What is *Zero Trust Networks* by Evan Gilman about?

*Zero Trust Networks* by Evan Gilman and Doug Barth introduces a revolutionary security model that eliminates traditional perimeter-based defenses. It advocates treating all networks as hostile, requiring continuous verification of users and devices through robust authentication, authorization, and encryption. The book provides actionable strategies for implementing Zero Trust architectures using existing technologies, emphasizing compartmentalized access and operational agility to combat modern cyber threats.

Who should read *Zero Trust Networks*?

This book is essential for IT professionals, cybersecurity experts, and network architects seeking to modernize organizational security. Business leaders managing sensitive data and security enthusiasts interested in cutting-edge frameworks will also benefit. The practical examples, case studies, and clear explanations make it valuable for both technical teams and decision-makers prioritizing adaptive defense strategies.

Is *Zero Trust Networks* worth reading in 2025?

Yes, the 2024 updated edition remains highly relevant, addressing evolving threats like cloud vulnerabilities and AI-driven attacks. With expanded scenarios, real-world examples, and alignment with NIST/CISA standards, it offers timely insights for securing hybrid infrastructures. Critics praise its foundational approach, though some note its high-level guidance requires supplementary technical resources.

What are the core principles of the Zero Trust model?

The model operates on five principles: assume the network is hostile, eliminate implicit trust, enforce least-privilege access, continuously verify users/devices, and encrypt all communications. These principles shift focus from perimeter defense to dynamic, context-aware policies that minimize breach impact.

How does *Zero Trust Networks* suggest implementing Zero Trust?

The authors recommend phasing out perimeter-based tools while integrating identity management (e.g., multi-factor authentication), micro-segmentation, and encrypted traffic analysis. Automation-driven policy engines and real-time threat monitoring are emphasized, alongside gradual migration strategies for legacy systems.

What case studies are included in *Zero Trust Networks*?

The book features organizations transitioning to Zero Trust, highlighting challenges like legacy system integration and workforce training. Examples include cloud migration scenarios and financial institutions adopting dynamic access controls. These cases illustrate practical steps for balancing security with operational efficiency.

How does *Zero Trust Networks* address cloud security?

It advocates extending Zero Trust principles to cloud environments by unifying security policies across hybrid infrastructures. Key tactics include identity-aware proxies, encrypted service-to-service communication, and runtime authorization checks for cloud workloads. The updated edition adds guidance for containerized and serverless architectures.

What criticisms exist about *Zero Trust Networks*?

Some readers note the book focuses more on conceptual frameworks than step-by-step technical guides. Reviews suggest pairing it with implementation manuals for teams new to Zero Trust. However, its clear explanation of trust scoring and policy engines is widely praised.

Сети нулевого доверия

Построение безопасных систем в ненадежных сетях

Эван Гилман и Даг Барт

4.02(213 Reviews)

Обзор книги Сети нулевого доверия

В книге «Сети с нулевым доверием» (Zero Trust Networks) эксперты по кибербезопасности объясняют, почему защита периметра мертва. Google и PagerDuty уже используют этот революционный подход. Что, если самая большая уязвимость вашей сети — это не внешние хакеры, а неявное доверие, которым вы наделили всё, что находится внутри ваших стен?

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Глава 1

The New Security Paradigm: When Trust Is No Longer an Option

In 2021, Colonial Pipeline suffered a devastating ransomware attack that shut down fuel delivery to the entire U.S. East Coast. The attackers didn't need sophisticated tools to breach the company's defenses-they simply exploited a single compromised VPN password. Once inside the network perimeter, they moved freely through systems assumed to be "safe." This catastrophic breach exemplifies why traditional security models are failing us. Zero Trust Networks, the groundbreaking approach detailed by Evan Gilman and Doug Barth, has rapidly evolved from a theoretical security model to a national security imperative. The White House's Executive Order 14028 specifically calls for Zero Trust adoption to combat increasingly sophisticated foreign cyberattacks. Even Google has embraced this model through their BeyondCorp initiative, fundamentally transforming how organizations approach security in an age where network boundaries have essentially disappeared.

Глава 2

Rethinking Security: The Fundamental Flaws of Traditional Models

Traditional network security resembles medieval castle defenses-build high walls around your assets and control who enters through the gates. This perimeter model emerged organically as networks evolved. In the early internet days, organizations were encouraged to register for globally unique IP addresses, anticipating future interconnection. As IP adoption accelerated in the late 1980s and early 1990s, address space depletion became concerning, leading to the creation of private IP ranges (10.0.0.0/8, 172.16.0.0/12, and 192.168.0.0/16) through RFC 1597 in 1994. These private networks initially operated in isolation, requiring minimal security measures. However, as internet resources became increasingly valuable, organizations sought connectivity. Email servers were early examples, configured with one interface facing the internet and another facing the internal network. This created physical paths into otherwise secure private networks, prompting strict scrutiny of these hosts and the placement of firewalls to restrict communication. As demand for internet access grew, maintaining intermediary hosts for every desired application became impractical. Network Address Translation (NAT) solved this by mapping public IPs and ports to private ones, enabling devices on private networks to access arbitrary internet resources. NAT's many-to-one mapping prevented incoming connections from reaching internal IPs without specific configuration, functioning similarly to stateful firewalls. With firewall/NAT devices between internal networks and the internet, clear security zones formed: the internal "secure" zone, the DMZ, and the untrusted internet. This evolution from offline networks with minimal internet access to highly interconnected networks with perimeter security devices was driven by business needs that couldn't sacrifice connectivity for perfect security. But this model contains a fatal flaw: once attackers breach the perimeter, they often face little resistance moving laterally within the network. The model assumes systems within a network boundary can be trusted-an assumption repeatedly proven false by devastating breaches like those at Target, Equifax, and SolarWinds.

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Глава 3

The Evolving Threat Landscape: From Dial-Up to Zero-Click Attacks

Attack vectors have evolved dramatically over time, reflecting the changing nature of technology and connectivity. Before the public internet, remote system access typically occurred over telephone lines, with dial-in interfaces being the primary attack vector. Early hackers used war dialers to scan phone numbers, seeking modems and PBX systems. These attacks, while primitive by today's standards, established patterns that would influence future cyber threats. As organizations connected to the internet in the early 1990s, attacks shifted from telephone networks to IP networks, allowing for more covert and persistent exploitation attempts. This transition marked a fundamental change in attack methodology, as threat actors could now operate anonymously and target multiple systems simultaneously from anywhere in the world. By the late 1990s, Trojan horses became increasingly sophisticated, tricking users into installing malware that opened ports for remote control. Notable examples like Back Orifice and SubSeven demonstrated how seemingly innocent programs could create persistent backdoors. Hardware firewalls emerged as a critical defense, protecting internet-facing hosts by enforcing policies that allowed only "safe" traffic. These devices controlled both inbound and outbound traffic, making it difficult to penetrate internal networks through DMZ hosts. However, the widespread adoption of Network Address Translation (NAT) for internal client internet access created a critical vulnerability: relaxed outbound network policies. This architectural decision transformed security dynamics by allowing internal hosts to communicate directly with untrusted internet hosts. Attackers quickly adapted, developing techniques to abuse client connections and enable malicious code to "phone home" from within protected networks. The concept of "trusted" internal networks began to erode. Modern attacks have become increasingly sophisticated, typically beginning with compromising a single computer on an internal network. Common initial access vectors include browser exploitation through drive-by downloads, malicious email attachments, and even zero-click attacks that require no user interaction. The initial exploit usually carries a minimal "dialer" payload, often less than 100 bytes, that connects to a remote internet host and executes received code. This approach allows attackers to bypass perimeter defenses by exploiting legitimate outbound connection permissions. The attack progression has become more structured and methodical. Attackers move through several distinct phases: compromising corporate machines via targeted phishing campaigns, establishing encrypted remote shells, moving laterally through the network using legitimate administrative tools, locating privileged workstations, installing sophisticated keyloggers and memory scrapers, stealing credentials through pass-the-hash attacks, compromising production hosts, accessing databases, and exfiltrating sensitive data through covert channels. Advanced persistent threats (APTs) might maintain access for months or years, carefully harvesting data while avoiding detection. Even with meticulously placed next-generation firewalls, intrusion prevention systems, and tightly scoped policies, this attack progression demonstrates how traditional network security models increasingly fail to provide adequate protection against modern threats. The rise of fileless malware, living-off-the-land techniques, and supply chain attacks has further complicated the defensive landscape, requiring organizations to adopt more sophisticated security approaches beyond traditional perimeter-based defenses.

Глава 4

Zero Trust Fundamentals: Assuming Hostility Everywhere

Zero trust operates on five fundamental assertions that dramatically depart from conventional wisdom, reshaping how organizations approach security architecture: 1. The network is always assumed hostile - every network segment, whether internal or external, must be treated as compromised 2. External and internal threats exist at all times - malicious actors could be anywhere, including trusted employees or compromised credentials 3. Network locality alone cannot determine trust - physical location or network segment provides no automatic privileges 4. Every device, user, and network flow requires authentication and authorization - no exceptions for "trusted" systems 5. Policies must be dynamic, calculated from multiple data sources - incorporating real-time threat intelligence and behavioral analysis Rather than building walls between trusted and untrusted resources, zero trust accepts that threats exist everywhere. The metaphor shifts from protecting soft bodies inside castle walls to turning the entire population into a militia - every entity must defend itself and verify others. This represents a fundamental departure from the traditional perimeter-based security model where internal networks were considered safe havens. Zero trust assumes the network is fully compromised, requiring proper identification from all hosts regardless of location or IP address. This means even routine internal communications between applications or services must be authenticated and authorized. For example, a database server must verify the identity of an application server before processing queries, even if they're in the same data center. This approach divides systems into control plane and data plane components. The control plane serves as a central authority, authenticating and authorizing both devices and users before granting access to protected resources. Fine-grained policies can incorporate multiple factors such as: • Organizational role and clearance level • Time of day and duration of access • Geo-location and network origin • Device type, security posture, and patch status • Historical behavior patterns and risk scores • Multi-factor authentication status Once approved, the control plane dynamically configures the data plane to accept traffic exclusively from the authorized client, potentially coordinating encrypted tunnels with temporary credentials. These secure channels ensure that even if network traffic is intercepted, it remains protected. Importantly, these authorizations are time-bound rather than permanent, allowing access to be revoked when circumstances change. For instance, if an employee's device shows signs of compromise or unusual behavior, access can be immediately terminated. This approach relies on a trusted authority to authenticate, authorize, and coordinate access in real time based on various inputs, including security information and event management (SIEM) systems, threat intelligence feeds, and behavior analytics. Zero trust doesn't require new protocols or libraries but uses existing technologies in novel ways, such as: • PKI infrastructure for device and service identity • OAuth and OIDC for user authentication • TLS for encrypted communications • Software-defined networking for dynamic access control Automation is the critical enabler, particularly for interactions between control and data planes. Without dynamic policy enforcement updates, zero trust remains unattainable. Modern implementations leverage APIs and orchestration tools to ensure security policies are consistently enforced across the entire infrastructure stack.

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Глава 5

Trust Management: The Foundation of Zero Trust Networks

Isn't "managing trust" in a "zero trust" network contradictory? Not at all. When inherent trust is absent, it must be carefully sourced and managed. Trust originates with the operator but must be delegated to build automated, scalable systems requiring minimal human intervention. This deliberate approach to trust management forms the cornerstone of modern security architecture. Trust chains flow back to the operator (trust anchor), enabling systems to operate securely while maintaining strict control. For example, autoscaling servers can be trusted because a provisioning system validates their creation, with that system itself trusted by the operator. This chain extends to various components: load balancers verify application servers, which in turn validate database connections, each link maintaining cryptographic proof of its authenticity. Defining threat models is crucial when designing security architecture. These models identify potential attackers, their capabilities, resources, and targets, focusing mitigation efforts on weaker adversaries before addressing stronger ones. For instance, a typical threat model might first address commodity malware and automated attacks, then progress to more sophisticated threats like targeted attacks from skilled adversaries. A well-defined threat model prevents the common tendency to focus on sophisticated aspects while neglecting fundamental security concerns like password policies and access controls. Zero trust networks generally follow the Internet Threat Model described in RFC 3552, which assumes end-systems haven't been compromised while attackers have nearly complete control of communication channels. This model acknowledges that network traffic can be intercepted, modified, or fabricated at any point. Zero trust expands this model by considering endpoint compromises, hardening systems against compromised peers and facilitating compromise detection through continuous device scanning and behavioral analysis. This includes monitoring for unusual access patterns, unexpected configuration changes, and anomalous network traffic. Mitigation strategies incorporate multiple layers of defense. These include frequent software updates to patch vulnerabilities, regular credential rotation to limit the impact of compromised credentials, and device rotation to maintain a fresh, known-good state. Some organizations implement automated systems that rotate credentials daily or even hourly, while others use ephemeral systems that are regularly destroyed and rebuilt from trusted templates. Zero trust networks typically aim to defend against threats up to the "trusted insider" level, which covers most common attacks including sophisticated criminal organizations and corporate espionage. However, they don't attempt to mitigate all state-level actors with their vast resources and physical/legal access to critical systems. This practical limitation acknowledges that perfect security is impossible, focusing instead on maintaining a strong security posture against the most likely threats while remaining operationally efficient. The trust management framework must also account for legitimate business operations. This means implementing graduated access levels, emergency procedures for system recovery, and audit mechanisms that can verify the proper functioning of trust relationships without impeding necessary work. Regular testing and validation of these trust chains ensures they remain effective while adapting to evolving threats and business needs.

Глава 6

Authentication and Authorization: The Twin Pillars of Security

Strong authentication is essential in zero trust networks where attackers can communicate from any IP and insert themselves between trusted hosts. Traditional methods like IP verification and passwords are insufficient. X.509 certificates provide a robust solution through trust chains, commonly deployed in TLS connections. Unlike standard TLS that only validates the resource to the client, zero trust requires mutual authentication where the resource also validates the client. Certificates use public-private key pairs where the public key verifies possession of the private key without exposing it. However, since private keys can still be stolen through malware or theft, multiple authentication components stored separately provide better security by requiring attackers to compromise multiple systems. Additionally, time-limiting credentials through regular rotation minimizes damage from stolen keys and allows operators to reassert trust periodically. Public key infrastructure (PKI) addresses the challenge of distributing and validating public keys in untrusted networks through registration authorities that bind identities to public keys. Certificate authorities (CAs) act as trust anchors, signing and publishing these bindings so entities can verify certificate validity. While public PKI powers much of the internet's security infrastructure, it's not recommended for zero trust networks despite its existing tooling and peer-reviewed practices. The drawbacks include prohibitive costs from certificate signing fees (especially with frequent rotation), trust issues with numerous globally distributed CAs operating under different laws and governments, and limited flexibility for storing site-specific metadata in certificates. Private PKI provides better control and customization for zero trust implementations. The principle of least privilege grants entities only the permissions they absolutely need to function, greatly reducing potential for abuse or misuse. Applications should run under service accounts with minimal access, while humans should operate with standard permissions and only elevate privileges when necessary.

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Глава 7

Dynamic Trust: Moving Beyond Static Security Models

Trust management is crucial yet underdeveloped in network security. Traditional approaches rely on static, manually-defined policies that create large trust pools around administrators-making them prime targets for attackers like Conti and LAPSUS$. Zero trust networks implement dynamic trust scoring similar to credit agencies, continuously monitoring actor behavior to calculate trustworthiness. This allows fine-grained policy decisions based on context: a user might easily access their calendar from an untrusted network but would need a much higher trust score to change system settings. Score-based policies dramatically improve security by considering variables like historical activity rather than relying on static rules. Sessions approved through these mechanisms earn greater trust, reducing dependence on user authentication methods and improving user experience. Trust score models present several challenges. A persistent attacker might slowly build credibility to gain access, though requiring extended periods of "normal" behavior could mitigate this risk by allowing time for external audits to detect intrusions. User confusion presents another challenge-how do we communicate why access is permitted from home but denied from a coffee shop? Solutions might include presenting increasingly rigorous authentication requirements, limiting new members' access until they build trust, or requiring physical verification at support offices. In network systems, the data plane handles high-volume traffic with simple logic (often in specialized hardware), while the control plane serves as the configurable "brains" that can't handle the same traffic rates. Zero trust networks maintain this separation, with applications, firewalls, proxies and routers forming the data plane that must quickly determine traffic permissions. The control plane receives requests from data plane devices, assesses risk based on system data, examines relevant policies, and signals the data plane to grant or deny access. This interface must be heavily isolated with encrypted, authenticated communications using private PKI to prevent privilege escalation.

Глава 8

Context-Aware Agents: The Heart of Zero Trust Authorization

Zero trust networks recognize that authorizing user, device, and application separately is insufficient. Instead, they authorize the entire request context through "agents"-ephemeral entities formed by combining all known data about actors in a request. This approach mitigates credential theft by considering the complete context when evaluating policy. Agents are created on-demand from persistent storage data, ensuring that any changes to underlying data (like role changes or device unenrollment) immediately affect authorization decisions. Some agent fields change rapidly to mitigate active attacks. Trust scores exemplify this dynamic data, evaluating each network request to update scores for users, applications, and devices in near real-time. Agents also frequently contain sparse data, particularly during device bootstrapping when little is known about a new device that must still interact with corporate infrastructure. Similarly, autonomous systems typically have sparse data compared to human-operated systems, often lacking user authentication since they rely on the security of their configuration management system. Agent data varies widely in presence and granularity, potentially including trust scores (for agent, user, device), user attributes (role, groups, location, authentication method), device information (manufacturer, OS, hardware security modules, TPM details), and network data (location, IP address). The trustworthiness of this data varies-information populated during procurement is more reliable than data reported from potentially compromised devices. In zero trust networks, it's the agent that receives authorization, not separate user and device authorizations. Policy is written against the entire agent, leveraging both traditional (IP address) and nontraditional (device type, user location) authorization information. This approach encourages considering the complete communication context-the marriage of user and device data is critical for making proper authorization decisions. When user and device data combine in an agent requesting resource access, the context becomes clearer. Consider Adam requesting sales data via his personal iPhone-without device management, his request might be denied despite having proper user permissions. The agent also influences trust score calculations, with the trust engine using both recorded actions and agent data to determine trustworthiness, which becomes an attribute against which policy is defined.

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Глава 9

Implementing Zero Trust: Practical Considerations

Authentication and authorization are distinct-agents serve solely for authorization, not authentication. Authentication happens before agent formation, typically separately for users and devices. Following authentication, canonical identifiers populate the agent with relevant details. Authentication is session-oriented and cacheable, while authorization should be request-oriented with fresh data for each decision. When revoking access, updating authorization is more effective than changing authentication credentials. Authentication merely proves identity, while authorization determines actual access rights. Since authentication results are typically cached with session identifiers, validating an authenticated session is fundamentally an authorization decision. Agent data contains sensitive information-both personal user details and device information that could enable targeted attacks. This data should be contained within trusted control plane systems that are logically and physically separated from data plane systems. However, some agent details must reach data plane applications to enable fine-grained authorization logic. This can be accomplished through trusted channels like header injection via proxies, allowing applications to implement their own authorization while maintaining security. Agent data needs consistent "coordinates" across control plane systems-like a database schema-to ensure compatibility. This structure is crucial for maintaining and evolving zero trust networks, particularly as they mature and incorporate data from multiple systems. However, agent data is often sparse due to inevitable data cleanliness issues. Rather than pursuing perfect data, it's better to craft policies that accommodate missing fields and consider alternatives. Despite organization-specific agent data, standardization remains valuable. SNMP and its management information base (MIB) offer a useful analogy, with object identifiers (OIDs) providing globally unique "coordinates" for data elements. While there's no perfect equivalent to private IP space for organization-specific data, registering for a Private Enterprise Number with IANA provides a dedicated OID prefix. While standards bodies like NIST have issued zero trust architecture guidance, agent standardization remains an implementation task. Current agents take various forms-JSON blobs, JWTs, or custom formats. Flexible, easily extensible data structures with loose typing facilitate introducing new data. Pluggable designs may ease future standardization, but shouldn't impede adoption of agent authorization.

Глава 10

Zero Trust in the Cloud: The Perfect Match

Zero trust architecture is ideally suited for cloud deployments where traditional network trust becomes impossible or impractical. By authenticating and securing every communication without relying on IP addresses or network security zones, compute resources become truly commoditized and location-agnostic. With every packet encrypted regardless of location or network path, operators can deploy applications anywhere without worrying about which packets traverse the public internet versus private networks. This approach eliminates the significant cognitive load of determining when, where, and how to encrypt traffic, substantially reducing the risk of human error in security configurations. While some practitioners might argue that intra-datacenter encryption is excessive and impacts performance, historical incidents have proven otherwise. Even large cloud providers like AWS, Google Cloud, and Azure have multiple datacenters within a single region connected by fiber links that could potentially be compromised. Recent security incidents have shown that assuming safety within a datacenter boundary is increasingly risky. Multiple additional risks exist in cloud provider network implementations. These include potential vulnerabilities in hypervisor networking that could expose traffic to neighboring tenants, network operators accessing traffic during troubleshooting activities, and the possibility of captured data being exposed through compromised maintenance devices. There's also the risk of misconfigured virtual networks or security groups accidentally exposing sensitive systems. By adopting zero trust principles, organizations can secure their systems consistently regardless of where they're hosted, creating a unified security model across hybrid and multi-cloud environments. The widespread shift to public cloud environments and pervasive internet connectivity has fundamentally altered the threat landscape. Traditional concepts of "internal" networks have become increasingly meaningless as infrastructure is shared and abstracted. Cloud-native applications often communicate across multiple regions and providers, making data security more crucial than ever when building new systems. Zero trust provides the essential framework needed to operate securely in this new reality, where traditional network boundaries have effectively disappeared and the concept of a secure perimeter has become obsolete. The cloud's dynamic nature, with auto-scaling resources and ephemeral containers, aligns perfectly with zero trust's identity-based security model. Rather than relying on static network configurations, security policies can be tied directly to workload identities and automatically scaled with the application. This enables organizations to maintain consistent security controls while taking full advantage of cloud elasticity and automation, making zero trust not just a security enhancement but an enabler of cloud adoption and innovation.

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Ключевые темы в Сети нулевого доверия

perimeterless security
lateral movement prevention
network identity verification
dynamic access control
microsegmentation strategy

Цитаты из Сети нулевого доверия

Traditional security models are failing us.
Network locality alone cannot determine trust.
The network is always assumed hostile.
External and internal threats exist at all times.

Персонажи в Сети нулевого доверия

Evan GilmanAuthor and security expert
Doug BarthAuthor and security expert

Об авторе

Эван Гилман и Даг Барт, соавторы книги «Сети нулевого доверия: создание защищенных систем в ненадежных сетях» (Zero Trust Networks: Building Secure Systems in Untrusted Networks), являются ведущими экспертами в области кибербезопасности и сетевой архитектуры. Гилман, генеральный директор SPIRL и сторонник открытого исходного кода, обладает многолетним опытом проектирования отказоустойчивых систем для враждебных сред, в то время как Барт, инженер-программист, работавший в Stripe и PagerDuty, специализируется на инфраструктуре и методах внедрения сбоев. Их книга, представляющая собой практическое руководство по безопасности с нулевым доверием, объединяет их опыт внедрения модели «никогда не доверяй, всегда проверяй» с реальными примерами перехода от защиты периметра.

Академический бэкграунд Гилмана в области сетей и вклад Барта в индустрию определили фокус книги на механизмах доверия, политиках безопасности и проектировании защищенных систем.

Второе издание, опубликованное издательством O’Reilly Media, расширяет описание архитектур, соответствующих стандартам NIST и CISA, и было включено в Зал славы кибербезопасности (Cybersecurity Canon Hall of Fame). Их работа цитируется в программах корпоративной безопасности и преподается на профессиональных курсах, а переводы и адаптации книги влияют на глобальное внедрение концепции нулевого доверия.

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117

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@Raaaaaachelw

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@Matt, YC alum

108

"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC

254

"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore

"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

@Pitiful

4.5K

"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

@SofiaP

"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

@Jaded_Falcon

201

"It is great for me to learn something from the book without reading it."

@OojasSalunke

"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

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483

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LOVED BY

1,000,000+ curious minds.

4.7

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1M+ learners

"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

@Moemenn

"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

@Chloe, Solo founder, LA

117

"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

@Raaaaaachelw

"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

@Matt, YC alum

108

"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC

254

"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore

"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

@Pitiful

4.5K

"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

@SofiaP

"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

@Jaded_Falcon

201

"It is great for me to learn something from the book without reading it."

@OojasSalunke

"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn

483

"Makes me feel smarter every time before going to work"

@Cashflowbubu

"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

@Moemenn

"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

@Chloe, Solo founder, LA

117

"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

@Raaaaaachelw

"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

@Matt, YC alum

108

"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC

254

"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore

"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

@Pitiful

4.5K

"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

@SofiaP

"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

@Jaded_Falcon

201

"It is great for me to learn something from the book without reading it."

@OojasSalunke

"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn

483

"Makes me feel smarter every time before going to work"

@Cashflowbubu

"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

@Moemenn

"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

@Chloe, Solo founder, LA

117

"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

@Raaaaaachelw

"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

@Matt, YC alum

108

"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC

254

"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore

"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

@Pitiful

4.5K

"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

@SofiaP

"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

@Jaded_Falcon

201

"It is great for me to learn something from the book without reading it."

@OojasSalunke

"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn

483

"Makes me feel smarter every time before going to work"

@Cashflowbubu

Узнайте больше о том, как обсуждают BeFreed в интернете

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The New Security Paradigm: When Trust Is No Longer an Option

Rethinking Security: The Fundamental Flaws of Traditional Models

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The Evolving Threat Landscape: From Dial-Up to Zero-Click Attacks

Zero Trust Fundamentals: Assuming Hostility Everywhere

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Trust Management: The Foundation of Zero Trust Networks

Authentication and Authorization: The Twin Pillars of Security

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Dynamic Trust: Moving Beyond Static Security Models

Context-Aware Agents: The Heart of Zero Trust Authorization

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Implementing Zero Trust: Practical Considerations

Zero Trust in the Cloud: The Perfect Match

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Learn Beginner Network Security

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1,000,000+ curious minds.

1,000,000+ curious minds.

Одна книга. Множество способов её услышать.

The New Security Paradigm: When Trust Is No Longer an Option

Rethinking Security: The Fundamental Flaws of Traditional Models

Следите за каждым словом во время прослушивания

The Evolving Threat Landscape: From Dial-Up to Zero-Click Attacks

Zero Trust Fundamentals: Assuming Hostility Everywhere

Получите больше от Сети нулевого доверия

Trust Management: The Foundation of Zero Trust Networks

Authentication and Authorization: The Twin Pillars of Security

Следите за каждым словом во время прослушивания

Dynamic Trust: Moving Beyond Static Security Models

Context-Aware Agents: The Heart of Zero Trust Authorization

Получите больше от Сети нулевого доверия

Implementing Zero Trust: Practical Considerations

Zero Trust in the Cloud: The Perfect Match

Вы дочитали Сети нулевого доверия до конца

Пользователям также понравилось

Часть плана обучения

Learn Beginner Network Security

Learn Network Security, Auth & Auth Basics

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