Microsegmentation in Zero Trust Part One: Introduction and Planning

The Journey to Zero Trust series covers cybersecurity capabilities and architecture supporting organization adoption of modern zero trust ZT principles. ZT’s core concept of never trust and always verify evolved from prior cybersecurity models. This current ZT series supports an organization’s ZT...

CISA Releases Part One of Zero Trust Microsegmentation Guidance

CISA released Microsegmentation in Zero Trust, Part One: Introduction and Planning as part of its ongoing efforts to support Federal Civilian Executive Branch FCEB agencies implementing zero trust architectures ZTAs. This guidance provides a high-level overview of microsegmentation, focusing on i...

Beyond Perimeter Defense: Implementing Zero Trust in Federal Agencies

Learn how to address cybersecurity in this new perimeter-less world and get six steps to achieving Least Permissive Trust for federal agencies...

CISA Recommends Segmentation & Zero Trust to Combat Interlock Ransomware

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Why Customer Experience Is the New Battleground in Zero Trust

Learn why being named a Customer Favorite in Forrester's Zero Trust Wave reveals what we believe really matters in cybersecurity...

Assessing the Role of AI in Zero Trust

By 2025, Zero Trust has evolved from a conceptual framework into an essential pillar of modern security. No longer merely theoretical, it's now a requirement that organizations must adopt. A robust, defensible architecture built on Zero Trust principles does more than satisfy baseline regulatory...

Enterprise Security Incident Analysis and Countermeasures Based on the T-Mobile Data Breach

This paper presents a comprehensive analysis of T-Mobile's critical data breaches in 2021 and 2023, alongside a full-spectrum security audit targeting its systems, infrastructure, and publicly exposed endpoints. By combining case-based vulnerability assessments with active ethical hacking...

From VPN to Zero Trust: Why It’s Time to Retire Traditional VPNs, Part 2

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Improving IT efficiency with Microsoft Security Copilot in Microsoft Intune and Microsoft Entra

When Microsoft introduced Microsoft Security Copilot last year, our vision was to empower organizations with generative AI that helps security and IT teams simplify operations and respond faster. Since then, we’ve continuously innovated and learned alongside our customers. They consistently tell ...

​​Forrester names Microsoft a Leader in the 2025 Zero Trust Platforms Wave™ report

We are proud to share that Forrester has named Microsoft a Leader in The Forrester Wave™: Zero Trust Platforms, Q3 2025 report, ranking us highest in the strategy category. With so many strong vendors and solutions in the Zero Trust space, you need solid data to make the right choice for your...

Microsoft expands Zero Trust workshop to cover network, SecOps, and more

Building on identity, devices, and data, the workshop now covers network, infrastructure, and SecOps As the nature of cyberthreats and security challenges evolve, organizations have coalesced around a Zero Trust architecture as the approach to modernize their end-to-end security adoption and...

Holographic Projection and Cyber Attack Surface: a Physical Analogy for Digital Security

This article presents an in-depth exploration of the analogy between the Holographic Principle in theoretical physics and cyber attack surfaces in digital security. Building on concepts such as black hole entropy and AdS/CFT duality, it highlights how complex infrastructures project their...

CVE-2025-6083

In ExtremeCloud Universal ZTNA, a syntax error in the 'searchKeyword' condition caused queries to bypass the ownerid filter. This issue may allow users to search data across the entire table instead of being restricted to their specific ownerid...

Extreme Universal ZTNA 授权问题漏洞

Extreme Universal ZTNA is a complete network access solution from Extreme, Inc. An authorization issue vulnerability exists in Extreme Universal ZTNA that stems from a searchKeyword conditional syntax error that could lead to bypassing the ownerid filter...

Beyond Implementation: Building a Zero Trust Strategy That Works

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Identity and Access Management for the Computing Continuum

The computing continuum introduces new challenges for access control due to its dynamic, distributed, and heterogeneous nature. In this paper, we propose a Zero-Trust ZT access control solution that leverages decentralized identification and authentication mechanisms based on Decentralized...

Securing Open RAN: a Survey of Cryptographic Challenges and Emerging Solutions for 5G

The advent of Open Radio Access Networks O-RAN introduces modularity and flexibility into 5G deployments but also surfaces novel security challenges across disaggregated interfaces. This literature review synthesizes recent research across thirteen academic and industry sources, examining...

Authorino Uncontrolled Resource Consumption vulnerability

The Authorino service in the Red Hat Connectivity Link is the authorization service for zero trust API security. Authorino allows the users with developer persona to add callbacks to be executed to HTTP endpoints once the authorization process is completed. It was found that an attacker with...

CVE-2025-25207

The CVE concerns Authorino in Red Hat Connectivity Link. A developer-persona attacker can flood the service with post‑authorization callbacks, and since policy enforcement is handled by a single Authorino instance, this leads to Denial of Service during post‑authorization callback processing. Doc...

CVE-2025-25207 Rhcl: authpolicy callbacks result in denial of service in authorino severity

The Authorino service in the Red Hat Connectivity Link is the authorization service for zero trust API security. Authorino allows the users with developer persona to add callbacks to be executed to HTTP endpoints once the authorization process is completed. It was found that an attacker with...