Emerging Ransomware Threat: Reverse Engineering the Green Blood Group Golang Payload

During routine Dark Web Monitoring activities, Our Threat Intelligence Team identified a newly active ransomware operation calling itself The Green Blood Group. The group operates a dedicated Tor-based leak site and follows a double-extortion model, threatening public disclosure of victim data when negotiations fail. The screenshot shown above captures the group’s Tor portal in its current state.

CVE-2026-24858: Fortinet Multiple Products Authentication Bypass Zero-Day Analysis

CVE-2026-24858 is a critical authentication bypass vulnerability(CWE-288: Authentication Bypass Using an Alternate Path or Channel) in Fortinet products. It affects FortiOS, FortiAnalyzer, FortiManager, and potentially FortiProxy. An attacker with a FortiCloud account and registered device can log into devices registered to other accounts if FortiCloud SSO is enabled. Disclosed January 27, 2026, as actively exploited zero-day. CVSS 9.4 (some sources cite 9.8).

The best ISO 27001 compliance software for 2026

For lean teams, ISO 27001 can feel like a lot to take on. You’re expected to set up a formal security program, assess risks, write and maintain a long list of policies, and have audit-ready proof on hand—often without a large security or compliance headcount. ‍ On top of that, manual work and outside consultants can get expensive fast, pulling founders, engineers, and operators away from building the product and growing the business.

Why You Cannot Run Business Like A Government

Geopolitics runs on the idea that if one country is not first, another will be, and that logic is now leaking into corporate strategy. Nation states can absorb failure in pursuit of an edge, but most businesses have a low tolerance for failure, so importing that mindset turns ambitious bets into existential risks.

How to Build Custom Data Detectors Without Regex: DLP for Context-Aware Detection

DLP systems have traditionally relied on regex pattern matching to identify sensitive information. While regex excels at finding patterns, it fundamentally can’t understand context. It’s a massive limitation that forces security teams into endless cycles of tuning expressions and triaging false positives. Nightfall AI built prompt-based entity detection to solve this problem.

Agentic Data Classification: A New Architecture for Modern Data Protection

In the evolving landscape of data protection and compliance, data classification is the bedrock of safe AI workflows. Yet legacy approaches rely on singular models that are fixed, rigid, and limited in context. Our agentic data classification approach reshapes this paradigm by not relying on any single model. Instead, we orchestrate a dynamic, intelligent layer that automatically selects the right model for the job.

Why Performance-Based Questions Are the Real Security+ Challenge (and How to Beat Them)

If you've passed a multiple-choice certification exam before, you might assume the CompTIA Security+ will be more of the same. You read the question, eliminate two obviously wrong answers, pick the best remaining option, and move on. Then you hit your first performance-based question. Suddenly you're staring at a simulated firewall interface, asked to configure ACL rules for a production web server. There's no A, B, C, or D. Just a blinking cursor and a timer counting down. This is where most Security+ candidates panic, and it's exactly why PBQs exist.