Security Insights
Latest threat analysis, industry news, and security best practices from our expert team.
PHP2Shell: What Criminal Forums Know That Your Exposure Management Program Should — Detection and Remediation Guide
Introduction When the vulnerabilities collectively dubbed PHP2Shell were disclosed, something remarkable happened: the criminal underground ...
Criminal IP AITEM: Closing the Gap Between Attack Surface Discovery and Response — A Defender's Playbook
The Problem AITEM Is Trying to Solve Criminal IP has introduced AITEM (AI-powered Threat Exposure Management), positioning it as the next ev...
Prove Exploitability Before Attackers Do: Closing the CVE Validation Gap in 2026
The Question Your Scanner Can't Answer A new CVE drops. Your scanner finds it. The severity score looks ugly. And then your security program...
Closing the Exposure-to-Breach Gap: Defending Against AI-Accelerated Credential Leaks and Exploit Weaponization
The Problem Isn't Intelligence — It's the Gap Between Knowing and Acting A leaked credential surfaces on a criminal marketplace at 02:00. A ...
Forrester MDR Landscape Q3 2026: Why Exposure-Informed, Preemptive MDR Should Drive Your Next Provider Evaluation
Introduction The managed detection and response (MDR) market has crossed an inflection point, and Forrester's newly published Managed Detect...
Why Your Critical Vulnerabilities Aren't Your Biggest Risk: A Defender's Guide to Reachability-Based Prioritization
Your Scanner Is Lying to You — Sort Of Security teams have never been better at finding vulnerabilities. Modern scanners, cloud security pos...
Tenable One Adversary View Powered by Claude Mythos 5: What Defenders Need to Know and How to Prepare
Tenable Brings Frontier AI Reasoning to Exposure Management Tenable has announced that Anthropic's Claude Mythos 5 is being incorporated dir...
Answering 'Are We Exposed?' Faster: Building a Rapid CVE Exposure Assessment Capability in 2026
Introduction A major vulnerability is disclosed. The alert fires. Executives, board members, and your CISO all ask the same question within ...
Building an Exposure Management Program the Business Trusts: Lessons from Tenable CSO Robert Huber
Introduction Most security organizations don't have a detection problem — they have a visibility problem disguised as a detection problem. A...