…By Anna Washenko April 21, 2026 6:43 pm EST Anthropic's buzzy announcement about using AI to improve cybersecurity earlier this month was met with plenty of skepticism. However, Mozilla shared…
…Mandiant in late 2025 responded to an attack on a KnowledgeDeliver server and says that initially, the vulnerability was exploited as a zero-day to inject a malicious script into the web…
…Tenable publicly disclosed the issue on March 27, 2026, more than two months after initially reporting it to the Langflow team without receiving a response. Although Tenable did not mention a fix…
…creating new initiatives, standards, and infrastructure for the era of powerful cyber models. Accelerating patching and the rest of security As we’ve previously discussed , the bottleneck in cybersecurity is now verifying…
Overview: On May 24, 2026, the data breach notification service Have I Been Pwned (HIBP) integrated a dataset originating from an April 2026 extortion campaign targeting 7-Eleven. The breach, attributed to the threat act…
Hey HN! We're Dr. Kashyap Thimmaraju and Giuseppe Canale from Silicon Psyche. We've built Posture Sequence Analysis (PSA), a behavioural health monitor for LLMs and AI Agents.Why we built PSAWe built PSA because we wante…
…Instructure has not yet said if it will respond to the letter, or if Daly — or whoever is responsible for cybersecurity at the company — would attend the lawmakers’ closed-door briefing. Instructure…
…in developing cybersecurity (and other) safeguards that detect and block the model's most dangerous outputs. Claude Mythos is part of the new Project Glasswing, a major security initiative involving 11 of…
Chris Butera, CISA's acting executive assistant director for cybersecurity, told reporters on Wednesday that the goal of the directive is to help agencies prioritize, so they can address the most problematic…
Anthropic’s Mythos AI model, a powerful cybersecurity tool that the company said could be dangerous in the wrong hands, has been accessed by a “small group of unauthorized users,” Bloomberg reports…
…Cybersecurity firm ThreatLocker told BleepingComputer that they successfully reproduced the flaw in their testing and confirmed the exploit worked against fully patched Windows 11 systems with KB5094126 installed, and shared a video…
…Anthropic has decided to restrict access entirely, making the advanced model only for the use of its curated list of partners through Project Glasswing , which is an initiative aimed at deploying Mythos…
