Daily Signal - page 2A daily journal at the intersection of AI and cybersecurity. Monday, April 13, 2026 Booking.com Confirms Breach Exposing Reservation and User Data, Forces PIN Resets data-breach Microsoft Testing OpenClaw-Style Autonomous Agents Inside Microsoft 365 Copilot microsoft · llm · ai-launch APT41 Deploys Zero-Detection Backdoor to Harvest Cloud Credentials via Typosquatting C2 malware · cloud-security · iam · data-breach Anthropic Restricts Mythos Preview After Model Autonomously Exploits Zero-Days in Major OS and Browsers anthropic · llm · ai-safety · zero-day · vulnerability Fake Claude Website Delivers PlugX RAT via DLL Sideloading malware · anthropic · phishing Sunday, April 12, 2026 DoD Flags Anthropic as Supply-Chain Risk While Trump Officials Push Banks to Test Mythos anthropic · supply-chain · llm · ai-safety Saturday, April 11, 2026 Adobe Patches Actively Exploited Acrobat Reader RCE — CVE-2026-34621 zero-day · cve · vulnerability · appsec · rce Friday, April 10, 2026 CPUID Supply Chain Attack Poisons CPU-Z and HWMonitor Downloads supply-chain · malware ← Newer Page 2 of 6 Older →
Microsoft Testing OpenClaw-Style Autonomous Agents Inside Microsoft 365 Copilot microsoft · llm · ai-launch
APT41 Deploys Zero-Detection Backdoor to Harvest Cloud Credentials via Typosquatting C2 malware · cloud-security · iam · data-breach
Anthropic Restricts Mythos Preview After Model Autonomously Exploits Zero-Days in Major OS and Browsers anthropic · llm · ai-safety · zero-day · vulnerability
DoD Flags Anthropic as Supply-Chain Risk While Trump Officials Push Banks to Test Mythos anthropic · supply-chain · llm · ai-safety
Adobe Patches Actively Exploited Acrobat Reader RCE — CVE-2026-34621 zero-day · cve · vulnerability · appsec · rce