Daily Signal - page 8A daily journal at the intersection of AI and cybersecurity. Thursday, July 30, 2026 Microsoft Copilot for Word Can Copy Hidden Prompts Into New Documents llm · prompt-injection · microsoft OctLurk and SilkLurk: New In-Memory Backdoors Target Central Asia malware Hackers Exploit AnySign4PC via Hacked Korean Sites to Install Backdoors Without Prompts malware SilverFox Targets Japanese Manufacturer With 3-Driver BYOVD Chain and ValleyRAT malware · privilege-escalation Chinese-Speaking Threat Actor Harnesses AI Models for Autonomous Cyberattacks ai-safety · llm · vulnerability Critical Ruflo Flaw Lets Attackers Spawn Rogue AI Swarms via MCP Bridge rce · llm · vulnerability · cve US and Allies Update SBOM Guidance Five Years After Initial Release supply-chain · devsecops 'GenieLocker' Ransomware Targets Windows, Linux, and ESXi ransomware · malware ← Newer Page 8 of 65 Older →
Microsoft Copilot for Word Can Copy Hidden Prompts Into New Documents llm · prompt-injection · microsoft
SilverFox Targets Japanese Manufacturer With 3-Driver BYOVD Chain and ValleyRAT malware · privilege-escalation
Chinese-Speaking Threat Actor Harnesses AI Models for Autonomous Cyberattacks ai-safety · llm · vulnerability
Critical Ruflo Flaw Lets Attackers Spawn Rogue AI Swarms via MCP Bridge rce · llm · vulnerability · cve