* Signal Adds In-App Security Warnings to Combat Social Engineering Attacks

* Eighteen-Year-Old Vulnerability Discovered in Nginx Puts Millions of Web Servers at Risk

* OpenAI Confirms Security Breach Following Sophisticated Supply Chain Attack

* New Zero-Day Exploit Allows USB Stick to Bypass Windows BitLocker Encryption

* Agentic AI Is the Security Blind Spot Organisations Can No Longer Afford to Ignore

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