Google quantum-proofs HTTPS by squeezing 15kB of data into 700-byte space

This feed aggregates high-impact security news from February 2026 covering multiple threat vectors: Google advancing Merkle-tree-based certificates to quantum-proof HTTPS; a new AirSnitch Wi‑Fi attack that can bypass encryption on home, guest, and enterprise networks; renewed supply‑chain and malware activity (Notepad++ updater compromise, malicious packages targeting dYdX, Lumma Stealer distribution via Castleloader); and active exploitation of a Microsoft Office vulnerability by state‑linked actors. Other notable items include expiring Windows Secure Boot certificates that require action, aw