GitHub Breach Exposes 3,800 Repos | Microsoft Kills SMS Authentication | Proton Fights Canada Bill

GitHub confirms a major supply chain breach after a malicious Visual Studio Code extension reportedly gave attackers linked to TeamPCP access to roughly 3,800 internal repositories. The bigger issue: developer workstations now hold some of the most sensitive secrets in modern software organizations. Also today: Microsoft begins phasing out SMS-based authentication for personal accounts, calling text-message authentication a growing fraud risk as it shifts toward phishing-resistant passkeys. Researchers also disclose a nine-year-old Linux privilege escalation flaw, CVE-2026-46333, nicknamed SSH-Keysign-Pwn, which can allow root-level access with local machine access. And Proton publicly threatens to leave Canada rather than...