Why we cannot wait for better post-quantum signature algorithms

Cloudflare security blog feed covering post-quantum cryptography migration, ML-DSA and hybrid ML-KEM deployment, vulnerability discovery and response, frontier-model and AI application security, OAuth and non-human identity protection, MCP governance, threat-intelligence-driven WAF rules, client-side security, fraud prevention, and multi-vector attack investigation. The feed includes discussion of the critical Linux “Copy Fail” privilege-escalation vulnerability, but provides no CVE identifier in the supplied content.