Cloudflare Workers Spectre Attack Leaks JWT From Co-Located Worker at 12 Bits/Second - The Hacker News

Researchers leak a JWT from a co-located Cloudflare Worker via Spectre at up to 12 bits per second; Cloudflare says the attack is mitigated.

Cybersecurity researchers have disclosed details of a remote Spectre attack against Cloudflare Workers that leaked a JSON Web Token (JWT) from a co-located Worker in the production environment at up …