Counter Galois Onion Strengthens Tor Relay Encryption

Tor introduces Counter Galois Onion (CGO) to exchange tor1 and harden relay encryption throughout purchasers and relays. On 24 November 2025 Tor broadcasts adoption of Counter Galois Onion (CGO) for relay encryption, with implementations underway in Arti (Rust) and C Tor to guard circuit site visitors from tagging assaults, add ahead secrecy, and modernize authenticators; improvement […]



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