Encrypted Client Hello (ECH) is now supported on Vercel CDN
First reported · 2mo ago · 1 source
Crest summary — written by AI from the 1 source below; every figure is checked against them · model deepseek-chat
Summary
Vercel CDN now supports Encrypted Client Hello for domains managed by Vercel DNS, encrypting the Server Name Indication in the TLS handshake.
Key facts
- Vercel CDN added Encrypted Client Hello support on 2026-08-14.
- ECH is available for domains managed by Vercel DNS.
- ECH encrypts the Server Name Indication in the TLS handshake.
Why it matters
Teams using Vercel DNS can now hide the hostname a client requests from observers on the network path, reducing metadata exposure during TLS connections.
Companies
Technologies
- Encrypted Client Helloprotocol
- Vercel CDNservice
- Vercel DNSservice
Original sources (1)
The report this event was built from. Crest of Tech keeps no article bodies: the full text is at each source.
- VercelOfficial · PrimaryEncrypted Client Hello (ECH) is now supported on Vercel CDN · By Faryal SiddiquiRead at Vercel