# gRPC v1.83.2

> Networking & Messaging · 2026-11-02

A security-focused maintenance release updates repository roots and changes the default for post-quantum cryptography in `TLS` key exchange. It concerns deployments that use `TLS` key exchange.

## Action needed
- **[security]** The `gRPC` repository roots, updated
  - The `gRPC` repository roots are updated in this release.

## Check if affected
- **[breaking]** Post-quantum cryptography as the default for `TLS` key exchange
  - Applies if you use `TLS` key exchange.
  - Post-quantum cryptography is now the default for `TLS` key exchange in this release.

[Full analysis](https://ratatosk.io/en/releases/grpc/v1.83.2)

[Original release notes](https://github.com/grpc/grpc/releases/tag/v1.83.2)