mTLS (Mutual TLS) Support / Claude Code v1.0.36

Enterprise-grade security: Added comprehensive support for mutual TLS authentication
Environment variables for certificate configuration:
NODE_EXTRA_CA_CERTS: Load custom CA certificates
CLAUDE_CODE_CLIENT_CERT: Specify client certificate
CLAUDE_CODE_CLIENT_KEY: Specify client private key
CLAUDE_CODE_CLIENT_KEY_PASSPHRASE: Optional passphrase for encrypted keys
Automatic integration: mTLS certificates are automatically configured for both HTTP clients and proxy connections
Diagnostic support: mTLS configuration is now visible in API configuration diagnostics

The build it came inv1.0.36

27 Jun 2025 · 12 entries, this one is #3.

Either side of it

Open the release →

Names in this entry

envNODE_EXTRA_CA_CERTS
Session reset and model fallback use named stores, and cert env vars go through one accessor.
envCLAUDE_CODE_CLIENT_CERT
Path to client certificate file for mTLS authentication
envCLAUDE_CODE_CLIENT_KEY
Path to client private key file for mTLS authentication
envCLAUDE_CODE_CLIENT_KEY_PASSPHRASE
Passphrase for encrypted CLAUDE\_CODE\_CLIENT\_KEY (optional)

Is this right?

Other releases about the same thing. Found by shared names or similar wording; neither means one caused the other.