What probably matters to youSection of the release
What
Set CLAUDE_CODE_CLIENT_KEY_PASSPHRASE and Claude Code decrypts the client private key with it when checking that the key matches the configured certificate chain, so an encrypted key file no longer fails the pairing check.
Evidence
CLAUDE_CODE_CLIENT_KEY_PASSPHRASE
Strings lifted out of the shipped bundle, so the claim above can be checked against them.
