Carol Yeh

### Release Summary: Add rust binding for `s2n_cert_validation_callback` ### Resolved issues: resolves #5264 ### Description of changes: `s2n_cert_validation_callback` is an unstable async callback that operates on the struct `s2n_cert_validation_info`. To...

# Goal Enable certificate intent validation by default ## Why ## How ## Callouts ## Testing Added a unit test against different KU and EKU combinations in the `/tests/pems/intent` folder....

### Problem: While working on the pure ML-KEM PR #5586, I learned from Alex that all of the length prefixing logic for PQ should eventually be removed from s2n-tls. It...

### Problem: Dependent bot tried to upgrade the following dependency but failed due to requiring MSRV >= 1.84: - s2n-tls: `checkers` https://github.com/aws/s2n-tls/issues/5498 ### Solution: Upgrade the dependency after updating our...