Trail of Bits Blog Follow Sneak peek: A new ASN.1 API for Python We’re working on integrating an ASN.1 API into PyCA Cryptography, built on top of the same Rust ASN.1 implementation already used by Cryptography’s X.509 APIs. https://blog.trailofbits.com/2025/04/18/sneak-peek-a-new-asn.1-api-for-python/ blog.trailofbits.com