# Sponge.Protocols.cryptography ### *class* Sponge.Protocols.cryptography.CryptographyFilter(yctx: [YCTX](/PierMesh/piermesh/src/branch/main/docs/Sponge/Protocols/Yellow.md#Sponge.Protocols.Yellow.YCTX)) Cryptographic operations protocol [🔗 Source](https://git.utopic.work/PierMesh/piermesh/src/branch/main/Sponge/Protocols/cryptography.py) #### pActions *= ['initCryptography']*