mheyman 

A managed class that can hold an array in RAM and zero it on disposal. The code has the capability to throw if it cannot lock the array in RAM or gracefully degrade to merely pinning the memory... More information

Blake2 hash for sensitive data. Uses Isopoh.Cryptography.SecureArray to assure sensitive data gets wiped from RAM and, if the operating system allows, never gets written to disk.

Argon2 Password Hasher written in C#. Uses Isopoh.Cryptography.Blake2 for hashing and Isopoh.Cryptography.SecureArray to protect sensitive data.