All you would need to change is the Key size, IV size and the Crypto Service Provider.

所有你需要改变的关键在于规模，四大小和加密服务提供程序。

youdao

These entities are usually stored in a file or disk or in a key container owned by a Crypto API Cryptographic Service Provider (CSP).

这些实体通常存储在文件或磁盘中，或者存储在加密 API 加密服务提供程序 （CSP） 所拥有的密钥容器中。

youdao

Crypto.cat is far from the first service to enable encrypted text messages.

FORBES: Crypto.cat Aims To Offer Super-Simple Encrypted Messaging