NSA is not totally the enemy, because it helped people a lot at cryptography, NSA published AES, aka, Advanced Encryption Standard, and approved some post-quantum cryptographies. Experts think that NSA cannot crack AES, even experts think AES is secure.

NSA is not totally the enemy, because it helped people a lot at cryptography, NSA published AES, aka, Advanced Encryption Standard, and approved some post-quantum cryptographies. Experts think that NSA cannot crack AES, even experts think AES is secure.

https://www.change.org/p/free-ruan-xiaohuan-%E9%98%AE%E6%99%93%E5%AF%B0-aka-%E7%BC%96%E7%A8%8B%E9%9A%8F%E6%83%B3