I don't understand quantum cryptography. I do see the NSA continues to prescribe AES256 and RCA3072. I don't necessarily understand why.

https://www.cnss.gov/CNSS/openDoc.cfm?a=LOyDUDL9iOfdp6SBhxB4...

Re: the above link: Using Latest Firefox/mac.

> ATTENTION - As of 24 February 2022, all users must install a DoD Root Certificate in their browser in order to access the CNSS website. Please select the following link for more information: DoD Root Certificate Help(PDF)[0]

[0] https://www.cnss.gov/CNSS/help/DoD_Root_Cert_Help_Final.pdf