The NSA did not shape encryption in only one direction. This entry traces how the agency helped build modern secure communications, influenced DES, DSS, Clipper, AES, Suite B, and CNSA, and then reshaped public trust through the Dual_EC and BULLRUN era.
NSA-approved encryption has never meant just one thing. At different times it has meant federally standardized encryption, export-licensed commercial encryption, escrow-enabled government access, and high-assurance algorithms approved for national security systems. This entry explains why those meanings kept colliding with privacy.
Commercial Solutions for Classified is one of the clearest signs of how modern NSA cryptography changed. This entry traces how the agency moved toward layered commercial products for classified protection, why CSfC was created, how capability packages and component lists work, and how CNSA 2.0 and post-quantum guidance now shape the next phase of NSA crypto policy.