Similar to アメリカ合衆国からの暗号の輸出規制

Beale ciphers

Pig Latin

Secure voice

Black Chamber

Venona project

Polybius square

Merkle–Hellman knapsack cryptosystem

McEliece cryptosystem

Montgomery modular multiplication

UVB-76

Rabin cryptosystem

Random number table

Numbers station

Lamport signature

Lincolnshire Poacher (numbers station)

Great Cipher

ROT13

One-time pad

PROTECT IP Act

Stop Online Piracy Act

Crypto-anarchy

General Data Protection Regulation

Illegal prime

Artificial Intelligence Act

Electronic Data Gathering, Analysis, and Retrieval

Creative Commons license

Creative Commons jurisdiction ports

National identification number