3 ms·
And there are ciphers who have lived much longer than 30 years... https://en.wikipedia.org/wiki/Caesar_cipher https://en.wikipedia.org/wiki/Caesar_cipher
by mprime1 4y ago
And there are ciphers who have lived much longer than 30 years...
https://en.wikipedia.org/wiki/Caesar_cipher https://en.wikipedia.org/wiki/Caesar_cipher