Confidentiality in a very strong sense. Ciphers reaching perfect-secrecy can't be broken to disclose informations over the plaintext from the ciphertext, even with unlimited computing power. The most known example cipher reaching perfect screcy is the one-time-pad.
2 years ago
Recent Hot AnswersPerfectly secret cipher can leak about the key?
One time pad: why is it useless in practice?
Perfectly secret cipher can leak about the key?
2 party AND computation under passive perfect security
Optimal threshold for passive and perfect security
one-time-pad × 13
encryption × 9
diffie-hellman × 4
entropy × 3
cryptanalysis × 3
rsa × 2
public-key × 2more related tags