></li><li class="chapter-item "><a href="../../Cryptography/Private-Key Cryptography/Security Definitions/Ciphertext-Only Attack (COA)/Semantic Security.html">Semantic Security</a></li></ol></li><li class="chapter-item "><a href="../../Cryptography/Private-Key Cryptography/Security Definitions/P vs NP.html">P vs NP</a></li><li class="chapter-item "><a href="../../Cryptography/Private-Key Cryptography/Security Definitions/Chosen Ciphertext Attack (CCA).html">Chosen Ciphertext Attack (CCA)</a></li><li class="