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diff --git a/docs/glossary.rst b/docs/glossary.rst index b6f2d06f..63e0a6ce 100644 --- a/docs/glossary.rst +++ b/docs/glossary.rst @@ -28,3 +28,14 @@ Glossary asymmetric cryptography Cryptographic operations where encryption and decryption use different keys. There are separate encryption and decryption keys. + + authentication + The process of verifying that a message was created by a specific + individual (or program). Like encryption, authentication can be either + symmetric or asymmetric. Authentication is necessary for effective + encryption. + + Ciphertext indistinguishability + This is a property of encryption systems whereby two encrypted messages + aren't distinguishable without knowing the encryption key. This is + considered a basic, necessary property for a working encryption system. |