GenerateSymmetricKey
GenerateSymmetricKey[] randomly generates a SymmetricKey object suitable for use with cryptographic functions.
GenerateSymmetricKey["password"] derives a SymmetricKey object from the password string given.
GenerateSymmetricKey[bytes] generates a SymmetricKey object using the byte array or list of bytes directly as the key.
GenerateSymmetricKey[DerivedKey[…]] generates a symmetric key object with a key given by the DerivedKey object.
GenerateSymmetricKey[opts] randomly generates a symmetric key using the specified options.
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