Encryption and Compression Functions

Name	Description
`MD5()`	Calculate MD5 checksum
`PASSWORD()`	Calculate and return a password string
`RANDOM_BYTES()`	Return a random byte vector
`SHA1(), SHA()`	Calculate an SHA-1 160-bit checksum
`SHA2()`	Calculate an SHA-2 checksum
`AES_DECRYPT()`	Decrypt using AES
`AES_ENCRYPT()`	Encrypt using AES
`COMPRESS()`	Return result as a binary string
`UNCOMPRESS()`	Uncompress a string compressed
`UNCOMPRESSED_LENGTH()`	Return the length of a string before compression
`CREATE_ASYMMETRIC_PRIV_KEY()`	Create private key
`CREATE_ASYMMETRIC_PUB_KEY()`	Create public key
`CREATE_DH_PARAMETERS()`	Generate shared DH secret
`CREATE_DIGEST()`	Generate digest from string
`ASYMMETRIC_DECRYPT()`	Decrypt ciphertext using private or public key
`ASYMMETRIC_DERIVE()`	Derive symmetric key from asymmetric keys
`ASYMMETRIC_ENCRYPT()`	Encrypt cleartext using private or public key
`ASYMMETRIC_SIGN()`	Generate signature from digest
`ASYMMETRIC_VERIFY()`	Verify that signature matches digest

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