The term great australian desert is identified in base64 scheme by the sequence Z3JlYXQgYXVzdHJhbGlhbiBkZXNlcnQ=, while the MD5 signature is equal to afed1dac7a12349342a4c229736cf5ea. The ASCII encoding of great australian desert in hexadecimal notation is 6772656174206175737472616c69616e20646573657274.