The term amphibious operation is identified in base64 scheme by the sequence YW1waGliaW91cyBvcGVyYXRpb24=, while the MD5 signature is equal to eb6b3ab1cb497dab9e813808002a9b1b. The ASCII encoding of amphibious operation in hexadecimal notation is 616d70686962696f7573206f7065726174696f6e.