The term internal revenue service is identified in base64 scheme by the sequence aW50ZXJuYWwgcmV2ZW51ZSBzZXJ2aWNl, while the MD5 signature is equal to c8d60c7e4cf7a62156a5f18492f09030. The ASCII encoding of internal revenue service in hexadecimal notation is 696e7465726e616c20726576656e75652073657276696365.