The term special air service is identified in base64 scheme by the sequence c3BlY2lhbCBhaXIgc2VydmljZQ==, while the MD5 signature is equal to 58045f7b71c05428d9f38bfe39bc0a8f. The ASCII encoding of special air service in hexadecimal notation is 7370656369616c206169722073657276696365.