The term self-asserting is identified in base64 scheme by the sequence c2VsZi1hc3NlcnRpbmc=, while the MD5 signature is equal to d40c29ab68e1d56a4bd7b3f4d17fb4c2. The ASCII encoding of self-asserting in hexadecimal notation is 73656c662d617373657274696e67.