The term source of illumination is identified in base64 scheme by the sequence c291cmNlIG9mIGlsbHVtaW5hdGlvbg==, while the MD5 signature is equal to 0894be5d954d8ca7c3a8b4aa12205d6d. The ASCII encoding of source of illumination in hexadecimal notation is 736f75726365206f6620696c6c756d696e6174696f6e.