The term protective covering is identified in base64 scheme by the sequence cHJvdGVjdGl2ZSBjb3ZlcmluZw==, while the MD5 signature is equal to 6f5e16ae0b4b740613bf5cea3c670e73. The ASCII encoding of protective covering in hexadecimal notation is 70726f7465637469766520636f766572696e67.