The term protective embankment is identified in base64 scheme by the sequence cHJvdGVjdGl2ZSBlbWJhbmttZW50, while the MD5 signature is equal to 969262499bd28e13047bb921d3bfabc5. The ASCII encoding of protective embankment in hexadecimal notation is 70726f7465637469766520656d62616e6b6d656e74.