The term fiddlehead fern is identified in base64 scheme by the sequence ZmlkZGxlaGVhZCBmZXJu, while the MD5 signature is equal to a6cb20bf2f5c9a4b5bf78b87bbd2733f. The ASCII encoding of fiddlehead fern in hexadecimal notation is 666964646c6568656164206665726e.