The term graduation exercise is identified in base64 scheme by the sequence Z3JhZHVhdGlvbiBleGVyY2lzZQ==, while the MD5 signature is equal to 1e6ccd64f599c0e65283e167fa699f05. The ASCII encoding of graduation exercise in hexadecimal notation is 67726164756174696f6e206578657263697365.