The term concurrent operation is identified in base64 scheme by the sequence Y29uY3VycmVudCBvcGVyYXRpb24=, while the MD5 signature is equal to c13dfa09fdb5def2cca6c1e0027a50af. The ASCII encoding of concurrent operation in hexadecimal notation is 636f6e63757272656e74206f7065726174696f6e.