The term communication system is identified in base64 scheme by the sequence Y29tbXVuaWNhdGlvbiBzeXN0ZW0=, while the MD5 signature is equal to e1171e816854304fcbb26309a252b999. The ASCII encoding of communication system in hexadecimal notation is 636f6d6d756e69636174696f6e2073797374656d.