The term bertillon system is identified in base64 scheme by the sequence YmVydGlsbG9uIHN5c3RlbQ==, while the MD5 signature is equal to 6b3066f433b6846ca668b3759ee115a2. The ASCII encoding of bertillon system in hexadecimal notation is 62657274696c6c6f6e2073797374656d.