The term horizontal section is identified in base64 scheme by the sequence aG9yaXpvbnRhbCBzZWN0aW9u, while the MD5 signature is equal to eafdf0b703745b46e2ddbb8c6be420b9. The ASCII encoding of horizontal section in hexadecimal notation is 686f72697a6f6e74616c2073656374696f6e.