Autentikasi Pesan menggunakan Algoritma Message Digest 5 (MD5)

Abstract

When receive or send a message on the network internet, there are some issue which very important namely problem wholeness and authentication. This script discusses about authentication of message with Message Digest algorithm 5. The writter designed an application to ensure the integrity of the message by algorithm MD5. MD5 is a tool to declare the validity of (authentic) sent messages as well as message. To express validity of message in the text or file will used encryption method, so the authenticity of a message can be guaranteed. So that functions of message is very importan the application of security message for authentication message by using language program VB.Net 2010. Applications can produce authentic message or had modified by comparing hash value of messages in from text or files.