FTP (File Transfer Protocol) is one of the earliest Internet protocols developed. An FTP server can be accessed by using a URI (Universal Resource Identifier), using FTP file exchange between client and server is easier to do because the communication is done directly without going through an intermediary, for communication using FTP need to be designed an application that allows communication between the client and server directly without using the browser, for it is designed an FTP application using programming language in this case is Borland Delphi programming language, the ease of sending files between computers based on IP is a value added from the FTP application that is designed because most existing FTP applications can only send files between the server and the client in the internet network means that online must not be local area network or wide area network.

Whatsapp is a social media application that is currently widely used from various circles due to ease of use and security is good enough, the security at the time of communicating at this time is very important as well with Whatsapp. Whatsapp from the network is very secure but on the local storage that contains the message was not safe enough because the message on local storage is not secured properly using a special algorithm even using the software Whatsapp Database Viewer whatsapp message can be known, to improve the security of messages on local storage whatsapp submitted security enhancements using the Modular Multiplication Block Cipher algorithm so that the message on whatsapp would be better in terms of security and not easy to read by unauthorized ones.