PROTOTIPE PENGAMANAN DATA PADA APLIKASI LAPOR POLISI BERBASIS ANDROID DENGAN ALGORITMA BLOWFISH DAN ALGORITMA DIFFIE-HELLMAN

Abstract

On lately appeared a whole range of applications Android-based Police Report maintained by the Polres each region.The Police Report on the application of the data that is sent plain text.It is dangerous because it allows hackers or unauthorized persons can read or change information that report.To secure the data report on applications Android-based Police Report writer uses the concept of merging cryptographic algorithms Blowfish and key exchange method Diffie-Hellman for encryption of data transmitted at the time of report.Implementation of the Blowfish algorithm and Diffie-Hellman algorithms on Android-based applications use memory is nothing more than a memory allocation provided by the Android operating system.