Bunzilla is used for communicating among per to peer where files and important data can be shared very easily and that too very easily. It is connected through network and there is no central server for this communication. Here it automatically creates a database of your connection with other persons to with whom you wishes to talk with or want to share files. Here more stress is given on security as the files are shared among network and that file sometimes prove to be very confidential for us. So, it offers complete security program for end users who are using it. The encryption facility also offers high security.