iphone phone encryption application to prevent NSA monitoring

"TechWeb Report" August 1 news, after the Prism gate event, communication encryption gradually received Apple and developer's idea, including developers Open Whisper Bae, a few days ago they released an application signal, said to be able to achieve the iphone encrypted call, And it's free. It initiates a call via a push notification, uses Amazon WEB services to transmit data, completes End-to-end session encryption using the ZRTP protocol developed by Fille Zimmerman, and ensures that the conversation is not heard by others and is free and open source. Signal is very simple to use, no password, no registration, no complex settings, open to use. In addition, signal's team of developers, Frederic Jacobs, who has focused on security research, recently discovered the details of Apple's privacy-protection design in iOS 8, as well as a Christine Corbett of hackers, astronomers, engineers, etc. He is currently studying the encryption of information on Android. In addition, the signal browser plug-in is also in development, when users can use the computer to call the encrypted phone.