FlashTok is reliable messaging app with a focus on end-to-end encryption, it’s simple, fast and free. End-to-end encryption (E2EE) is a method of secure communication that prevents third-parties from accessing data while its transferred from one end device to another, tablets or computers. In E2EE, the data is encrypted on the senders system or device and only the recipient is able to decrypt it. Nobody in between, be they an Internet service provider, application service provider or hacker, not even FlashTok, can read it or tamper with it.