Updated iOS app lets you send secure group, text, picture and video messages to other Apple mobile devices, and to Android users who have the TextSecure app.
Encryption has been optional since 2011, but Android L, due out later this year, will include activation procedures for automatic encryption.
At the hacker conference Black Hat, Yahoo's new security honcho promises that Yahoo Mail will be encrypted end-to-end in 2015.
Google pressures email providers to step up encryption of mail sent between servers as it debuts End-to-End, a Chrome extension that promises the first streamlined use of PGP in webmail.
The Android version of the messaging app no longer sends images and videos without encryption protection, and an iOS fix has been submitted, the company says.
Despite ongoing controversy surrounding his tech inventions, Dotcom releases a beta-stage Web tool that provides users with end-to-end encrypted video and audio communication.
Open WhisperSystems' TextSecure update takes some cues from WhatsApp's functionality, but more importantly it frees messaging from traditional SMS networks while still sending messages between phones.
Snapchat expands into mobile payments and Uber is under fire after an executive suggests taking revenge on journalists. On the bright side, WhatsApp is boosting security with end-to-end encryption.
Confide, a startup whose app sends messages that reveal a single word at a time and then destroys the entire conversation, announces the business version of its app through an ad aimed at Sony execs.
The massive hack has raised questions about First Amendment rights, privacy and cyberwarfare. But there's a subtler issue at play when we look at all the news stories that have come from hacked inboxes: Why do we put this stuff in email?