The Electronic Frontier Foundation has evaluated 39 chat clients, text messaging apps, email apps, and technologies for voice and video calls, and found that only six of them fulfil the seven criteria the organization deems necessary for user security: Data is encrypted in transitData is encrypted at the provider levelThey offer the option of verifying contacts' identitiesIf encryption keys are stolen, past communications are secure (the app provides forward-secrecy)The cryptography design of the app has been well documentedThe app's code is open to independent reviewThe app's code has been audited.The six apps in questions are ChatSecure, CryptoCat, Silent Circle's Silent Phone and Silent Text, and Open WhisperSystems's Signal/RedPhone and TextSecure (the latter's code and cryptographic protocol have only recently been audited).
A group of German researchers have audited TextSecure, the popular open source encrypted messaging application for Android, and the news is good.
While in the past Facebook has occasionally blocked Tor connections because of security considerations, the company has decided it will help Tor users from now on, and announced that they have created a Facebook onion address.
On the heels of Edward Snowdens advice to switch from Dropbox, Facebook and Google to services that place a high priority on security and privacy, F-Secure is releasing survey results that show that many people are willing to do just that.
Well known and widely respected privacy expert and advocate Simon Davies has announced the creation of a new global initiative that's aimed at supporting the world-wide fight against unlawful and excessive government surveillance.
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