News

Complete, reproducible app distribution achieved!

February 11, 2015

With F-Droid, we have been working towards getting a complete app distribution channel that is able to reproducibly build each Android app from …

Experimental app to improve privacy in location sharing

January 29, 2015

As part of the T2 Panic effort, I’ve recently been diving deep into the issues of sharing location. It is unfortunately looking really bad, with many …

First working test of IOCipher for Obj-C

January 26, 2015

Every so often, we revisit our core libraries in the process of improving our existing apps, and creating new ones. IOCipher has become a standard …

Sharing your location privately

January 23, 2015

Facebook location sharing embeds the location in every single message, providing a detailed log to the recipient, Facebook, and anyone Facebook …

Reducing metadata leakage from software updates

October 16, 2014

Update: now you can do this with Tor Onion Services Many software update systems use code signing to ensure that only the correct software is …

CipherKit updates: IOCipher and CacheWord

September 26, 2014

We’ve been on a big kick recently, updating the newest members of our CipherKit family of frameworks: IOCipher and CacheWord. There also are is a …

Question: central server, federated, or p2p? Answer: all!

September 18, 2014

There are many ideas of core architectures for providing digital services, each with their own advantages and disadvantages. I break it down along the …

Introducing TrustedIntents for Android

July 30, 2014

Following up on our research on secure Intent interactions, we are now announcing the first working version of the TrustedIntents library for Android. …

New Official Guardian Project app repo for FDroid!

June 30, 2014

We now have an official FDroid app repository that is available via three separate methods, to guarantee access to a trusted distribution channel …

Our first deterministic build: Lil’ Debi 0.4.7

June 9, 2014

We just released Lil’ Debi 0.4.7 into the Play Store and f-droid.org. It is not really different than the 0.4.6 release except in has a new, …