Guardian Project Blog

How many ways to store 5 numbers?

February 23, 2012

At the core of all software that aims to be secure, private and anonymous is encryption, or as I think of it, amazing math tricks with really large …

Free SIP Providers with ZRTP support

February 22, 2012

This post is part of a series on our work researching the Open Secure Telephony Network. After you have CSipSimple installed on your mobile handset, …

Open Source SIP Client for Android

February 22, 2012

The first step in the Open Secure Telephony Network (OSTN) is a client. We can’t make a phone call without a phone. In this case there are three …

Open Secure Telephony Network

February 22, 2012

Over the last two months, I have been working on a project to research and develop a set of tools to provide secure peer to peer Voice over IP on the …

February 2012: Project Update

February 9, 2012

Through coordination with the Tor Project, we released Orbot 1.0.7, which includes an embedded version of OpenSSL to assure we have the latest …

Introducing InformaCam

January 20, 2012

These are interesting times, if you go by Times Magazine as an indicator. The magazine’s person of the year for 2011 was The Protester, preceded in …

Strong Mobile Passwords with Yubikey USB Token

January 4, 2012

We have been experimenting with the Yubikey, a USB hardware password token, a bit over the last few weeks and would like to share our initial …

Thoughts on Mobile Video for Activism

December 22, 2011

I’ve co-written a blog post with Bryan Nunez of WITNESS, on some important concepts around using mobile video technology within activists and protest …

SQLCipher for Android v1 FINAL!

November 29, 2011

 Team GP along with the good folks at Zetetic, are happy to announce that we have reached FINAL on our first release (“v1” 0.0.6 build) of SQLCipher …

Don’t Get Burned, Anonymize Your Fire

November 16, 2011

Thanks to Jesse Vincent, aka @obra of the K-9 mail project, we can say that Orbot (Tor on Android) and Orweb (Privacy Browser) work just fine on the …