December 3, 2013
Ostel.co began as a R&D effort sponsored by The Guardian Project. The question: Is a peer-to-peer secure voice and video call network possible to …
November 21, 2013
Voice over IP (VoIP) has been around for a long time. It’s ubiquitous in homes, data centers and carrier networks. Despite this ubiquity, security is …
July 22, 2013
Earlier last week n8fr8 suspected something changed on the ostel.co server, due to many users emailing support specifically about Jitsi connectivity …
June 12, 2013
Last week Glenn Greenwald at The Guardian broke the news that Verizon has been providing the NSA with metadata about all of the calls over a …
February 22, 2013
Voice is becoming a standard feature of any messaging app on mobile phones, in various forms using many different protocols. There’s the old guard, …
January 31, 2013
The journey towards anonymous and secure voice communication is a long one. There’s lots of roadblocks to get your voice from point A to point B over …
July 10, 2012
In my previous post I found that end-to-end encryption with OSTN is both effective and usable. There are two important things the user must be aware …
July 5, 2012
Introduction to OSTN The OSTN network stands for Open Source Telephony Network. It is a federated network standard for supporting Internet calling …
May 26, 2012
If you saw our last post about how to setup your own secure voice-over-IP server instance, then this news is for you. If you are an Android user …
May 17, 2012
The Open Secure Telephony Network is a standard that defines how to configure a VoIP softswitch with the capability to have secure two-way VoIP …