Open Whisper Systems Alpine Hackathon
From October 11th to October 13th, we’ll be hosting an informal Open Whisper Systems Alpine Hackathon for those in or around Zurich, Switzerland who would like to contribute to Open Whisper Systems...
View ArticleAlpine Hackathon Reportback
My cell phone used to be a black and white Nokia until a couple of weeks ago when I decided to enter in the smartphone world. Now that there are more mobile devices connected to the internet than...
View ArticleWinter Break Of Code
At Open Whisper Systems, we’re focused on creating easy to use privacy enhancing technology. Our projects are free, Open Source, and tend to be oriented around the mobile environment. We’ve been...
View ArticleAdvanced cryptographic ratcheting
At Open WhisperSystems, we’ve been working on improving our encrypted asynchronous chat protocol for TextSecure. The TextSecure protocol was originally a derivative of OTR, with minor changes to...
View ArticleTextSecure, Now With 10 Million More Users
At Open WhisperSystems, we’re working to both advance the state of the art for secure communication and also reduce the friction required for ordinary people to make use of it. We want everyone to have...
View ArticleWBoC Lineup
After our wonderful experience with Spring Break Of Code, we were excited to try this again. Even with high expectations based on our experience in the Spring, the response was still better than what...
View ArticleBitHub = Bitcoin + GitHub. An experiment in funding privacy OSS.
At Open Whisper Systems, we often get emails from people who’d like to donate money to the project. For an OSS project, particularly one that aspires to a collective sense of ownership, handling...
View ArticleThe Difficulty Of Private Contact Discovery
Building a social network is not easy. Social networks have value proportional to their size, so participants aren’t motivated to join new social networks which aren’t already large. It’s a paradox...
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Roosters and a mountain of design
Winter Break of Code, Day OneThe Winter Break of Code, being closely linked by name to the season of Winter, began with a calm trickle of ex{hausted,cited} people carrying laptops and cell phone...
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Better than cake
Winter Break of Code, Day TwoBy all rights, I should not be here. My application was last-minute to say the least, and little more than a casual note that I’d be down to reprise my role from SBoC as...
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Design of Crypto
Winter Break of Code, Day ThreeWe are at the half way point of Winter Break of Code. We have two homes near the beach shared by 12 people. 10 of us are working on the apps & website and 2 are...
View ArticleA Whisper
Winter Break of Code, Day FourAt the Open WhisperSystems spring break of code in 2013, I started work onTextSecure iOS. People are chomping at the bit to use our software on iOS. After a hiatus from...
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The value of our confidences
Winter Break of Code, Day FiveUnderstanding digital privacy under capitalismIf commodities could speak, they would say this: our use-value may interest men [sic], but it does not belong to us as...
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Moments to keep
Winter Break of Code, Day SixA lot of great memories will stay with me after this intense week. The house surrounded by palm trees, people with computers in every corner: laying down a sofa, chatting...
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Android Contacts, the Social Graph Collider
Winter Break of Code, Day SevenSpring Break of Code 2013 I cut open my foot and hand while surfing, both wounds easily warranted stitches. Winter Break of Code 2014 I banged the top of my foot surfing...
View ArticleThe New TextSecure: Privacy Beyond SMS
Today’s release of TextSecure is the final step in the transition from a private SMS app to a private asynchronous IM app that does not depend on SMS/MMS.Using the lessons we’ve learned from the SMS...
View ArticlePrivate Group Messaging
One of the major features we introduced in the TextSecure v2 release was private group chat. We believe that group chat is an important feature for encrypted communications projects, so we wanted to...
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Flock, Private Contact and Calendar Cloud Sync.
At Open Whisper Systems, we believe users should have both privacy and powerful services. Today we’re releasing Flock, a private cloud sync service for your personal data.Your contacts and calendars...
View ArticleFree, Worldwide, Encrypted Phone Calls for iPhone
At Open Whisper Systems, we want everyone to have access to advanced secure communication tools that are as easy and reliable to use as making a normal phone call or sending a normal text message.Over...
View ArticleWinter Of Code
This January, Open Whisper Systems will be hosting a Winter Break Of Code. We’ve managed to get access to a large beachfront house in Kauai for three weeks, and we’re inviting people to join us. If...
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