This Security White Paper was earlier published on wickr.com/security by Chris Howell, Wickr CTO

Introduction

*** Updated on Aug 18, 2017 to reflect the change in Wickr Me’s key video verification process. It is now similar to that on Wickr Pro.

ON PASSWORD PROTECTION

This White Paper was earlier published on wickr.com/security by Joël Alwen…

The Bit-Security of Cryptographic Primitives

By Joël Alwen, Cryptographer

By Joël Alwen, Cryptographer Wickr

Secure messengers have long wrestled with how to balance contact discovery process with protecting both the privacy of users’ identity and their contact…

ATTACKS ON GROUP MESSAGING

Joël Alwen, Cryptographer @ Wickr

A recent work by researchers at Ruhr-University Bochum (Germany) has kicked off an important discussion about the security of group conversations in several messaging tools. Of all the security issues…

By Chris Howell, Wickr CTO

It has been a tumultuous year for data protection. From end users to policy makers across the world…