Study of Post Quantum Status of Widely Used Protocols

The advent of quantum computing poses significant threats to classical public-key cryptographic primitives such as RSA and elliptic-curve cryptography. As many critical network and security protocols depend on these primitives for key exchange and authentication, there is an urgent need to...

Signal’s Post-Quantum Cryptographic Implementation

Signal has just rolled out its quantum-safe cryptographic implementation. Ars Technica has a really good article with details: Ultimately, the architects settled on a creative solution. Rather than bolt KEM onto the existing double ratchet, they allowed it to remain more or less the same as it ha...

GSMA Plans End-to-End Encryption for Cross-Platform RCS Messaging

The GSM Association GSMA, the governing body that oversees the development of the Rich Communications Services RCS protocol, on Tuesday, said it's working towards implementing end-to-end encryption E2EE to secure messages sent between the Android and iOS ecosystems. "The next major milestone is f...

What Is the Signal Encryption Protocol?

As the Signal protocol becomes the industry standard, it's worth understanding what sets it apart from other forms of end-to-end encrypted messaging...

Replace PGP With an HTTPS Form

I asked my Twitter followers what I should talk about in this issue, and those trolls picked PGP and security vulnerability reporting, so here goes nothing. As you probably know, the school of modern cryptography thinking I subscribe to says that tools and protocols should be small, simple, and...

Software Defined Radio Trunked and Digital Radio Decoder: SDRtrunk

SDRtrunk is an integrated application for demodulating radio signals and decoding trunked radio network protocols and some related radio signal formats. The application does NOT require a discriminator tapped scanner and it does NOT require the use of audio piping applications like Virtual Audio...

WhatsApp Says 'Backdoor' Claim Bogus

Claims of a backdoor in WhatsApp that could be used for third-party snooping were shot down by WhatsApp, which called the allegations false. On Friday, news outlet The Guardian reported that a cryptography researcher had discovered a backdoor in WhatsApp’s messaging service that could “allow...

How to Start Secret Conversations on Facebook Messenger

If you are looking for ways to start a secret conversation on Facebook Messenger with your friends, then you are at the right place. In this article, I am going to tell you about Facebook Messenger's new end-to-end encrypted chat feature, dubbed "Secret Conversations," but before that, know why d...

Facebook Messenger adds End-to-End Encryption (Optional) for Secret Conversations

Facebook has begun rolling out end-to-end encryption for its Messenger app, thus making its users' conversations completely private. The end-to-end encryption feature, dubbed "Secret Conversations," will allow Messenger users to send and receive messages in a way that no one, including the FBI wi...

Google Allo a Clash of Privacy and Functionality

Reaction to the release of Google’s Allo messaging app has been mixed since it was unveiled Wednesday during Google’s I/O event. Allo has two modes, a normal mode run by an artificial intelligence that includes Google Assistant. It analyzes messages and offers suggestions based on the content tha...

WhatsApp Adds End-to-End Encryption To One Billion Users

The world’s largest online communications company WhatsApp, with one billion users, announced Tuesday it added end-to-end encryption to its entire platform. The move is seen as a major win for security and privacy advocates. It also shifts the encryption spotlight away from Apple and its battle...