Signal Blog

Right now, people around the world are marching and protesting against racism and police brutality, outraged by the most recent police murders of George Floyd and Breonna Taylor.

At Signal, our goal is to build a reliable, secure, and private communication experience that is broadly accessible and simple to use.

Over the past several weeks, Signal traffic has gone through the roof.

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We announced support for stickers in Signal less than two months ago.

When you’re standing next to a friend who says something funny, you can just laugh.

Registration Lock allows you to set a PIN that is required for account registration in addition to standard SMS-based verification.

Signal for Android now includes storage management functionality that helps visualize files across all of your conversations, sorted by size and type, in order to assist you in reducing the amount of space Signal uses on your device.

Today’s beta releases of Signal for Android and iOS include a new way to send individual photos and videos that are automatically removed from a conversation thread after they have been viewed.

At Signal, we want to make privacy simple.

They get slapped on street signs.

Groups are inherently social, and Signal is a social app.

Signal 3.0 is now available in the App Store: iPad support has arrived.

The latest releases of Signal for Android, Desktop, and iOS are rolling out now with the ability to send optional link previews.

Like many others, we have been following the latest developments in Australia related to the “Assistance and Access” bill with a growing sense of frustration.

In addition to the end-to-end encryption that protects every Signal message, the Signal service is designed to minimize the data that is retained about Signal users.

Last week, we received the following email from Amazon: From: [redacted], [redacted] <[redacted]@amazon.com> Subject: Notification of potential account suspension regarding AWS Service Terms Moxie, Yesterday AWS became aware of your GitHub and Hacker News…

Long before we knew that it would be called Signal, we knew what we wanted it to be.

In collaboration with Signal, Microsoft is introducing a Private Conversations feature in Skype, powered by Signal Protocol.

Today’s Signal beta for iOS includes support for animated GIF search.

Signal Desktop is now available in a new, standalone form, and the Chrome App has been deprecated.

Today’s beta release of Signal for Android and iOS includes support for read receipts.

At Signal, we’ve been thinking about the difficulty of private contact discovery for a long time.

The latest Signal beta for Android and iOS introduces support for Signal Profiles.

The latest Signal beta includes some changes to the way safety numbers work.

We recently released encrypted video calling as an opt-in beta.

Today’s Signal release for Android and iOS includes beta support for video calls.

Today, The Guardian published a story falsely claiming that WhatsApp’s end-to-end encryption contains a “backdoor.”

The latest Signal for Android release includes support for adding doodles, stickers, and text to images.

The latest Signal release includes some changes to the way safety numbers work.

The latest Signal release for Android includes support for GIF search and browsing.

The latest Signal release for iPhone, Android, and Desktop now includes support for disappearing messages.

The latest Signal for iPhone release now includes multi-device support, allowing you to seamlessly move your private messaging experience from your iPhone to your desktop computer and back.

We recently received a great bug report from Jean-Philippe Aumasson and Markus Vervier, who identified a problem with the way that image, audio, and video attachments are processed by the Signal for Android code.

Facebook Messenger has started rolling out Secret Conversations, a feature that enables end-to-end encryption for conversations within Messenger.

Signal Protocol is a modern, open source, strong encryption protocol for asynchronous messaging systems.

At Open Whisper Systems, our goal is to make private communication simple.

At Open Whisper Systems, we’ve been developing open source “consumer-facing” software for the past four years.

For the past few months, the Signal Desktop beta has been available through an invitation program.

At Open Whisper Systems, our goal is to make private communication simple.

As of our latest Android release, Signal builds are reproducible.

A few months ago we completed the process of unifying all of our apps across Android, iOS, and the Desktop under the name ‘Signal.’

Today we’re making the Signal Desktop beta available.

Today we’ve started rolling out Signal for Android, which unites simple private messaging and simple private calling into a single app on Android.

After immersing myself for years and years in the world of finance (specifically, options market making and algorithmic trading), there was no escaping this mantra of “no risk, no reward.”

It’s 2015, and the end of the road for encrypted SMS/MMS in TextSecure.

Today we’re releasing Signal 2.0, with support for TextSecure private messaging.

Winter Break Of Code Day Nineteen I recently had the opportunity to listen to another amazing podcast from 99% Invisible, a program about “design, architecture and the 99% invisible activity that shapes our world.”

Winter Break Of Code Day Eighteen Late this afternoon I took a break from working to surf.

Winter Break Of Code Day Seventeen In this life nearly every relationship we create and maintain is built upon expectations.