Introducing Automatic Key Verification
Signal Blog11d ago
Signal now offers a feature called “automatic key verification” which complements the existing safety number system.
Signal Blog
signal.orgadded August 2026
23%More linked devices are on the table (and the Android tablet)
Signal Blog18d ago
The latest update for Signal Android introduces comprehensive support for linked devices. Now you can easily link another Android phone or Android tablet to your Signal account.
Label yourself
Signal Blog19 Mar 2026
We all take on different roles in relation to our friends, neighbors, family members, and colleagues.
Put a pin in it
Signal Blog29 Jan 2026
Your most frequently asked questions, dinner reservations, and vacation itineraries are already top of mind. Now they can be top of chat as well.
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Signal Polls: Yes, no, maybe (yes!)
Signal Blog19 Nov 2025
Signal polling: An easier way to see what your group chat really thinks and feels. Find the best time to schedule a meeting, check dietary restrictions before dinner, and seek counsel on whether to...
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Signal Protocol and Post-Quantum Ratchets
Signal Blog2 Oct 2025
We are excited to announce a significant advancement in the security of the Signal Protocol: the introduction of the Sparse Post Quantum Ratchet (SPQR).
Introducing Signal Secure Backups
Signal Blog8 Sept 2025
In the past, if you broke or lost your phone, your Signal message history was gone. This has been a challenge for people whose most important conversations happen on Signal.
By Default, Signal Doesn't Recall
Signal Blog21 May 2025
Signal Desktop now includes support for a new “Screen security” setting that is designed to help prevent your own computer from capturing screenshots of your Signal chats on Windows.
A Synchronized Start for Linked Devices
Signal Blog27 Jan 2025
With Signal on Desktop and iPad, you can link your primary Android or iOS account with another device, letting you check and respond to messages in both places or conduct video meetings and calls...
Improving Private Signal Calls: Call Links & More
Signal Blog11 Nov 2024
If you love group calls on Signal, but don’t want to create a group chat for every combination of your friends or colleagues, you’re in luck.
Proxy Please: Help People Connect to Signal
Signal Blog9 Aug 2024
Several countries have recently blocked Signal, leaving their residents without a trusted and safe place to communicate.
Keep your phone number private with Signal usernames
Signal Blog20 Feb 2024
Signal’s mission and sole focus is private communication. For years, Signal has kept your messages private, your profile information (like your name and profile photo) private, your contacts...
Trend report: Use Signal
Signal Blog13 Dec 2023
New long-sleeve shirts and tote bags fresh from the Signal test kitchen: We build Signal for people all over the world. So, of course we wanted to reflect that same global outlook in our merch.
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Privacy is Priceless, but Signal is Expensive
Signal Blog16 Nov 2023
Signal is the world’s most widely used truly private messaging app, and our cryptographic technologies provide extra layers of privacy beyond the Signal app itself.
New Features Roll Call: Fall 2023
Signal Blog8 Nov 2023
You should be able to communicate without worrying that every gossip tidbit, meme, or joke you share and who you share it with will get churned up into fodder for targeted ads or used to train an...
Quantum Resistance and the Signal Protocol
Signal Blog19 Sept 2023
The Signal Protocol is a set of cryptographic specifications that provides end-to-end encryption for private communications exchanged daily by billions of people around the world.
Standing firm against threats to private and safe communication
Signal Blog9 Mar 2023
Signal exists to provide people everywhere with a tool for real private communication. That’s our only goal, and we take it very seriously.
Signal is for everyone, and everyone is different
Signal Blog7 Mar 2023
The tech industry–its products, conceptual frameworks, linguistic conventions, and cultural norms–is largely centered in the US (and, increasingly, China.
Story Time
Signal Blog7 Nov 2022
If your favorite way to update your friends about life disappears in 24 hours, we’ve got some happy news for you. Stories are now available on Signal for Android and iOS, with Desktop coming soon!
Removing SMS support from Signal Android (soon)
Signal Blog12 Oct 2022
For many years, the Signal app on Android has supported sending and receiving plaintext SMS and MMS messages in addition to Signal messages.