Communication Cooperative: A messaging app that can’t sell out

July 26, 2021

We designed Session from the ground up to be run by the people, for the people. Session is one of the world’s first messaging apps run like a co-op.

Privacy propaganda: The war on encryption

June 23, 2021

Encryption is vital to defending digital privacy, but it’s being painted as the villain of the tech world. Push back against the anti-encryption agenda.

Privacy washing: Creating a clean image for dirty tech

June 11, 2021

Companies are using the push for privacy to market their tech whether it’s private or not.

Session on scale: Open group extravaganza

May 21, 2021

Introducing the superpowered open groups 2.0 — a complete overhaul of the way open groups work.

Session Release Roundup #12: Open Groups Overhaul

May 14, 2021

Welcome to Session Release Roundup #12! This Release Roundup includes brand new open groups, closed group improvements, and bug fixes!

WhatsApp privacy policy teardown: This is where it ends

May 7, 2021

Accepting the new WhatsApp privacy policy by May 15 is mandatory. Here’s everything you need to know, and why you should leave WhatsApp now.

Session code audit: Technical report published by Quarkslab

April 30, 2021

A Session code audit for the Android, iOS, and Desktop versions of Session been completed by the cybersecurity research company Quarkslab.

End-to-end encryption: Secure messengers and messaging

April 26, 2021

End-to-end encryption is the most private and secure way to communicate online. End-to-end encryption (E2EE) is offered in most modern messaging apps, but how does it work?

Your adversary: Who’s a hacker, anyway?

April 20, 2021

A fundamental concept underpinning the field of cybersecurity is adversaries. Adversaries are any two parties who have opposing interests.

The crypto craze: Implementing cryptocurrency into a messenger

April 8, 2021

Cryptocurrencies are in the headlines again lately. Everyone who’s anyone is talking about them, trading them, and…putting crypto into their messenger?

Trust on first use: The Achilles heel of centralised messengers

April 7, 2021

When you first send a message on a new app, you’re trusting that service to send your message to the right person without compromising its integrity or privacy. How can we remove that trust?

Ground Safe: Putting secure tech in the hands of democracy’s defenders

March 19, 2021

A groundbreaking new report sheds light on ways for secure communications tech to evolve so it can better protect people working to defend our human rights.

Session Release Roundup #11: Return of the Multi-Device

March 5, 2021

Welcome to Session Release Roundup #11! This Release Roundup includes multi-device, a brand new conversation screen for iOS, and some bug fixes!

Multidevice beta: How you can use it — and help improve it

February 16, 2021

A while back, we pulled multidevice support back into the workshop with the aim of implementing a more effective version in future, promising it would

Data, data, data: Session user analytics and anonymity

February 10, 2021

Session has been seeing massive user growth recently, with tens of thousands of active users in dozens of countries around the world. But hold on

Session Release Roundup #10: Mega edition

January 28, 2021

Closed groups grow to 100! Plus: Protocol changes, performance improvements, and more Hello, it’s me, haven’t seen you in a while. It’s been a few

How to help us translate Session into new languages quickly and easily

December 28, 2020

We want to make Session available in as many languages as possible. If you speak a language which Session isn’t yet available in, here’s how you can help!

The Session Protocol: What’s changing — and why

December 16, 2020

Session is moving to a purpose-built new encryption protocol: the Session Protocol. Read all about why we’re making the move, and what it means for users.

Session Protocol: Technical implementation details

December 15, 2020

Read up on the technical information behind the new Session Protocol, and our plans for rolling it out.

The Session Protocol: A new standard for decentralised private messaging

December 14, 2020

It’s time for a new encryption protocol built from the ground up for decentralised secure messaging. Introducing the Session Protocol.

Privacy on trial: How encryption bans and backdoors threaten us all

December 4, 2020

A recent wave of rumoured attempts to compromise end-to-end encryption raises the question: When is compromising E2EE okay? The answer: never. Here’s why.

Session Release Roundup #9: Closed groups grow up! Plan a party, message your squad, or nail down that next office meeting

October 8, 2020

Welcome to Session Release Roundup #9! This Release Roundup includes a bigger closed groups, along with some major fixes to push notifications.

Session Release Roundup #8: Light mode arrives — and much, much more

September 4, 2020

Welcome to Session Release Roundup #8! This Release Roundup includes a bold new look for Session’s UI, along with some major fixes and improvements.

Session Release Roundup #7: Translations, notifications, and more!

August 3, 2020

Welcome to Session Release Roundup #7! This round of releases includes some pretty big changes and some exciting additions — read all the latest now!

The future of Session’s multi-device support

August 3, 2020

Session’s multi-device support is being taken back into the shop for some love and attention. Read up on why, when, and what’s next for multi-device.

Session Release Roundup #6: The moment you’ve all been waiting for… Desktop overhaul!

July 17, 2020

How many refactors does it take to overhaul the entire Session code base? Well, 3 — one for iOS, one for Android… and now, one

Session Release Roundup #5: Staying mobile

June 26, 2020

Welcome to Session Release Roundup #5! Highlights include mobile updates to prepare for the desktop refactor, and some serious speed and reliability gains.

Session for beginners: Your Session starts here

June 19, 2020

There have been a lot of reasons for people to suddenly take an interest in private messengers recently. Previously, encrypted messengers were mostly used by

Android trackers and permissions: Did I say you could do that?

June 15, 2020

As netizens have become more and more tech-literate over the years, lots of people have developed their own list of ‘scam app’ red flags to

Cost of admission: What info do you give away when signing up for a new private messenger?

June 11, 2020

Signing up is a critical moment whenever you start using a new service, and sometimes it can feel like signing a deal with the devil

Session Release Roundup #4: Spreading the love

June 5, 2020

Welcome to Session Release Roundup #4! Highlights include 3-hop onion requests on all platforms for improved anonymity, and Session en español for Android!

Session Release Roundup #3: Filling the Android void

May 27, 2020

Welcome to Session Release Roundup #3! Highlights include some massive improvements to Session on Android as a result of a major code refactor.

Session Release Roundup #2: Fresh apples!

May 11, 2020

Welcome to Session Release Roundup #2! Highlights include a huge round of bugfixes and improvements on iOS, and news about Spanish localisation!

Session Release Roundup #1: You’ve got mail!

April 23, 2020

Welcome to the first ever Session release roundup! In these posts, we’re going to talk about all of the newest fixes, features, and future plans

Verifying software downloads on Linux, Windows, and macOS

April 9, 2020

Don’t care what’s behind the scenes? Skip straight to software verification tutorials for macOS, Linux, and Windows. Back in the day, software used to arrive

Dev Diary: The rise and fall of the zombie swarm

March 24, 2020

Building a decentralised messenger can cause some headaches — read all about how our devs problem solved their way through message storage for Session.

Sybil disobedience: How Session protects your anonymity using blockchain and crypto tech

February 26, 2020

Session bucks the trend of blockchain vaporware with a real, usable product built on blockchain. Learn how blockchain and crypto power Session’s backend.

Community spirit: How to contribute to Session’s development

February 17, 2020

Session is open-source, and open-source software means community collaboration. Read about all the ways you can contribute to Session’s development.

Metadata: Four syllables — zero privacy

February 10, 2020

Metadata is the biggest privacy risk you’ve never heard of. Learn what metadata is — and how to minimise your online footprint.

Onion requests: Session’s new message routing solution

January 30, 2020

Shortly after launch, Session will be moving to a new onion routing system called onion requests. Read up on the tech, and the reasons behind the change.

Anonymity 101: Day-to-day ways to stay anonymous online

January 23, 2020

The little things really do add up when it comes to online privacy. Check out 9 steps you can take to keep yourself, and your data, safe online.

Dev Diary: Creating a decentralised friend request system

January 17, 2020

Session is designed to be privacy first — decentralised servers, no phone numbers, the whole lot — but that creates some problems. Here’s how we solved one of them — friend requests.

Confirming identities online

January 10, 2020

Staying private online is important for everyone — but for some, it can be crucial. Learn how to confirm who you’re talking to while staying anonymous.

How to make an anonymous tip — and stay safe

January 7, 2020

Staying safe is the number one priority if you’re a whistleblower. Learn how to tip off journalists while keeping yourself safe.

Session and Australia’s Laws to Circumvent Secure Communications

January 2, 2020

Governments around the world are seeking backdoors to access encrypted communications. We have kept a close eye on the evolving laws that aim to do this.

Freelance journalism: Who’s got your back?

January 1, 2020

Journalists are often searching for and publishing things that someone wants kept quiet. This is good, of course — it’s what journalism is for.

Onion routing: Private messaging’s missing link

December 26, 2019

End-to-end encrypted messaging apps are popping up left and right, but finding the most private and the most secure can feel like a game of Whack-a-Mole.

Centralisation vs decentralisation in private messaging

December 23, 2019

Many private messaging apps have a critical flaw: centralisation. Learn why decentralisation is the future of secure private messaging.

What can someone do with your phone number?

December 17, 2019

Phone numbers are tied to our online identities: we use them as logins and to secure our accounts with SMS two-factor verification. But how secure are they?

Private messaging: Who needs a secure messenger — and why?

December 14, 2019

Private messaging is a great way to protect your right to privacy online. But for some, private messaging isn’t just nice to have — it’s a necessity.