The future of data privacy and device security is here. And it’s open-source!

Our award-winning protocol revolutionizes the way data is exchanged on the Internet.

Get or Manage Your atSigns:

Our patent pending, edge-to-edge encryption technology was developed to make connected experiences smarter, safer, and simpler for people and the Internet of Things.

Secure IoT at the Edge

Say goodbye to static IPs while protecting all connected devices on the network.

No Network Attack Surface
Devices have no open ports–even Port 22–and are invisible, with zero network attack surface.

Complete Data Protection
Data is edge-to-edge encrypted on the device and so secure it can be on any network.

Lower Costs
Bolster your IoT infrastructure, improve data privacy, simplify and strengthen security while reducing costs.

Faster Deployment
Shorten the time it takes to deploy and secure devices on the network.

Transform Enterprise

Reduce cost, time-to-market, and risk, all while introducing next-gen customer experiences.

Privacy & Compliance By Design
Every customer wants privacy. Give it to them, and protect yourself at the same time.

Turn Customers into Devoted Fans
Create personalized experiences that respect and delight your customers.

Improve Profitability
Reinvent business processes to create new revenue possibilities, lower costs, and improve customer loyalty.

Designed to Scale
Our distributed architecture effortlessly grows with your business.

Respect People

Our open-source platform includes security and privacy by default, so developers can focus on creating next-gen apps.

Data Privacy
End-to-end encryption and peer-to-peer sharing keep data safe from prying eyes.

Data Control
Complete control over what to share, whom to share it with, and how long to share it belongs to individuals. Period.

New & Better Experiences
Build unique, imaginative apps that people love.


March 24, 2023

Flutter Fridays #11 Community Quiz Show | Join us at 9 am PDT to meet members of our team and compete in our fun Flutter quiz!


Learn more


Fresh from the Blog


What is a SAFE Round Investment?

Atsign is offering an opportunity to invest in a SAFE round in their Equity Crowdfunding Campaign. Find out what a SAFE round really means, and how it can benefit you as the IoT market continues to grow exponentially.


Complete Device Lockdown

Complete device lockdown is the future with Ssh! No ports, a tool that allows people to SSH into a device without having any ports open.

Our Partners and Associations

LIMITED TIME! Invest in Atsign and become a stakeholder in the future of data privacy and device security. Minimum investment $150. Learn more