How It Works
Verify email authenticity in 5 simple steps
1
🔽
Install the Extension
Add Icarus to Chrome from the Chrome Web Store. The Windows security component installs automatically.
2
🔐
Register Your Device
Your device creates a unique cryptographic key secured by your computer's TPM chip.
3
✉️
Send Verified Emails
When you send an email, Icarus cryptographically signs it with your device's secure key.
4
✅
Recipients Verify Senders
Anyone with Icarus can verify that an email really came from your registered device.
5
📈
Build Trust Over Time
Your trust score increases as you verify more emails from the same sender.