Tagged #end-to-end encryption

Protecting Your Identity and Money on Tula

Attackers don't earn your trust — they borrow trust someone else built. Why signing in, trusting a device and moving money are three different things.

How We Built Decrypted Push Previews Without Putting Message Content in Push

A generic-first Android notification architecture that keeps push payloads minimal and performs authenticated, device-specific decryption locally.

Exactly Once Decryption in an At-Least-Once Messaging World

How Tula designed a crash-safe receive path where duplicate delivery is normal, but cryptographic state advancement happens at most once.