Wave - Secure Messaging App

Privacy-first messaging with quantum-level encryption. No signup, fully decentralized, zero tracking.

Encrypted Spaces — Research preview

An architecture for collaborative applications where data is encrypted and operations are cryptographically verifiable.

Making end-to-end encrypted AI chat feel like logging in

We want private AI chat to be simple. Yet today, many end-to-end encrypted experiences still have a level of friction that make them feel like they’re from another era: it usually either involves a long seed phrase users are asked to “store securely,” insecure password based encryption, or apps that aren’t cross-device and lose your data periodically (on reinstall, browser cache clear, etc).

research.latha.org

A permissioned appview for research documents on AT Protocol. True data ownership with optional monetization.

Permissioned Data Shapes: Private Events - Nick's Blog

The Long Tail of Work Left Until ActivityPub Has E2EE - Dhole Moments

Separate from my proposal for key transparency for the Fediverse (which I’ve certainly blogged about a lot), the W3C has been working on building out end-to-end encryption (E2EE) for Activity…

Permissioned Data Shapes: Notifications - Nick's Blog

A self-keyed space gives notifications a home you control: every app gets an append-only sink to write into, you pick the reader that turns them into pushes and emails, and allowing or revoking an app is an access control you already have.

Building OAuth Authentication for Bluesky: A Complete Guide for Web and iOS Apps - Lost in Inference

How to implement secure, standards-compliant OAuth 2.1 + PKCE authentication for AT Protocol apps with separate web and mobile flows

feynon (Ankesh Bharti) on Keybase

feynon (Ankesh Bharti) is now on Keybase, an open source app for encryption and cryptography.

Cross-App Authentication on AT Protocol: How Roomy and OpenMeet Share Identity

The free, open-source alternative to Meetup. Create groups and events for your community — no fees, no ads, community-owned forever.

Confessions to a data lake

I’ve been building Confer: end-to-end encryption for AI chats. With Confer, your conversations are encrypted so that nobody else can see them. Confer can’t read them, train on them, or hand them over – because only you have access to them.

Keybase Book

Use Keybase for end-to-end encrypted chat messaging, file sharing, and team collaboration. Get the free app for iOS, Mac, Android, Windows, and Linux.