Webauthn - Joao Peixoto

Chrome Key - A Cryptography Story

We look into cryptography building blocks, key wrapping techniques, bad entropy (with a bruteforce attack), and finalize with a quick analysis on attack costs.

Webauthn

Chrome Key - A Standards Story

Building a WebAuthn protocol response for a credentials creation request, relying on standards such as the Web Cryptography API, CBOR, JSON Web Key among others.

Webauthn

Chrome Key - An Extension Story

We will be tackling the skeleton of a Chrome Extension that is capable of detecting Webauthn requests, both for registering and logging in, how different pieces of the extension communicate with each other, and lay the foundation for implementing an authenticator.