# Edwen > Building onchain private accounts for EVM at platus.xyz ## Recent Posts - [Passkey-Encrypted Accounts](https://paragraph.com/@edwen/passkey-encrypted-accounts): How Platus uses the WebAuthn PRF extension to derive spending keys from passkeys. Onchain privacy that feels like logging into Coinbase. ## Blog Information - [Homepage](https://paragraph.com/@edwen/): Main blog page - [RSS Feed](https://api.paragraph.com/blogs/rss/@edwen): Subscribe to updates ## Optional - [All Posts](https://paragraph.com/@edwen/): Complete post archive - [Sitemap](https://paragraph.com/@edwen/sitemap-index.xml): XML sitemap for crawlers