Marskramer Path part 02
Hiked part 2/20 of the Marskramer Path, 17.3 kilometres from Oldenzaal to Borne.
Hiking
Peter's Path
Peter's Path is my personal endeavour to live a life of purpose through hiking, reading, and embracing the beauty of nature, faith, and ideas.
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Swift at scale: building the TelemetryDeck analytics service
The service handles data from millions of users each month. It helps thousands of app makers improve their products. The backend uses Swift. They chose Swift and the Vapor framework for the server.
Development
Monthly update #0430 • February 2026
Monthly update 430 • February 2026 • 2026-02-01 - 2026-02-28
Monthly Updates
E2EE Backend part 3: Passkeys with the PRF Extension
Third in the series on privacy-first backends: use Passkeys and the PRF extension to derive encryption keys on the client device. The server never sees your keys.
Development
Serious Cryptography by Jean-Philippe Aumasson
Jean-Philippe Aumasson's 'Serious Cryptography' gives a practical guide to modern encryption. It explains key ideas like block ciphers, hash functions, and public-key methods with real-world focus and updates in the 2024 second edition.
Books