Himeji: a scalable centralized system for authorization at Airbnb | by Alan Yao | Airbnb Engineering & Data Science
https://medium.com/airbnb-engineering/himeji-a-scalable-centralized-system-for-authorization-at-airbnb-341664924574
Ory Keto, open source authorization server based on Google Zanzibar | Hacker News
https://news.ycombinator.com/item?id=26738344
Zanzibar: Consistent, Global Authorization System | Hacker News
https://news.ycombinator.com/item?id=20132520
Zanzibar: Google’s Consistent, Global Authorization System
https://storage.googleapis.com/pub-tools-public-publication-data/pdf/41f08f03da59f5518802898f68730e247e23c331.pdf
Zanzibar: Google’s Consistent, Global Authorization System | Hacker News
https://news.ycombinator.com/item?id=26980254