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Project Oak: Meaningful control of data in distributed systems

github.com Software & code Software projects Security & privacy Candidate
Screenshot of github.com captured 2026-07-20
Page preview · captured 2026-07-20

Resurfaced independently across 4 calendar years, with breakout response in 2 of them.

submissions
5
submitters
3
observed span
2019–2025
peak thread · 50 comments
147 pts
latest 20+ return · 2024-08-14
147 pts

Submission timeline

2007–2026

One slot for every year since HN launched. Height is that year's peak points; orange marks a 100+ point or 50+ comment breakout. Select a bar to open its strongest thread.

First comments on top threads

HN comment order

I think the authors should mention the background story for how this project originated at Google in Google Research (UK). Tried browsing through the Github project page and didn't see any obvious references, aside from the committers list. AFAIK, the first time I heard about "Project Oak" was about four or five years ago. This predates Apple's Private Cloud Compute.

Reminds me of a general-purpose version of the secure enclave that Moxie Marlinspike blogged about when he implemented secure contact look-up in Signal. Very cool Google released this as open source. Of course, it does require you to be able to trust the security of the enclaves and (at least in the Signal implementation) requires you to make some different performance trade-offs in order to prevent information leakage. Tangent: On a whim I Googled 'secure enclave risc-v' and, sure enough…

The first top-level comment from each of the four biggest threads, in HN’s own order. Excerpts are shortened; open a comment for full context.

Breakout years
2

100+ points or 50+ comments

Total points
277

reference only — not used in Hall rules or ranking

Total comments
75

reference only — not used in Hall rules or ranking

Every submission

DateTitle as submittedByPointsComments
2019-05-15Google's Project Oakazhenley20
2019-06-24Project Oak – Meaningful control of data in distributed systemsFirst breakoutazhenley12525
2020-10-29Google's Project Oak – Meaningful control of data in distributed systemsazhenley20
2024-08-14Project Oak: Meaningful control of data in distributed systemsBest thread · Latest 20+ point returntiziano8814750
2025-11-13Project-oak: Meaningful control of data in distributed systemstranspute10