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Snowflake

snowflake.torproject.org Software & code Software projects Security & privacy Candidate
Screenshot of snowflake.torproject.org captured 2026-07-20
Page preview · captured 2026-07-20

Resurfaced independently across 5 calendar years, with breakout response in 2 of them.

submissions
9
submitters
9
observed span
2019–2026
peak thread · 84 comments
308 pts
latest 20+ return · 2023-07-30
308 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

Snowflake uses domain fronting[1] for rendezvous. It is the digital equivalent of a spy having their secret meetings inside an unsuspecting friends house, and it always eventually it goes bad for that friend. The technique is heavily used by bad actors and is being blocked by default[2] by some cloud providers. AWS went as far as sending a nastygram to Signal[3] when they tried to roll it out on a wide basis for fear that countries like Iran and China…

mike_d·308-point thread·

This uses domain fronting, which both Google and Amazon forced Signal to stop using in 2018: https://signal.org/blog/looking-back-on-the-front/ Did cloud providers get more permissive since then? EDIT: Tor also got hit by some shutdowns in 2018 due to its use of domain fronting: https://blog.torproject.org/domain-fronting-critical-open-we... https://gitlab.torproject.org/tpo/applications/tor-launcher/... From the second link, looks like the plan is that Snowflake will annoy cloud providers less by only using the…

orborde·197-point thread·

Snowflake seems to be a P2P mesh using webRTC to route tor traffic through browser tabs to assist users in countries where tor is blocked to connect to proxies in regions where it’s not. But i don’t know, I’m not an expert. That’s just what it looks like. Pretty cool. These kind of technologies are obviously the future not just for censorship circumvention, but for robust connectivity in the vein of the original intent of DARPANet and the Internet: communication…

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
527

reference only — not used in Hall rules or ranking

Total comments
139

reference only — not used in Hall rules or ranking

Every submission

DateTitle as submittedByPointsComments
2019-07-16Snowflake: Turn the browser into a Tor bridge to help censored usersrendx20
2019-07-17Snowflake: A system to defeat internet censorshipashitlerferad30
2019-07-21Snowflake: Help censored users access the Tor network by just instaling an addonIKillBugsFaster10
2021-12-21Tor Snowflake ProxyFirst breakoutdoomrobo19784
2023-04-17Use Snowflake to Bypass Censorshipstargrave70
2023-07-30SnowflakeBest thread · Latest 20+ point returnbcg36130854
2025-03-13Free your connection – Get Snowflakekeepamovin31
2026-01-08Use Snowflake to give censorship the slip in places where Tor is blockeddoener30
2026-01-14Tor SnowflakeDyslexicAtheist30