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We Built Secure, Scalable Agent Sandbox Infrastructure

https://browser-use.com/posts/two-ways-to-sandbox-agents
30•gregpr07•6h ago

Comments

yakkomajuri•1h ago
I think this is pretty standard and similar to approaches that are evolving naturally (I've certainly used very similar patterns).

I'd be pretty keen to actually hear more about the Unikraft setup and other deeper details about the agent sandboxes regarding the tradeoffs and optimizations made. All the components are there but has someone open-sourced a more plug-and-play setup like this?

Bnjoroge•1h ago
maybe the usecase that makes unikernels alot more mainstream. Always found them intriguing
eyberg•37m ago
Except this is very clearly running linux.
lazharichir•34m ago
What can you NOT run on this, it's not very clear? Is it like MicroVMs on steroids where you can run more binaries than the strict minimum?
jeremyjacob•1h ago
It’s neat to see more projects adopting Unikernals. I’ve played around with Unikraft’s Cloud offering about a year ago when it was CLI/API only and was impressed by the performance but found too many DX and polish issues to take it to production. Looks like they’ve improved a lot of that since.
orf•1h ago
The first 3 “hardening” points are not great.

Essentially it’s just: remove .py files an execute del os.environ[“SESSION_TOKEN“]? This doesn’t really sound very secure, there are a number of ways to bypass both of these.

It’s just security through obscurity

Leaving Google has actively improved my life

https://pseudosingleton.com/leaving-google-improved-my-life/
164•speckx•2h ago•98 comments

OpenAI raises $110B on $730B pre-money valuation

https://techcrunch.com/2026/02/27/openai-raises-110b-in-one-of-the-largest-private-funding-rounds...
173•zlatkov•6h ago•290 comments

The Robotic Dexterity Deadlock

https://www.origami-robotics.com/blog/dexterity-deadlocks.html
47•shmublu•1h ago•26 comments

NASA announces overhaul of Artemis program amid safety concerns, delays

https://www.cbsnews.com/news/nasa-artemis-moon-program-overhaul/
128•voxadam•4h ago•134 comments

A better streams API is possible for JavaScript

https://blog.cloudflare.com/a-better-web-streams-api/
318•nnx•7h ago•107 comments

Let's discuss sandbox isolation

https://www.shayon.dev/post/2026/52/lets-discuss-sandbox-isolation/
48•shayonj•2h ago•12 comments

Dan Simmons, author of Hyperion, has died

https://www.dignitymemorial.com/obituaries/longmont-co/daniel-simmons-12758871
305•throw0101a•3h ago•128 comments

A Chinese official’s use of ChatGPT revealed an intimidation operation

https://www.cnn.com/2026/02/25/politics/chatgpt-china-intimidation-operation
48•cwwc•5h ago•24 comments

Writing a Guide to SDF Fonts

https://www.redblobgames.com/blog/2026-02-26-writing-a-guide-to-sdf-fonts/
41•chunkles•3h ago•3 comments

A new California law says all operating systems need to have age verification

https://www.pcgamer.com/software/operating-systems/a-new-california-law-says-all-operating-system...
123•WalterSobchak•6h ago•126 comments

Allocating on the Stack

https://go.dev/blog/allocation-optimizations
92•spacey•4h ago•38 comments

Kyber (YC W23) Is Hiring an Enterprise Account Executive

https://www.ycombinator.com/companies/kyber/jobs/59yPaCs-enterprise-account-executive-ae
1•asontha•2h ago

Modeling cycles of grift with evolutionary game theory

https://www.oranlooney.com/post/grifters-skeptics-marks/
60•ibobev•3d ago•24 comments

"Just a little detail that wouldn't sell anything"

https://unsung.aresluna.org/just-a-little-detail-that-wouldnt-sell-anything/
64•bobbiechen•3d ago•12 comments

We Built Secure, Scalable Agent Sandbox Infrastructure

https://browser-use.com/posts/two-ways-to-sandbox-agents
30•gregpr07•6h ago•6 comments

PCB Tracer

https://pcbtracer.com
9•Luc•3d ago•2 comments

Court finds Fourth Amendment doesn’t support broad search of protesters’ devices

https://www.eff.org/deeplinks/2026/02/victory-tenth-circuit-finds-fourth-amendment-doesnt-support...
396•hn_acker•6h ago•63 comments

Get free Claude max 20x for open-source maintainers

https://claude.com/contact-sales/claude-for-oss
329•zhisme•12h ago•162 comments

Open source calculator firmware DB48X forbids CA/CO use due to age verification

https://github.com/c3d/db48x/commit/7819972b641ac808d46c54d3f5d1df70d706d286
73•iamnothere•5h ago•34 comments

Show HN: Claude-File-Recovery, recover files from your ~/.claude sessions

https://github.com/hjtenklooster/claude-file-recovery
6•rikk3rt•5h ago•0 comments

Reading English from 1000 AD

https://lewiscampbell.tech/blog/260224.html
81•LAC-Tech•3d ago•30 comments

Implementing a Z80 / ZX Spectrum emulator with Claude Code

https://antirez.com/news/160
102•antirez•2d ago•53 comments

Can you reverse engineer our neural network?

https://blog.janestreet.com/can-you-reverse-engineer-our-neural-network/
236•jsomers•2d ago•170 comments

Tell HN: MitID, Denmark's digital ID, was down

98•mousepad12•10h ago•145 comments

Show HN: RetroTick – Run classic Windows EXEs in the browser

https://retrotick.com/
154•lqs_•8h ago•45 comments

Rob Grant, creator of Red Dwarf, has died

https://www.beyondthejoke.co.uk/content/17193/red-dwarf-rob-grant
138•nephihaha•2h ago•37 comments

We gave terabytes of CI logs to an LLM

https://www.mendral.com/blog/llms-are-good-at-sql
127•shad42•5h ago•80 comments

Sprites on the Web

https://www.joshwcomeau.com/animation/sprites/
89•vinhnx•3d ago•16 comments

Statement from Dario Amodei on our discussions with the Department of War

https://www.anthropic.com/news/statement-department-of-war
2796•qwertox•22h ago•1483 comments

F-Droid Board of Directors nominations 2026

https://f-droid.org/2026/02/26/board-of-directors-nominations.html
151•edent•11h ago•104 comments