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YwinCap: Technical deconstruction of SEO-driven authority fraud

1•ReviewShield•2m ago•0 comments

Game Theory #7: America's Game [video]

https://www.youtube.com/watch?v=ijnkCt1QK6k
1•keepamovin•2m ago•0 comments

Show HN: I built a Chrome extension that finds edges on Polymarket

https://polypredict.ai/
1•Jilong121•4m ago•1 comments

Pax: The Cache Performance You're Looking For

https://mydbanotebook.org/posts/pax-the-cache-performance-youre-looking-for/
1•todsacerdoti•4m ago•0 comments

Why differential privacy is awesome

https://desfontain.es/blog/differential-privacy-awesomeness.html
1•mpcsb•5m ago•0 comments

Redefining GAN power devices for adoption in EVs and data centres

https://iisc.ac.in/events/redefining-gan-power-devices-for-adoption-in-evs-and-data-centres/
1•porridgeraisin•6m ago•0 comments

Do not apologize for replying late to my email

https://ploum.net/2026-02-11-do_not_apologize_for_replying_to_my_email.html
1•validatori•6m ago•0 comments

GLP-1

https://glp-1.com
1•bellamoon544•7m ago•1 comments

What Is Claude? Anthropic Doesn't Know, Either

https://www.newyorker.com/magazine/2026/02/16/what-is-claude-anthropic-doesnt-know-either
1•bichonnages•9m ago•0 comments

Show HN: Hacker News for Songs

https://www.sonusly.com/
2•lorenzosch•11m ago•0 comments

The five stages of losing our craft

https://debuggingleadership.com/blog/the-five-stages-of-losing-our-craft
1•fpereiro•12m ago•0 comments

OpenMOQ Software Consortium – Advancing MOQ Protocol

https://openmoq.org/
1•mondainx•12m ago•0 comments

Alphabet sells rare 100-year bond

https://www.reuters.com/business/alphabet-sells-bonds-worth-20-billion-fund-ai-spending-2026-02-10/
4•kaycebasques•13m ago•0 comments

Flood Fill vs. The Magic Circle

https://www.robinsloan.com/winter-garden/magic-circle/
1•tobr•14m ago•0 comments

Ask HN: What conventions exist for declaring AI content online?

1•lukakopajtic•17m ago•0 comments

Show HN: Seedance.fast – Early Access to ByteDance's Seedance 2.0 via Volcengine

https://seedance.fast/
1•thenextechtrade•21m ago•0 comments

The big AI job swap: why white-collar workers are ditching their careers

https://www.theguardian.com/technology/2026/feb/11/big-ai-job-swap-white-collar-workers-ditching-...
3•n1b0m•23m ago•2 comments

Best of 2024 Data Center Podcast [video]

https://www.youtube.com/watch?v=bgggLTpyFPY
1•walterbell•25m ago•0 comments

Downsides to US-Canadian dual citizenship for US resident?

https://immigration.ca/claiming-canadian-citizenship-by-descent-under-canadas-new-citizenship-act...
1•jakedata•28m ago•1 comments

Why Y Combinator and Aaron Epstein Are Betting on AI-Native Agencies

http://ai-native-agency.com/blog/yc-ai-native-agency
1•victorgk_•30m ago•1 comments

OpenClaw Prompt Injection via Chat History Spoofing (Fixed)

https://twitter.com/marckohlbrugge/status/2021442885942702427
1•hanspagel•30m ago•0 comments

Row Polymorphism without the Jargon (2020)

https://jadon.io/blog/row-polymorphism/
1•bjourne•30m ago•0 comments

OpenClaw creator: "Netlify shares phone numbers"

https://twitter.com/steipete/status/2021495699586904083
2•mellosouls•31m ago•1 comments

Emergent: LLM-Native Python Framework

https://github.com/prostomarkeloff/emergent
1•notmarkeloff•33m ago•0 comments

Show HN: Chroma Master A premium Flutter color suite with 7 integrated games

1•Krishna_Avatar•35m ago•0 comments

Web Development Improvements

https://jameskilby.co.uk/2026/01/web-development-improvements/
1•taubek•36m ago•0 comments

How to build your own programming language in C++

https://pvs-studio.com/en/webinar/
1•GodCreation•36m ago•1 comments

Golang textile parser, implemented using Codex as a "clean room" native parser

https://github.com/rcarmo/go-textile
1•rcarmo•38m ago•0 comments

Anna's Archive 'Releases' Spotify Tracks, Despite Legal Pushback

https://torrentfreak.com/annas-archive-quietly-releases-millions-of-spotify-tracks-despite-legal-...
3•c420•43m ago•0 comments

Chrome extensions spying on 37M users' browsing data

https://qcontinuum.substack.com/p/spying-chrome-extensions-287-extensions-495
9•qcontinuum1•44m ago•0 comments
Open in hackernews

Show HN: DeepTeam – Penetration Testing for LLMs

https://github.com/confident-ai/deepteam
3•jeffreyip•8mo ago
Hi HN, we’re Jeffrey and Kritin, and we’re building DeepTeam (https://trydeepteam.com), an open-source Python library to scan LLM apps for security vulnerabilities. You can start “penetration testing” by defining a Python callback to your LLM app (e.g. `def model_callback(input: str)`), and DeepTeam will attempt to probe it with prompts designed to elicit unsafe or unintended behavior.

Note that the penetration testing process treats your LLM app as a black-box - which means that DeepTeam will not know whether PII leakage has occurred in a certain tool call or incorporated in the training data of your fine-tuned LLM, but rather just detect that it is present. Internally, we call this process “end-to-end” testing.

Before DeepTeam, we worked on DeepEval, an open-source framework to unit-test LLMs. Some of you might be thinking, well isn’t this kind of similar to unit-testing?

Sort of, but not really. While LLM unit-testing focuses on 1) accurate eval metrics, 2) comprehensive eval datasets, penetration testing focuses on the haphazard simulation of attacks, and the orchestration of it. To users, this was a big and confusing paradigm shift, because it went from “Did this pass?” to “How can this break?”.

So we thought to ourselves, why not just release a new package to orchestrate the simulation of adversarial attacks for this new set of users and teams working specifically on AI safety, and borrow DeepEval’s evals and ecosystem in the process?

Quickstart here: https://www.trydeepteam.com/docs/getting-started#detect-your...

The first thing we did was offer as many attack methods as possible - simple encoding ones like ROT13, leetspeak, to prompt injections, roleplay, and jailbreaking. We then heard folks weren’t happy because the attacks didn’t persist across tests and hence they “lost” their progress every time they tested, and so we added an option to `reuse_simulated_attacks`.

We abstracted everything away to make it as modular as possible - every vulnerability, attack, can be imported in Python as `Bias(type=[“race”])`, `LinearJailbreaking()`, etc. with methods such as `.enhance()` for teams to plug-and-play, build their own test suite, and even to add a few more rounds of attack enhancements to increase the likelihood of breaking your system.

Notably, there are a few limitations. Users might run into compliance errors when attempting to simulate attacks (especially for AzureOpenAI), and so we recommend setting `ignore_errors` to `True` in case that happens. You might also run into bottlenecks where DeepTeam does not cover your custom vulnerability type, and so we shipped a `CustomVulnerability` class as a “catch-all” solution (still in beta).

You might be aware that some packages already exist that do a similar thing, often known as “vulnerability scanning” or “red teaming”. The difference is that DeepTeam is modular, lightweight, and code friendly. Take Nvidia Garak for example, although comprehensive, has so many CLI rules, environments to set up, it is definitely not the easiest to get started, let alone pick the library apart to build your own penetration testing pipeline. In DeepTeam, define a class, wrap it around your own implementations if necessary, and you’re good to go.

We adopted a Apache 2.0 license (for now, and probably in the foreseeable future too), so if you want to get started, `pip install deepteam`, use any LLM for simulation, and you’ll get a full penetration report within 1 minute (assuming you’re running things asynchronously). GitHub: https://github.com/confident-ai/deepteam

Excited to share DeepTeam with everyone here – let us know what you think!