The simplicity of it is logic defying. It used to be that you had to find crosswalks or move puzzle pieces or type blurred letters and numbers, but NOW all the sudden I can just click a box and HEY!, I’m human?

That’s hardly the Turing Test I’d expected.

  • Lem Jukes@lemm.ee
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    26 days ago

    A side to this is that certain techniques will be deliberately obfuscated or simply omitted as a security measure in the hopes of slowing a bad actor’s eventual bypassing of the measure. It’s an arms race and if the intruder doesn’t know what all the locks even are, it takes longer to break or pick them.

  • The_Walkening [none/use name]@hexbear.net
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    26 days ago

    The timing of the click captcha loading is randomized and it probably is looking for human-ish cursor movement? (Like you’re probably moving your hand in imperceptibly small ways that are difficult to replicate). Clicking before it loads and doing it repeatedly probably triggers detection.

    • Paradachshund@lemmy.today
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      26 days ago

      This is correct. Those captchas are tracking everything they can and comparing it to other results to try and figure this out. Mouse movement, delay before you click, everything.

    • tetris11@lemmy.ml
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      26 days ago

      I used to think it was timing based, but now leaning on the idea that it just performs more fingerprinting in the background: user agent per ip pool, canvas or puppeteer checks.

  • Empricorn@feddit.nl
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    26 days ago

    It’s actually detecting you using emotion and aging. That’s the real test…

  • brian@programming.dev
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    26 days ago

    some of them are also less bot detection and more spam limiting and mitigation. cloudflare’s has more stuff built in I’m sure, but things like mCapcha are just proof of work, so if you’re trying to make a bunch of accounts or whatever, it’s really computationally expensive.

  • elrik@lemmy.world
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    26 days ago

    Proof of work, which becomes computationally expensive to scale, along with other heuristics based on your browser and page interaction. I believe it’s less about clicking the box and what happens after you’ve clicked the box.

    • SerotoninSwells@lemmy.world
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      26 days ago

      This is correct. I work in bot detections. There are baseline checks for various browser automation used as bot frameworks like Puppeteer or Playwright. Then there is basic analysis of server side and client side fingerprints; meaning, do the fingerprints you claim make sense. There are other heuristics too and I imagine Cloudflare is monitoring movements that point to automation. All of this happens after you click. I personally prefer this over Google’s captcha which frequently doesn’t recognize me as a human but is easily bypassed by bots.

    • Dasus@lemmy.world
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      25 days ago

      I believe it’s less about clicking the box and what happens after you’ve clicked the box.

      I think it’s before, not after.

  • Cephalotrocity@biglemmowski.win
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    26 days ago

    I don’t know for certain, but I think it is simply looking at what you do with your mouse. If the movement is erratic, imprecise, and delayed it goes ‘yeah, that is either a cat that got lucky which is close enough or a human’. The reason I think this is that I’ve failed same site’s checks if my mouse just happens to be hovering over the checkbox when the prompt appears. Retry, move the mouse, success.

  • xylogx@lemmy.world
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    25 days ago

    Cloudflare has a bot score. Depending on how sus your bot score is you can use several different levels of verification. The checkbox you refer to is kind of in the middle. There is also a more complicated intrusive captcha and a totally transparent javascript. It’s a pretty slick system.

      • cadekat@pawb.social
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        25 days ago

        Don’t mix tor plus VPN.

        If you’re using tor browser without tor for some reason, carry on.

          • cadekat@pawb.social
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            25 days ago

            There are two ways to layer a VPN and tor:

            1. Tor over VPN; or
            2. VPN over Tor.

            In the first option, you gain little. Tor already encrypts your traffic, so your ISP can’t see inside them. Technically, Tor over a VPN hides the fact that you’re using Tor from your ISP, but Tor’s snowflake does something similar if you need that.

            In the second option, you’re revealing your VPN account information, which could theoretically be associated back to you. Tor adds nothing over just a VPN in this case.

            • wolfpack86@lemmy.world
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              25 days ago

              So really, “no value in mixing,” which is distinct from “don’t mix.”

              The latter implies a security risk could be created.

              • nyxia@lemmy.blahaj.zone
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                24 days ago

                A security risk is created, you’re creating a permanent guard node by using your VPN with TOR. A lot of people downplay how serious this can be against a dedicated attacker. Sure, it may not matter for most, but for those with the right threat model, it will.

  • Xeroxchasechase@lemmy.world
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    26 days ago

    Clicking a check box might not be the definite quality that makes you a human, but pondering on the meaning of things and questioning your humanity with a curious introspective state of mind - THAT what makes you a human! I’m proud of you, fellow human!

    • Melatonin@lemmy.dbzer0.comOP
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      26 days ago

      Thank you for interacting with me! I am an AI intelligence bot designed by Decepticon Industries. Down with Autobots!

  • wuphysics87@lemmy.ml
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    25 days ago

    Humans have mouse movement that, on August 8, 2024, are very hard to reproduce. But just like regular captchas we are just teaching computers to do the same thing.

  • themoonisacheese@sh.itjust.works
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    26 days ago

    Apart from the mouse thing (which I’m skeptical about), cloudflare also correlates your traffic with other sites hosted on cloudflare. Bots typically don’t visit many sites, click around there, find another one, etc, whereas humans will have visited other sites, will be slower at clicking the button, will have left comments on some sites.

  • isolatedscotch@discuss.tchncs.de
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    25 days ago

    https://blog.cloudflare.com/turnstile-private-captcha-alternative/

    TL:DR cloudflare made a new recaptcha which does some complex math and other stuff on your browser, which done once has no noticable effect but if someone were to scrape websites at an absurd speed it slows everything down significantly.

    this is not only cool because you don’t have to manually solve the captcha, but also because it allows for low-speed scraping to be feasible, with tools like flaresolverr

    • madcaesar@lemmy.world
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      25 days ago

      That’s actually kinda cool. Punish the scrapers, but allow regular people to not waste time.

      Meanwhile, Google is having you find the zebra crossing for the 400th time…

    • newerAccountWhoDis [they/them]@hexbear.net
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      25 days ago

      Thanks for being the only person in this thread who doesn’t joke or talk out of their ass order-of-lenin

      Quite interesting really and a genius solution (it they don’t lie about not stealing your data)

      • Treachery4524@lemmy.ml
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        25 days ago

        Didn’t the Soviets see geniuses and other intellectuals as a danger to society during the time this award was given out? Or are there incidents where this was given to scientists as well? I know you’re probably joking, but when I suddenly encounter Lenin’s head being used in a positive manner I have to look twice.

  • NightEagle@lemmy.world
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    26 days ago

    Clicking the button doesn’t proof that you are a human. All the checks happen way before you even click the button (or sometimes even before visiting the website). Google also offers a similar button for their users and since cloudflare is also used on almost any website, they have a lot of data about you. They check your cookies, browser agent, device, settings, your IP address, if you use a VPN or proxy, etc. If you visited other cloudflare websites in the past with the same device or IP, and so on. So they know you and your device way before you even click the button. This is also the reason why you sometimes see a robot arm (made of Lego) clicking the button, and is still recognized as human. But as soon as you use a different IP address or a VPN (or even use a shared IP address, like in your company’s network) you have to solve CAPTCHAs. Of course they also check mouse movement, but this is only one part of many checks.