When you share a YouTube video using the share button it adds “si=some_unique_code” to the URL. If you don’t remove that it shows your personal account to anyone who receives it so that they can chat directly with you. For a lot of people this is their real name.

I’ve seen it all over Lemmy so I figured I’d mention it here! You only need the stuff before the question mark in the URL to let others see the video.

This can also be turned off in your YouTube settings under the privacy section. The setting is “channel visibility for shared links”. It will still add the si code for tracking though.

  • partofthevoice@lemmy.zip
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    5 hours ago

    It should be common practice if you commonly share links. Try removing the query string (everything after and including the question mark). See if you get to the same page. If you do, don’t use the query string.

    Query string parameters are rather often used for tracking. Look for gclid parameters after you click a google ad, for example.

    • Dymonika@lemmy.ml
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      3 hours ago

      The harder ones to bypass are Facebook and Reddit share URLs, which give zero indicator of their destination; it seems impossible as the recipient of such a URL.

      At least with bit.ly, one can add a + to the end of the URL and see data on it, including the original link (to then safely access without adding to its click counter).

      • partofthevoice@lemmy.zip
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        3 hours ago

        Yeah, there are always ways… any service could easily generate unique paths that require a server-supplied redirection to the main target. Then the server just needs to stitch up (1) where was that link generated and (2) who arrived at the redirection page. Users would have no way to determine the target link without exposing themselves to being tracked.

        A platform like Reddit can do this too, by replacing the links you put in your comments/post, so they redirect to the original link. They can even make it continue displaying the original link, while actually linking to the redirect page.

  • Krompus@lemmy.world
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    4 hours ago

    FYI on desktop you can right click on the video and select “Copy video URL”, it doesn’t include the tracker string. Wish they’d let us remove it from the Share button, I’ve simply removed that button with uBlock Origin.

    It’s also missing from my patched YouTube app’s Share on Android, not sure if that’s one of the patches.

    • Dymonika@lemmy.ml
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      3 hours ago

      Yeah, that’s certainly a patch. NewPipe, PipePipe, etc. all also remove ?si=.

  • NewNewAugustEast@lemmy.zip
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    5 hours ago

    If you never sign into YouTube and sharing links from a third party application, what is it that they append? Curious what makes up that shared id.

    • Dymonika@lemmy.ml
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      3 hours ago

      That app seems not as transparent as it could be since it doesnt give any detail on the removed stuff; I recommend URLCheck instead, which is fully transparent about all trackers and even lets you pick which ones to remove at will.

  • daniskarma@lemmy.dbzer0.com
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    10 hours ago

    You should also known that TikTok does this by default and the generated code is impossible to remove afaik, it’s part of the video identifier.

    So when sharing a tiktok video always download it and share the file.

    • irelephant [he/him]@lemmy.dbzer0.com
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      6 hours ago

      I recommend downloading it anyway, since that doesn’t require people to use tiktoks site, but if you paste the vm link yourself into a browser, it’ll redirect to the canonical link, without the tracker.

  • ∃∀λ@programming.dev
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    23 hours ago

    The frequency with which I’ve seen the si attribute included in youtube links has made me painfully aware of just how many people are not using the internet the same way I do; they’re experiencing the internet through a handful of mobile apps, not through a web browser on the desktop.

  • chunes@lemmy.world
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    23 hours ago

    til people don’t reflexively strip out everything after the ? unless you know exactly what it’s doing

  • asmr@feddit.nl
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    20 hours ago

    Since 4 March 2026 I am seeing “is=” in some YouTube links instead of “si=”, also with the 16 character ID.

  • Aedaz_@lemmy.zip
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    23 hours ago

    Not sure if my anxiety is justified here, but I am not tech savvy whatsoever. And I worry about all the things I’m doing that’s probably completely giving myself away that I’m just unaware of. I didn’t know about this at all.

    • Zedd_Prophecy@lemmy.world
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      20 hours ago

      It is . But now you know . Don’t freak - and you might even learn how to install a privacy based browser, vpn, or operating system. Keep the tinfoil har dude and best of luck

    • mrgoosmoos@lemmy.ca
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      23 hours ago

      pretty much everything that has a “share” button does this. it’s not to help you share the link more easily than copying from the address bar - it’s to harvest your data

      • Buddahriffic@lemmy.world
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        21 hours ago

        Even voyager gives a link to vger.to when you hit share instead of a direct link to the thing you want to share. No idea what they are doing with it (other than trying to redirect it to the app). Maybe it’s set up to just use the localhost and that’s all it does, but I usually strip that part out because I have no idea either way.

        • aeharding@vger.social
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          16 hours ago

          vger.to solely exists so i can text dumb memes to my non tech inclined friends, and they open in voyager on their device instead of the web.

          It’s a dumb service and has zero analytics other than cpu disk bandwidth use lol

          • irelephant [he/him]@lemmy.dbzer0.com
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            6 hours ago

            Would you be able to add an open in browser button, or a way to just copy the normal link as well? I can’t see any way to do it in voyager. It’s probably my only issue with it.

            • aeharding@vger.social
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              21 minutes ago

              Yeah you can change default in Settings, or if you’re sharing a post you can long press the share icon in the post bar right under the post to select on demand

              voyager event supports sharing via author, community, or your own instance.

            • Buddahriffic@lemmy.world
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              2 hours ago

              Yeah, this is why that vger.to link is so annoying for me (other than triggering the reaction to the dark pattern, even if it isn’t exploiting it like what seems to be the industry standard these days), because most of the time when I use the share thing, I’m really just trying to get the url to open it in my browser, so that “open in voyager” link is the exact opposite of what I want, though I can see how it might be nice for actually sharing the link with others.

    • Null User Object@lemmy.world
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      1 day ago

      That’s a great extra layer of protection, but people shouldn’t rely on it and get/stay in the habit of always removing the tracking code themselves.

      • Buddahriffic@lemmy.world
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        21 hours ago

        Yeah, it’s easily possible to set it up to save the original link somewhere hidden. Same reason why you shouldn’t reuse passwords because it’s trivial to set up a site to look like it’s doing it right from the outside but actually saves all passwords in plaintext for owners, admins, or disgruntled staff to look at later and see if it logs in to your email.

  • JordanZ@lemmy.world
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    1 day ago

    Along similar lines be careful of the images you post if you location tag your photos. A lot of the larger websites will strip the location data by default but some do not. I’ve saved a handful of photos from reviews off the internet and now have people’s home addresses where the photo is of the product in their living room or whatever.

    If you go to the ‘map’ section of your photos app it arranges them by location.

    You can turn location tagging off globally when photos are taken or usually when you go to share a photo there is an option buried in a menu to strip location data(on mobile).