Edit: obligatory explanation (thanks mods for squaring me away)…

What you see via the UI isn’t “all that exists”. Unlike Reddit, where everything is a black box, there are a lot more eyeballs who can see “under the hood”. Any instance admin, proper or rogue, gets a ton of information that users won’t normally see. The attached example demonstrates that while users will only see upvote/downvote tallies, admins can see who actually performed those actions.

Edit: To clarify, not just YOUR instance admin gets this info. This is ANY instance admin across the Fediverse.

  • Wander@yiffit.net
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    To anyone surprised at this: welcome to the fediverse, please treat everyhing you do or say as public.

    The way to achieve privacy around here is by following the long forgotten arts of the old internet before Facebook was a thing: use a Nick name and don't tell strangers on the internet your real identity.

    Your home instance will act as a proxy and only they have access to your email and IP address. That does stay private.

    So, as long as you trust your home instance to not leak or disclose your connection or sign up data (which would be illegal in EU countries), just sign up with an alias.

    A very positive aspects of this is that it should allow us to detect voting manipulation by correlating the activity of certain potentially malicious actors. If Lemmy instances take vote manipulation seriously and do their best to block bots this has the chance to make Lemmy / Kbin much more transparent and credible than Reddit ever was.

    • abbadon420@lemm.ee
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      Lol. kids these days would post their bank info online if the banks didn’t prevent them from doing so.

    • BitOneZero @ .world@lemmy.world
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      Your home instance will act as a proxy and only they have access to your email and IP address.

      Your home image typically doesn’t proxy image loading, those are hotlinked to the Lemmy server that the image was uploaded to. So your IP address and browser string are going to other Lemmy servers.

      • azuth@lemmy.world
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        1 year ago

        The posts just contain a URL which doesn’t include the uploader’s ip address or their browser string.

        • BitOneZero @ .world@lemmy.world
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          When the browser loads that URL, hotlinked image, that server has to have your IP address to return the results. Just browsing posts those images are being loaded.

          • azuth@lemmy.world
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            1 year ago

            Of course. They dont get any info to associate your IP with your lemmy account. You could even not have a lemmy account at all.

          • azuth@lemmy.world
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            1 year ago

            Of course. They dont get any info to associate your IP with your lemmy account. You could even not have a lemmy account at all.

    • DogMuffins@discuss.tchncs.de
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      1 year ago

      I whole heartedly agree with this perspective.

      Additionally, and this is an unpopular opinion, but trying to maintain a Nick or online identity over many years is folly. You end up with a huge repository of personal information, increasing the risk that it can be connected to you personally.

      • NorwegianBlues@sh.itjust.works
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        1 year ago

        This has come up as part of those requests to migrate accounts between instances. “I want a persona that stays with me for years”… Is that actually a good idea though!?

      • Wander@yiffit.net
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        No, Lemmy currently doesn’t do authorized fetch and thus there’s no way for users to request access to a certain post, which would sort of require to disclose a user wanting to get access to something. So no, they are not stored as part of activitypub.

        They could be logged on your instance’s server and/or the server where are an image is hosted as part of typical logs for web requests. These would contain your ip address and other browser metadata such as the user Agent, but these are typical logs that happen every time you load anything on the internet on any website that exists.

    • kaba0@programming.dev
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      1 year ago

      No, an alias will only give you pseudo-anonymity. Even trivial analysis like counting which words occur together frequently in your writings can reveal with very good accuracy any other alt of you, so the available information of you is basically everything you have shared online with enough accompanying self-written text.

      • deweydecibel@lemmy.world
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        Also, it’s not just about privacy, it’s about retaliation. It will be the easiest thing in the world for people to put together bots that will track the downvotes on every post they make and automate adding those people to block lists. Suddenly a whole fleet of alts is invisible to the people that would disagree with them.

    • Yaxoi@lemmy.world
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      The thing is, there is really no way to know is trustworthy as a home instance…?

  • TimewornTraveler@lemm.ee
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    Edit: Obligatory RIP my inbox.

    Can we leave this kinda stuff behind? It is NOT obligatory.

  • booty_flexx@lemmy.world
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    To illustrate op’s point I’m going to spin up an instance, federate with everyone, and not tell anyone what that instance is.

    Then I’m going to feed all that data into my new website, called Open Lemmy Stats, where anyone can query the user data ive accumulated. The homepage will be ripe with insights, leaderboards and all kinds of data on prolific users.

    Additionally, I’ll display a snapshot/profile of a random user by feeding that users data to GPT4 to make inferences about the user’s political affiliations and display the results.

    Worst of all, I’m not going to out my instance for everyone to know it as the one to defederate. In fact I’m spinning up a few instances that will host innocuous communities that I plan to mod and support to give my instances cover for their true purpose: redundant fediverse datastreams for my site, Open Lemmy Stats.

    I’ll also have a store where anyone can buy my collected fediverse data for a handsome sum.

    Just kidding I’m not doing any of this. But someone absolutely will or already is.

  • deweydecibel@lemmy.world
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    Reading these comments, seeing so many excuses, sarcastic responses, and handwaving, makes me realize a great deal of users really need to develop some imagination.

    This is not about privacy. It’s about data that can easily be used for targeting and profiling users, and how that creates countless avenues for targeted harassment and wide scale retaliation. It’s about all of the innumerable ways public vote information can and will be abused to manipulate scoring across the site with targeted/automated shadow banning and shared blocklists. Raise your hand if you trust every single admin to never abuse such a tool to curate the outward appearance of an instance to fit a narrative.

    For a different example: I could say something about how great Nazis are right now, and have a bot programmed to read every single person that downvoted me, add those names to a shared blocklist, and viola, I’ve made myself and all my alts invisible to the people that would challenge me on a massive scale.

    I promise you this is going to be a big issue as tools for this site get more sophisticated over time.

  • RyanHx@vlemmy.net
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    People raise a good point that in countries where political dissent can actually be dangerous, this would very much dissuade people from voting on things they believe in, or even coming anywhere near Lemmy period.

    A better approach I think would be to have the user’s host instance save their votes (the database obviously needs to remember what you voted on), but when federating those votes with other instances just hand over a cumulative total, e.g., “here on vlemmy.net we have +18 votes for this comment”, which the other instances can then add. There’s no need to send user information with that data.

  • czech@no.faux.moe
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    Activities are public and easily viewable on kbin. It’s been interesting. Seems mostly positive other than people harassing those who down-vote them demanding explanations.

    • Muddybulldog@mylemmy.winOP
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      Knowing they’re visible on kbin made me realize that most Lemmy users probably weren’t aware, as it’s non-obvious.

      • theinspectorst@kbin.social
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        Yeah, I had a good natured discussion with a Lemmy user on feddit.uk the other day where they were still inexplicably downvoting my responses each time, despite us both being polite and constructive.

        It made me realise that a) they use the downvote button quite differently to how I use it and b) they probably didn’t know that I, as a kbinaut, could literally see they were the one downvoting.

      • czech@no.faux.moe
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        Yea, good call. I wonder if kbin makes them viewable because the activity pub protocol does not allow them to be easily hidden.

        • PixelPassport@lemmy.myserv.one
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          Seems to be Ernest’s attitude about that sort of thing, he doesn’t like to hide things from the average user that someone more technically inclined would still be able to access

            • PixelPassport@lemmy.myserv.one
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              Yeah I think it’s great! I was on kbin originally but I’m a sucker for a nice app UI. I’ll definitely be using it more once the apps are here.

              I also can’t find my lemm.ee community through kbin and I think it’s some kind of federation issue, I’m sure it will get fixed.

              • Coelacanth@feddit.nu
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                Kbin and Lemmy are having huge federation issues at the moment, with stuff from Lemmy commonly having a multiple hour delay before showing on Kbin and sometimes it doesn’t show up at all. It might be a bug so we’ll see how it works when the next Lemmy version comes out.

                • Dave@lemmy.nz
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                  Let’s be fair, lemmy instances are having the same issues federating, especially getting posts from the big instances. I presume it’s a server load thing.

            • PixelPassport@lemmy.myserv.one
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              Kbin is another open source link aggregation program with a different developer that uses the same protocol as Lemmy (ActivityPub), so kbin and Lemmy instances can communicate with each other. If you see anyone with “@kbin.social” after their name then that’s where they’re from. You can check it out yourself here as well kbin.social

              • Teppic@kbin.social
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                If you figure out a good way let me know! I knew I’d seen this post but to find it again … well, I used Google to find a discussion on codeburg, and that had a link back to kbin!

        • XanXic@lemmy.world
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          It’s apparently because it’s Twitter based and Twitter shows likes and such. Kbin doesn’t really have a like upvote downvotes thing. It’s like a favorite and a boost. It’s weird

            • JohnEdwa@kbin.social
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              Currently yes, but before they started federating they didn’t. That’s why Kbin has both Boost (retweet), and the Favourite (like) is the “upvote”, which end up here https://kbin.social/fav - and until very recently, those didn’t increase your reputation.

              Kbin is (was) less like Reddit and more like Twitter with downvotes.

        • Muddybulldog@mylemmy.winOP
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          That’s a pretty reasonable hypothesis. I wouldn’t imagine the motivator was to deliberately create conflict.

    • sab@kbin.social
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      One thing I really like is that it makes it easy to identify users to block. If there’s a post stating that “Nazis are bad” and it has ten downvotes, it’s very easy to use that to block future content from trolls and people I’m not interested in hearing from.

      • deweydecibel@lemmy.world
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        Yeah, and guess what? They can do that to you.

        Effectively, every single person can use a bot that will automate the blocking of any user that ever downvotes them ever.

        Like if I made a post that says I like Nazis, and then waited for the downvotes to pour in. Add every single one of those names to a block list, share that block list with all of my alts and all of my friends, and suddenly you have a whole army of Nazi sympathizers that are invisible to the users that would downvote them.

        These hand waving excuses about votes being public are really lacking imagination. This is extremely abusable information, and cursory tools can will be put together to make abusing them simple.

        • sab@kbin.social
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          I think there are some problems about voting being public. I don’t think this is one of them.

          I don’t mind people blocking me, and if I don’t appreciate the type of content people provide I’ll block them liberally. It’s not necessarily anything personal, I’m just cirating my experience.

          Furthermore, I strive to be on instances where nazi sympathisers would be banned, and where instances tolerating them would be defederated. The only issue is identifying and weeding out troll accounts.

          • sauerkraus@lemmy.world
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            You wouldn’t know that your instance is infested with tankies and fascists. You can’t see their posts because you’re on the block list.

  • ScaNtuRd@lemmy.world
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    Not to sound harsh or anything, but those of you saying that it’s okay that all this data is public are insane. This completely goes against the entire philosophy of the Fediverse and FOSS in general. The reason we all are fleeing from Big Tech is because they collect so much data on us. At least, they keep it hidden from public view. This is a major issue in my opinion, and needs to be addressed ASAP before we can claim to have superior platforms on the Fediverse. Why can’t this data at least be encrypted?

  • kennydidwhat@lemmy.world
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    There’s something amusing about people feeling violated by their activity being made public, but not necessarily by corporations hoarding and capitalizing on that activity & data. I mean, one of them is out in the open. The other is pure abuse.

  • Aceticon@lemmy.world
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    Well, yeah, it’s put on the database.

    It’s the only way to avoid double voting from the same account or to remove the reverse vote if one changes one’s mind and votes the other way.

    Did you think that it was any different on Reddit and that no random employee with access to their database could run a similar SQL query with a couple of joins and end up with nicknames, e-mails and IP addresses?!

    Do you know who are the Reddit employees with access to their database or a copy of it? Have you had a chance to vet them? I don’t think so.

    At least here it’s a bit more transparent.

    The only shocking thing in this is that anybody is shocked by it.

  • Bill@lemm.ee
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    I downvoted the beans and I don’t care who knows about it. I’d do it again.

    This is useful to know though, thanks. I guess assume everything is public short of your password (unless your admin is particularly nefarious and has altered the code to store passwords in plaintext for some reason).

  • Margot Robbie@lemmy.world
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    Suppose there is someone who wants to maintain their anonymity and privacy on Lemmy so that it couldn’t be tied to their real identity, what do you think is the best way to do that?

    Hmm, I, famous Hollywood actress Margot Robbie and star of “Barbie”, sure am stumped.

  • Exosus@lemmy.world
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    I mean essentially any decentralised type of social Media cannot work any other way. An open backend is not shocking, it is expected.

  • daniskarma@lemmy.world
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    I’ve been in forums where upvotes were public. It’s not something that I expect to be anonymous by design.

    That being said. If something is public, it should be clear that is public (and available to everyone), if it’s not it should be protected.

    I think Lemmy should go one way or the other, or upvotes are public to everyone, or they are available only for you instance admins.

  • MissingNo@lemmy.world
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    At first I agreed with the general “whatever” sentiment. It has some important implications, however.

    It discourages people from voting if they’re concerned about other people seeing their activity. This could result in a lower quality of scoring for posts.