this post was submitted on 11 Jul 2023
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Asklemmy

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Title. I'm not the best with privacy... But wanted to upload a picture of my pupper. Thanks!

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[–] [email protected] 83 points 1 year ago (5 children)

Exif data is stripped when uploading to Lemmy.

[–] [email protected] 37 points 1 year ago (2 children)

But you never know (unless you run your own instance) if your instance has been modified to record it somewhere before it is removed.

[–] [email protected] 14 points 1 year ago* (last edited 1 year ago) (3 children)

But it is an open source project and the developers views are strongly in favor of privacy, so yeah you can self host it or check the source code. But I think it's safe to assume they didn't program it like that.

Note that people who host an instance can theoretically change it, but still I wouldn't worry it'll actually happen.

[–] [email protected] 27 points 1 year ago (2 children)

Instance admins are pulling the code down and implementing it in their server. They could easily slip in some malicious backend code and there would be no way to verify it.

[–] [email protected] 6 points 1 year ago

Of course, I said that too. And unless you self host yourself you have to trust the instance you're using. But the question itself was more about lemmy in general, and most people just deploy the docker image or something.

Also, I don't believe that, assuming an average person host an instance, the host will want some random people metadata from photos. It's not big corps that process every bit of data they get.

[–] [email protected] 2 points 1 year ago

Which is good to be aware of, but I don't think they'd want your image exif data.

[–] [email protected] 14 points 1 year ago (1 children)

Rule #1 in internet privacy: don't assume best intentions of anyone. Just because it is open source does not mean whoever hosts the instance didn't modify the source.

[–] [email protected] 2 points 1 year ago (1 children)

Good point. I'm just now getting to this thread to see all the replies, so I bet I'll find some answers on how to do it via my android

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[–] [email protected] 2 points 1 year ago (1 children)

But it is an open source project and the developers views are strongly in favor of privacy, so yeah you can self host it or check the source code. But I think it's safe to assume they didn't program it like that.

Note that people who host an instance theoretically change it, but still I wouldn't worry it'll actually happen.

[–] [email protected] 12 points 1 year ago (1 children)

Depends on how much you trust your instance admins.

[–] [email protected] 2 points 1 year ago (1 children)

Isn't this comment deleted for you too? (I replied twice by mistake)

Anyway, yeah I completely agree. But as I replayed to a user at my other reply:

I don’t believe that, assuming an average person host an instance, the host will want some random people metadata from photos. It’s not big corps that process every bit of data they get.

[–] [email protected] 3 points 1 year ago (1 children)

No, it's not deleted for me. I had the same problem as you. I replied twice, immediately deleted one, then had people responding to both and telling me that I replied twice.

It's really scary that deleting comments doesn't work 100% of the time. And it's ironic, given the topic of this discussion is privacy. Not being able to guarantee that your comments can be deleted 100% is a huge privacy concern. It might even be illegal in Europe, but idk.

[–] [email protected] 4 points 1 year ago (1 children)

The deleted comments don't get deleted too tho. The last edit is saved on the server anyways, so if you really want to delete something, edit it first and then delete it.

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[–] [email protected] 6 points 1 year ago (1 children)
[–] [email protected] 4 points 1 year ago (1 children)

Yes, big platforms have stripped this for years. It is in their best interest to do so.

[–] [email protected] 2 points 1 year ago

Well... Ever since I left reddit I'm not just lurking around. I feel compelled to participate as a fuck you to reddit. Didn't know they did that

[–] [email protected] 5 points 1 year ago

Apologies on the delay!!! Work happens. Good to know that is covered.

[–] [email protected] 3 points 1 year ago (3 children)
[–] [email protected] 5 points 1 year ago

Just guessing based on this open issue, kbin has not done this yet.

[–] [email protected] 2 points 1 year ago (1 children)

Look at who you responded to. It's one of the usernames you pinged. Just saying πŸ™‚

[–] [email protected] 5 points 1 year ago (8 children)

I think that's a kbin thing, where any time you reply to a comment, your comment includes an @ to that comment's author. I think the only one they intended to "ping" was butterface

[–] [email protected] 2 points 1 year ago

Buttercheeks!

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[–] [email protected] 2 points 1 year ago

I looked at kbin before going with lemmy... So not sure what kbin can do

[–] [email protected] 57 points 1 year ago (2 children)

Great question, but also better to remove it yourself just for the peace of mind.

[–] [email protected] 7 points 1 year ago (1 children)

How do I remove Metadata from my pictures?

[–] [email protected] 8 points 1 year ago (1 children)

On windows, if you check the properties of the file, there’s a button to remove metadata.

On iPhone, if you go into your photos and drag a photo up, you can click β€œadjust” and remove or edit the location and time/date (it will still have camera data).

[–] [email protected] 4 points 1 year ago (1 children)

Thanks. How would I do it on an Android phone?

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[–] [email protected] 5 points 1 year ago

Yep, safest route is to be cautious and do it yourself if it is enough of a concern.

[–] [email protected] 18 points 1 year ago

Just to be sure you should always remove information, you don't want on the internet, by yourself.

I always have most metadata storage disabled on my smartphone. Good way to prevent leaking of a location stored in images.

[–] [email protected] 14 points 1 year ago (1 children)

Follow-up question: how one removes the metadata from a picture or archive ?

[–] [email protected] 9 points 1 year ago

Using tools like meta data cleaner from flathub and other tools have the feature built in. Also like with main social media it does it when uploaded

[–] [email protected] 9 points 1 year ago* (last edited 1 year ago) (3 children)

Take on step further and also disable capturing location from the camera app. But also additionally remove metadata before uploading.

BTW we are waiting for your pupper's picture OP.

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[–] [email protected] 8 points 1 year ago (1 children)

I would suggest getting to the root of the issue and disable it on your camera app.

[–] [email protected] 2 points 1 year ago

On to look at the Google app to see if there are settings for it

[–] [email protected] 8 points 1 year ago (1 children)

That is an absolutely amazing question that I'd also like the answer to.

[–] [email protected] 7 points 1 year ago

I did a test upload of an image I knew had location data and it appeared to be stripped when I viewed the post. That being said I'd like a definitive answer and I do agree with everyone saying, the only way to know for sure is to do it yourself.

[–] [email protected] 5 points 1 year ago (1 children)

If sharing from iOS, you can chose to strip the information when sharing.

The language on the toggle however suggests the metadata is only shared when using AirDrop.

[–] [email protected] 3 points 1 year ago (1 children)

On Android, you can use Scrambled EXIF or Image Pipe through the share menu, or through file selection.

[–] [email protected] 5 points 1 year ago (1 children)
[–] [email protected] 3 points 1 year ago

That's sweet; now I just need to remember to use it.

[–] [email protected] 3 points 1 year ago (2 children)

I'm not sure anyone would want to steal your butter.

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[–] [email protected] 3 points 1 year ago* (last edited 1 year ago)

I'd disable attaching metadata to pictures in your phone setting in the first place, especially location.

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