I use GrapheneOS and love my privacy. However, I am not as knowledge in regards to simcards.

My family needed to get a new simcard while abroad and I was hesitant to get a new simcard and preferred to ‘hitchhike’ on a family members internet thearing so he could get a simcard instead of me.

It left me with the choice to:

  • Get a Sim card
  • Get an e-sim
  • Let a family member get a simcard and hitchhike from their internet. (Internet hotspot thearing)

My question: Was my worry in vain and I could actually get an e-sim/Sim or did I do it correctly, making someone else get a Sim and share the internet to me? :P

What I’m worried of, is that I’m currently outside EU and I don’t want any weird hacking attempts towards me from the government. There are a lot of protests here, quite violent ones at times too, and I am aware that governments usually use stingrays or equivalent devices to identify or stalk people of interest.

  • Salamander@mander.xyz
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    2 days ago

    Depending on where you are travelling to and from, you can often get an anonymous prepaid SIM card. That is what I do: buy one with cash, put it into a MiFi router, and only switch it on when I need internet. That way I stay off the records of whoever else is with me and I am not relying on their identity as a shield. I have not found an eSIM provider that gives me the same level of anonymity, so I have avoided those.

    If you really have to register a SIM with your identity, it depends on the situation. For example, if you buy a SIM in the EU, activate roaming, and then use it in Mexico, the Mexican authorities can’t instantly demand your subscriber info from the EU. On the other hand, if you or your family buy local SIMs while showing ID, then travel together and check in to hotels together, it makes little difference whose SIM is whose. For Mexico specifically, you can walk into an OXXO store, pay cash, and get a prepaid SIM with a data package, no ID required. Many countries have similar cash options so you check ahead of time.

    About whether the worry is justified. The type of surveillance you mention, such as stingrays, requires both strong capability and strong motivation. If a government wanted to, they could stop your entire family at the border before you ever left. But from what you describe, you are just a foreigner who might pass by a protest. That is unlikely to trigger the level of targeting you are thinking of.

    Still, I would not call it “in vain.” Building habits that protect privacy and understanding how information flows is always useful. But if you can get a prepaid SIM anonymously with cash, it is usually a cleaner option than tethering from family.

    • utopiah@lemmy.ml
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      16 hours ago

      get an anonymous prepaid SIM card. That is what I do: buy one with cash

      Don’t they normally ask for ID? I know in France for example it’s typically not possible to buy a SIM without presenting an ID first. That wasn’t the case few years ago but not it’s common practice, if not mandatory.

      • monovergent 🛠️@lemmy.ml
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        3 hours ago

        Same in Germany, but thanks to roaming between EU states not incurring extra charges and Netherlands not asking for ID at the time, one could just cross the border to pay in cash, or order a Dutch LycaMobile SIM pseudonymously.

      • Salamander@mander.xyz
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        15 hours ago

        I am not sure about France. When I search online, I often find resources stating “Yes, ID is required”, even for the countries where I know that I have bought SIM cards with cash. Well, the SIM is usually free and what I pay for is the top-up code.

        I would imagine (but I’m not sure) that if you try to buy a SIM card at an airport or at an official store from a large telephony provider you are more likely to get asked for an ID. I find them in shops that have signs with the names of smaller MVNOs. Something like what is shown in this image that I found online, where you can see signs of ‘Lyca Mobile’ and ‘Lebara’:

        But, your mileage may vary. Probably some locations are more strict than others.

          • Salamander@mander.xyz
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            4 hours ago

            That’s a very interesting resource!

            Actually, the countries where I have been able to purchase anonymous SIM cards are in the list “As of 2021, the following countries do not have mandatory SIM card registration laws”. So, it appears like I just happen to have been lucky and I should not make this as such a general recommendation…

            Funny, about Mexico it says:

            Countries expected to implement mandatory SIM registration in 2022: Philippines, Mexico.

            I can at least confirm that I was not asked for ID when buying SIM cards last year in Mexico.

            I just looked it up and found the proposed law for Mexico on Wikipedia. It was struck down in 2022 as unconstitutional.

            So, then, I really have no anecdotes to say that it is easy in places where it is formally illegal.