cross-posted from: https://lemmy.ml/post/12400033 (Thank you https://lemmy.ml/u/Kory !)

I first used Linux about 5 years ago (Ubuntu). Since then, I have tried quite a few distros:

Kali Linux (Use as a secondary)

Linux Mint (Used for a while)

Arch Linux (Could not install)

Tails (Use this often)

Qubes OS (Tried it twice, not ready yet)

Fedora (Current main)

For me, it has been incredibly difficult to find a properly privacy oriented Linux distro that also has ease of use. I really enjoy the GNOME desktop environment, and I am most familiar with Debian. My issue with Fedora is the lack of proper sandboxing, and it seems as though Qubes is the only one that really takes care in sandboxing apps.

Apologies if this is the wrong community for this question, I would be happy to move this post somewhere else. I’ve been anonymously viewing this community after the Rexodus, but this is my first time actually creating a post. Thank you!

UPDATE:

Thank you all so much for your feedback! The top recommended distro by far was SecureBlue, an atomic distro, so I will be trying that one. If that doesn’t work, I may try other atomic distros such as Fedora Atomic or Fedora Silverblue (I may have made an error in my understanding of those two, please correct my if I did!). EndeavourOS was also highly recommended, so if I’m not a fan of atomic distros I will be using that. To @[email protected], your suggestion for Linux Mint Debian Edition with GNOME sounds like a dream, so I may use it as a secondary for my laptop. Thank you all again for your help and support, and I hope this helps someone else too!

  • Throwaway1234@sh.itjust.works
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    7 months ago

    Does Librewolf (RPM) work?

    Have not tested it. I rely on the flatpak.

    I only know that Chromium browsers use userns or setuid namespaces to isolate tabs. This is not allowed by the flatpak seccomp filter (applied for all apps) which is why bubblejail is a thing. But bubblejail is veeeeery alpha, portals, theming, running random binaries etc all broken or difficult.

    Isn’t bubblejail mostly a frontend to bubblewrap? Therefore, is it perhaps possible that, if well-understood, reliance on bubblewrap instead should translate to a less buggy (but indeed harder) experience?

    Flatpak Chromium browsers use zypak instead, which will have a weaker seccomp filter than the tab sandbox in Chromium (because flatpak apps do more than browser tabs and there is only a single filter for them all).

    I’ve often heard that the flatpak Chromium browsers are (somehow) less secure, but never heard why that’s the case. Thank you for offering a very concise explanation on the matter!

    My dream would be to build Firefox, Thunderbird and Torbrowser on COPR (or Github so the Fedora people dont kill me) with hardened configs.

    WOW, that would be awesome! You’ve already found yourself a ‘client’/‘customer’ :P . And I’m sure that a lot of others would be interested as well.

    Longer than on vanilla fedora, or longer than before on secureblue?

    Yes. To be clear, it’s both longer than on vanilla Fedora Atomic and also longer than before on secureblue.

    as did a lot of other people

    Reminds me of this project, I wanted to wait until it stabilized…, but it never got that far 😅. But I hope its maintainer will join team secureblue, if they haven’t yet*.

    He invests hours in that project, look at the “secureblue Chromium vs Vanadium” table its crazy.

    For reference; WOW, we definitely can’t deny their commitment. I feel indebted. Perhaps I should support them 😅. Do you happen to know if there are any other channels besides Github to support them (and the project)?

    • Pantherina@feddit.de
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      7 months ago

      Bubblejail allows to create different seccomp filters per app. This means you can allow the browsers to create namespaces, which fixes that problem. There are tons of problems though.

      Yup needed some time to understand that zypak thing too. I think it boils down to that issue, they will be okay but less secure than possible, so… why not use something else?

      Yeah there are a ton of hardening arguments. Currently I cant build that damn stuff anymore because somehow I have missing build deps that I have installed and added to my path 100%.

      In this repo I collect my mozconfig, and if everything goes well I will use github builder to make RPMs. That would be lit, because I would have all of them hardened, but for v3 and v4 optimized. Put in a directory, do some rpm repo magic and I have my own repo.

      Feel free to help me figure that stuff out. Librewolf has a nice build pipeline, I created a PR to just support replacing the malloc, that would be the easiest and best solution.

      Then fedora firefox and librewolf would allow that, only flathub firefox missing really. Replacing the malloc is a very unsupported case for flatpak though, as the apps should be OS-unspecific.

      • Throwaway1234@sh.itjust.works
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        7 months ago

        Librewolf has a nice build pipeline, I created a PR to just support replacing the malloc, that would be the easiest and best solution.

        That’s very neat! Hopefully it comes through!

        Then fedora firefox and librewolf would allow that, only flathub firefox missing really. Replacing the malloc is a very unsupported case for flatpak though, as the apps should be OS-unspecific.

        But even with the ability to replace malloc, isn’t Firefox still vastly inferior compared to Chromium if security is desired? Or are they actually operating in close proximity of each other in terms of security features?

        • Pantherina@feddit.de
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          7 months ago

          Arguable. Chromium is just horrible to use. No sync, that would require something NOT Brave or Vivaldi to step up. Floccus is overcomplicated, xbrowsersync unmaintained.

          Firefox had core components rewritten in rust too.

          • Throwaway1234@sh.itjust.works
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            7 months ago

            Chromium is just horrible to use.

            Hard agree, except for PWAs; those at least work on Chromium-based browsers.

            But honestly, it’s just very unfortunate that the closest we have to an ungoogled, secure, private and anonymous web browser is particularly platform-locked; I’m indeed referring to Vanadium.

            On the desktop side of things, it’s just a mess; at least in my opinion*. I guess our best bet would be like running Tor Browser or Mullvad Browser in a disposable qube on Qubes OS 🤣. Furthermore, it would have to be connected through their respective network of choice; be it Tor network (and/)or VPN. And, ideally, without additional configuration changes to blend in as much as possible. Which comes down to foregoing your favorite extensions and even not maximizing the app window.

            *sigh*, such a drag…

            • Pantherina@feddit.de
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              7 months ago

              I guess our best bet would be like running Tor Browser or Mullvad Browser

              Those are just Firefox. Using some other routing doesnt improve security.

              Vanadium might be degoogled and not send critical platform data, but it is not fingerprint resistant afaik.

              On mobile, browsers cant really be that though. On Desktop there only is ungoogled Chromium which is a beginning. But especially secureblue doesnt use it for some reason.

              • Throwaway1234@sh.itjust.works
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                7 months ago

                Those are just Firefox. Using some other routing doesnt improve security.

                Never said or implied they were. Security is achieved through

                Tor Browser or Mullvad Browser in a disposable qube on Qubes OS

                Tor and Mullvad are only for preferred for the sake of anonymity as every user runs the exact same config on the same type of network.

                Vanadium might be degoogled and not send critical platform data, but it is not fingerprint resistant afaik.

                Hmm, you might be right. TIL. Thank you! Somehow, I was having high expectations for it… *sigh*

                On mobile, browsers cant really be that though.

                Do you happen to know why that’s the case?

                On Desktop there only is ungoogled Chromium which is a beginning. But especially secureblue doesnt use it for some reason.

                If I recall correctly, ungoogled-chromium has (at least in the past) been slacking on security. Don’t know if that’s still a thing though.

                • Pantherina@feddit.de
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                  7 months ago

                  QubesOS is interesting, I think overcomplex but needed until better systems are in place. Bubblejail would be an alternative that runs on normal hardware.

                  I dont know how resistant Vanadium is, it for sure doesnt send critical data, but screen size, hardware specs etc cant be not send without having no GPU acceleration and a letterboxed screen.

                  mobile browsers have limited screens size and every SOC has a different GPU basically. So if you avoid hardware rendering, you would still need to pretend to be the smallest phone comparable, and pixel density etc. may still be different.

                  Ungoogled Chromium is a set of patches. These should totally be applied to Secureblue chromium, but currently it is saving effords by just using Fedora chromium and a few policies.

                  • Throwaway1234@sh.itjust.works
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                    7 months ago

                    First of all, apologies for the late response. I had written a response, but something happened before I sent it and the cache of my phone wasn’t able to recollect my writing. I got so discouraged by this that I didn’t bother with it right away.

                    QubesOS is interesting, I think overcomplex but needed until better systems are in place.

                    Well said!

                    Bubblejail would be an alternative that runs on normal hardware.

                    I hope Bubblejail will indeed reach the level of sandboxing solutions we find on e.g. mobile devices. Though, a lot of work has to be put into portals (and others) before a feat as such is achieved.

                    I dont know how resistant Vanadium is, it for sure doesnt send critical data, but screen size, hardware specs etc cant be not send without having no GPU acceleration and a letterboxed screen.

                    Would you be so kind to elaborate upon the bolded part? I’m simply unaware of the link between GPU acceleration and protection against fingerprinting.

                    Furthermore, just to be clear. I would like to retract my earlier statements that I’ve made regarding Vanadium and that were negative in nature. While there’s definitely truth in the fact that it does not provide fingerprinting protection (or spoofing) like what we find on Firefox (or Brave), but they have spoken out their ambitions and intentions to improve that. It’s simply that they haven’t put a lot of resources yet to the cause. And this is not for saving efforts or whatsoever, but rather because they intend to offer a more robust solution (eventually). We should also not disregard that, as is, GrapheneOS does offer some level of anonymity (in combination with best practices; i.e. VPN etc) merely by the virtue of only a select number of devices being supported by GrapheneOS and thus if two users are in relatively close proximity to one another and have their VPNs enabled and use the same device with GrapheneOS, then it might be hard for others to distinguish them from one another. Finally, at least regarding this topic, I don’t see them implementing letterboxing as we find on Firefox (as screen sizes are small anyways and only select number of screen sizes exist anyways, because only few devices are supported). Thus, as screen dimensions are not obfuscated, there’s less need to obfuscate the GPU in the first place.

                    mobile browsers have limited screens size and every SOC has a different GPU basically. So if you avoid hardware rendering, you would still need to pretend to be the smallest phone comparable, and pixel density etc. may still be different.

                    You may find some of my thoughts in the previous paragraph.

                    Ungoogled Chromium is a set of patches. These should totally be applied to Secureblue chromium, but currently it is saving effords by just using Fedora chromium and a few policies

                    Is it strictly beneficial for security? IIRC, privacy is (unfortunately) not regarded as a design goal for secureblue.

                    Btw, apologies if my sentences were more convoluted and confusing than they are otherwise. Thank you for your attention and consideration!