Privacy for me has been incredibly rewarding, but when talking to people who haven’t been introduced to privacy, there are occasionally some moments that make it exhausting. One conversation in particular is one that I’ve had to go through dozens of times, and it always goes along these lines:
- Alice: Why is your phone in airplane mode? / What’s your phone number?
- Bob: I don’t have a carrier.
- Alice: But you have a phone.
- Bob: Yes.
- Alice: How do you not have a carrier?
- Bob: Phones can come without a carrier.
- Alice: What do you use it for?
- Bob: Everything you use yours for.
- Alice: How do you talk to people?
- Bob: Messaging apps over Wi-Fi.
- Alice: What if you don’t have Wi-Fi?
- Bob: Public Wi-Fi is everywhere. If I don’t have Wi-Fi, I likely don’t need to get in touch.
- Alice: What about emergencies?
- Bob: I can still contact emergency services.
Each time it happens, it has a unique flavor. One person accused me of lying and then fraud. I know people are just curious and don’t mean to be rude, but it makes me die a little inside every time someone asks. I’ve begun trying to sidestep the conversation entirely:
- Alice: Why is your phone in airplane mode?
- Bob: To save battery.
or:
- Alice: What’s your phone number?
- Bob: You can contact me with an app called Signal.
People seem to think that a phone automatically comes with a carrier and that it’ll stop working if you don’t have one. In reality, I’m saving hundreds of dollars per year while avoiding spam, fraud, breaches, surveillance, and being chronically online. People have a hard time coping with those who do things a little differently.
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I generally keep my privacy habits to myself, but if someone asks I will tell them. It’s always better to try with a chance of getting them interested than not to try at all.
I have shared and exposed my close friends to it and they use signal with me
Jup. I made that conclusion too.
However one time two friends asked me about secure messengers and I reluctantly gave up that I used Signal. Since then everyone in my closer friend circle suddenly had Signal.
Just keep in mind that the purpose of Airplane Mode is to prevent transmission. Your phone might still be receiving signals like GPS and WiFi SSIDs, which it can record to be transmitted later.
If you really don’t want to be tracked, leave it home.
Or own your device with a custom rom.
At least by turning on airplane mode they cannot track your location.
Do you use your phone for navigation when driving? Any good app recommendations for navigating without cellular data?
*Cycling, but yes. I use CoMaps.

Hopefully they can be overhauling UI to be much better. Would be cool if they made calls to wider community for UI people to come in to help out
Herewego works offline.
Privacy but using public WiFi?..
My devices distrust any network, and I always use a VPN. It’s obviously not my first choice, but it can still be done safe enough.
If the wifi has firewall blocking non web ports, do you have a solution for those cases?
Mullvad VPN and others have “obfuscation” methods to mask your traffic as regular web traffic. If those don’t work, I can always connect to a proxy or Tor as a plan B, or see if any other Wi-Fi networks are available. I’ve never had this be an issue, but there are certainly options available.
I don’t have mullvadvpn but I use a different vpn that has obfuscation and I have tried every single setting within it but somehow some networks can still detect the vpn no matter what I try. I am not sure how they can do this.
I’m someone who likes to walk the path less traveled in general. And in general I’ve found that people don’t respond well to such things. Especially when you explain them in dept. “Oh they choose to be different huh? => let’s ridicule them to cover up our own insecurities”
I’ve learned through trial, error and ridicule that people need to earn the right to an explanation to these matters.
I’m not gonna explain to Joe Shmoe that I use Linux because I’m doing my part in not giving the uprise in fascism the steady flow of data they want to increase their influence over the world.
They’d never understand. They gotta earn that by proving they care about the topic.
Yeah something like “Nun of yer business.” works well.
Never explain yourself to people who don’t want to hear the explanation.
For nicer people something like “Its probably boring to you.” can work well. If they insist they can’t complain. :D
I thought you had to have a phone number to use Signal.
Could have a voip phone number
I don’t know how to get one and shouldn’t have to, just to use an app like Signal. Why isn’t there one we can use without having to give them a phone #?
Just use matrix or xmpp. Signal is centralized. If they stop offering the service it’s gone forever.
There’s always a compromise between security and accessibility. Signal is nice in that it’s pretty secure while also being acceptable. More secure options aren’t very accessible to the average person.
Signal does not care about anyone who does not use android or ios and offers no official way to create an account without them. I wouldn’t call that accessible.
“Universally accessible” is not a synonym for “accessible.”
That seems like a better idea, but it 's the same old problem where you’d have to get the people you want to communicate with to switch from Signal to that.
No. Not any more.
Edit: Sorry apparently you still need a number for the registration.
Public wi-fi is definitely not everywhere, but yeah, either you take joy in sharing the knowledge you have or you end up being a bit rude to prevent being asked.
That’s going to be highly dependent on where you live. In Tokyo I easily got around without service for years since there was wifi at every train station and convenience store
Not to be overly pedantic on the internet but something’s availability being ‘dependent on where’ is definitionally ‘not everywhere.’
oh wow. mine actually is airplane mode to save battery. TIL.
I would not be comfortable not having mobile signal. Public WiFi is not going to cut it. Even a 0.00001% chance that I’d miss an important call from my partner is no bueno for me.
You can still purchase an external cellular hotspot, which will be more private than a phone carrier.
Would using an old phone as an external cellular hotspot be almost just as private as using an application specific device?
I just looked at the video and wondered that since there kinda expensive (also I wouldn’t be able to use the calyx hotspots since I don’t live in the US)
There’s a bigger security risk because of a larger attack surface, and naturally phones can collect a lot more data than hotspots, but it depends on your threat model.
I guess it could be a decent consideration if I can find a way to anonymously get a sim, not really much point otherwise.
Even a 0.00001% chance that I’d miss an important call from my partner is no bueno for me.
Yikes. I can’t imagine having this level of anxiety about being out of contact.
I wouldn’t say it’s an anxiety, I’d say it’s a cost-benefit analysis I’ve done and decided that having cell service to catch a potential emergency call is more important to me than that one extra level of privacy like OP. Hell, I don’t want to miss a call even if it isn’t an emergency. I love my partner and want to talk to them any chance I can get; if they’re calling I want to answer.
I’m happy for you.
I think you dramatically overestimate both the cost of missing a call, and the benefit of not missing a call.
That said, it sure is convenient.
I think you drastically underestimate how much I love my partner.
No doubt.
I’m sure you’ve got multiple backup carriers and a satellite phone with you at all times to ensure that 99.99999 uptime, which translates to about 4 seconds of downtime a year.
But surely you weren’t exaggerating that part too.
Of course the %age I used was an exaggeration. Sorry, was this conversation being driven by the assumption that it wasn’t? I exaggerated to make my point.
And yet you decided to continue this thread by saying that you weren’t exaggerating.
I could probably have my phone on airplane mode all the time and no one would notice, I never pick up anyones calls to begin with.
phone is the new cigarettes for me. I was a long hair but never smoked. People would ask me for a smoke and I would say I don’t smoke and I would usually get a glare. Like I secretly had them on me. Just the other day someone asked if I could call their phone because I lost it and I said I don’t carry my pone when I walk the dog because im so close to home (I do not). Businesses want me to do something with an app and Im like I don’t use a smartphone (I have one for work but since I would not get one for personal reasons as far as im concerned I don’t have one because I don’t want to use it like that. I will use it as a camera but not to scan qr codes).
I considered this option, but public WiFi is not ubiquitous enough here (in France) for my usage, and I believe a SIM card is absolutely required even for emergency services, which is what ultimately turned me off the idea.
in France
My heart goes out to privacy enthusiasts in France. You guys are really going through it right now.
you can use services like jmp.chat to get a reliable number anonymously for verifying anything that requires one
So… I’m kind of in the same situation but mine is actually by mistake. Namely my SIM somehow (OK maybe I tinkered with eSIM a bit much… anyway) works for data and SMS but not for calls. I tried to fix it a bit… then honestly I like it without. Most of the calls I received are not important, nor urgent, and the few that are can leave a message or an SMS.
I stopped relying on my phone for calls entirely and I like it.
When I tell people it doesn’t work they just shrug it off and always find a way to contact me without making a big deal out of it.
I still like having a SIM though if only to
- check where I am on a path the first time I get there
- know if the person I’m meeting might be late
- warn if I’m late on the way to somewhere
but typically my phone works well entirely offline (e.g. I do not stream music, I have actual files on my phone) so I understand.
Honestly in your shoes I’d gauge the person, if they are potentially interesting enough to explore the topic with curiosity, I’d be honest. If I just want to move on because they seem obtuse I’d keep it to the minimum.
I achieve the same by disabling VoLTE and VoWiFi and setting the phone to LTE only in
*#*#4636#*#*.I love these service menus.
*#*#3646633#*#*has so much stuff to permanently screw up on some MediaTeks. But also some useful ones like selection of frequency bands, or even specific frequency and cell id.
But yeah, some settings can persist factory reset, and some may even be illegal like Tx tests (verified that it does transmit garbage on selected frequency with SDR) or IMEI change. Not all settings are on all devices, and they may even be partially broken.But yeah, these settings are don’t touch it for the most part (some are just huge lists of undocumented variables). Some don’t even seem to be resettable from the menu, I mean menus where you select one option, but by default they are unset. And the band mode selection on Moto G54 5G was… interesting. Rather than a nice selection menu, you can type in a number and select to add or remove it from a vector variable for 4G and 5G. Of course, nowhere does it list valid options or give a reset button.
And lastly a thing that serves me as a warning for future, when I was playing around with a leaked service program for some Realtek Ethernet adapter, I found out what eFuse memory is. There is no going back.
If you didn’t yet might want to play with Precursor
that first number singlehandedly helped me fix my mom’s phone. for context, 5g reception is quite mediocre where i live (especially if you’re on att, which my mom thankfully isn’t on). i went to network settings: no band toggle. i opened android’s advanced network settings menu: tried to gaslight me that this phone doesn’t have 4g (i know damn well it does). finally, that first number in your comment that opens
HiddenMenu, showed an entry called “NR debug” or something like that. and there it was: “Disable NR”. her phone is so much faster now, but idk how long that will persist since some phones change this shit behind your back after like a week.rant
to all the carriers and phone manufacturers: JUST GIVES US THE BUTTONS AND KNOBS. WE KNOW WHAT WE ARE DOING AND FORCING US ON YOUR INFERIOR NETWORK IS NOT GOING TO CONVINCE US IT’S BETTER. 5G/NR IS JUST FUNDAMENTALLY A BAD IDEA TO USE FOR CELLULAR TELEPHONY. i miss the days of lte for internet, gsm/cdma for calls, like it was in 2019 and earlier. modern phones and vintage phones worked alike, and volte was merely an optional enhancement.
5G is fine when comparing with 4G. Just a step up. My issue with them is rather whatever is going on with VoLTE and VoNR. 2G/3G just worked for phone calls, but now you only get that guaranteed by purchasing a phone directly from the carrier. Hell, some carriers even blacklist or whitelist devices just because.
And in Australia phones are now getting blocked completely, even if they worked with VoLTE because the carrier decided they didn’t.. Hugh Jeffrey also made a video about that.
Something I’ve been investigating is setting up a meshtastic node at home with the expansion board. This gives me a 15-20km range for basic signal, which is more than enough for most stuff I want to do, and I can connect to other nodes in the area when needed.
I’d still need to add a temporary eSIM when traveling sometimes, but that can be a temporary thing.
I’ve never had someone ask me for my phone number. They usually ask me to text them, at which point they have my (throw away) number.
Everyone is totally unaware when I’m de-carriered.









