I don’t think there’s necessarily a safest, thats a moving target and everyone’s threat level is different. There’s a number of open source E2EE encrypted messaging apps though and lots of resources comparing their pros and cons. I can try to find you a link a bit later when I have more time if you’d like.
GrapheneOS duress password says hello.
Do you want Skynet? Because this is how you get Skynet.
*an encrypted backup
Face ID does not work if your eyes are closed
And then they hit you with a five dollar wrench until you open them. Not good opsec.
Just know that SMS and regular phone services are inherently insecure and to not use them for any conversations you wouldn’t want broadcasted to the whole world.
Also, the dude who started that company used to work for Palantir. Its not out of the realm of possibility that someone who worked for them saw how horrible they were and decided to fight against that, but they’re a new company and I would be extremely hesitant to trust someone with that track record until they’ve been heavily audited and proven themselves trustworthy.
Most secure option too. I’d never done any kind of custom OS on a phone before Graphene and the web installer made it super easy. Just make sure you have a cable meant for data in addition to charging. I didn’t realize most of the USB-C cables I owned were charging only until I tried to set it up, and I got extremely frustrated why I couldn’t get my computer to recognize anything for an embarrassing amount of time.
You mentioned Graphene in the subject and then didn’t mention it again. Why not Graphene?
GrapheneOS duress password goes brrrrrr.
*a German roadmap to a freer digital life
Bluesky is corporate owned and operated, Mastadon is community owned and operated.
I’ve learned a lot since starting my FOSS journey. 😉 Good advice for novices though.