Which phone on the market has the best hardware sexurity?

Calyx is a privacy group, they are legitimate. I would suggest using the RiseupVPN.

Do you not know how communication through servdrs that run proprietary software works?

Telegram is free to censor whoever they want.

If you don’t like it, host your own messaging service. If you use specifically Telegram expecting total freedom and privacy, you are gullible or ignorant.

Start a SimpleX group chat.

It’s exclusively my phone number using Cheogram app from F-Droid. I paid for 2 numbers, one number is for bank and credit cards, I use that number to call financial places or verify login. My other number is my personal number and for Molly/Signal, etc.

Since JMP only requires XMPP, a federated service, it’s essentially an anonymous phone service, and if you travel internationally, you connect to wi-fi in a different country and can make local calls to anyone back home.

All it is is a VoIP number, and some services detect a VoIP number and require a cell number, but you can port your cell number to JMP, you don’t have to have a new number from JMP.