When all that's needed for a first start at a move to better security for users is any phone running a stock BSD/Linux kernel with a physically separate baseband hardware (Librem and Pinephone have released first generation PoC phones that attempt this)... The questionable "Secure Phone" industry plans to release yet another questionable phone, formerly called the "RedPill Phone", and the second phone to have initially aligned itself among the politicial right... https://www.unplugged.com/upphone https://www.technologyreview.com/2022/08/19/1058243/erik-prince-wants-to-sel... BlackPhone, Anom, McAfee phone, IntactPhone, and too many more to count... all failed or spies. Plenty of crypto crowdfunding exists to do a more secure phone. The only question is when will you do it.