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Just how vulnerable mobile devices can be is shown by the following news stories:
60 Minutes Segment on hacking your phone(4/17/16)
http://www.cbsnews.com/news/60-minutes-hacking-your-phone/
Video: https://vimeo.com/502350195
How Strangers can hack the phone in your pocket(4/17/16)
http://www.cbsnews.com/news/60-minutes-overtime-how-strangers-can-hack-the-phone-in-your-pocket/
How Smartphones are hacked (Nov 2, 2021)
https://www.csoonline.com/article/2112407/how-to-hack-a-phone.html
1) You should assume that all baseband communications (GSM and CDMA) on any cellphone is not secure. This includes all voice cell phone calls and text messaging. Hostile nation states, corporate spies, foreign intelligence agencies, and some police departments have the technology to intercept, decrypt, listen/read, and store all of these types of communications. They also have the capability to dump all of your contacts, emails, text messages, and stored passwords to their servers.
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