> Ah, but if I use the FB messenger, I probably trust FB enough that I also regularly […] Except if someone sends you a specially crafted message that causes a

> Ah, but if I use the FB messenger, I probably trust FB enough that I also regularly […] Except if someone sends you a specially crafted message that causes an exploit to be triggered which could contact some other site to download malware on your system. * https://www.wired.com/story/facebook-messenger-bug-bounty/ https://www.wired.com/story/facebook-messenger-bug-bounty/ Do a search for "no-click exploits": * https://googleprojectzero.blogspot.com/2021/12/a-deep-dive-into-nso-zero-click.html https://googleprojectzero.blogspot.com/2021/12/a-deep-dive-i... You may trust the authors of the software and how the software acts as intended, but you should also considered unintended / undesired usage.