>>1329091>What kind of computer do I buy? system76.com https://puri.sm>Linux?yes. With an encrypted partition. And if you're gonna use Linux, it's good to get familiar with the terminal. Here's an introduction:
https://odysee.com/@DistroTube:2/beginner-s-guide-to-the-linux-terminal:8Also look into
https://distrowatch.com/table-mobile.php?distribution=tails>Tor browser?only if you're using a regular VPN to mask the fact that the you're using Tor, as using Tor regularly immediately gets you put under closer scrutiny. Make sure the VPN is not owned by an Israeli company.
>Can I still use my wifi?I generally advise against using WiFi at home if you can help it, for reasons of not only security and privacy but reliability.
>What kind of email do I use?Avoid Big Tech. Beyond that, if the people in your org are serious, you should just encrypt all your comms using gpg.
>How do I instant message people?As a baseline, anything that asks for your phone number is not to be trusted.
Beyond that, check out
https://www.securemessagingapps.comAgain, anything actually sensitive should not be sent in plain text, but as ciphertext using gpg.