SMS is like e-mail in the 80s: no authentication, no encryption, and everything can be snooped. In contrast, e-mail itself has gotten several upgrades that at l

SMS is like e-mail in the 80s: no authentication, no encryption, and everything can be snooped. In contrast, e-mail itself has gotten several upgrades that at least try to mitigate these flaws. It is possible to run your own e-mail server, the problem is how much of your life you want to dedicate to getting a static IP address off the major spam blocklists, troubleshooting myriad delivery issues, and generally keeping the whole thing running.