The military does tons of stuff over public networks, the key is using vetted hardware and their own VPN and communication tools which allows complete control over recipients.
No random unaudited consumer devices which might have various exploits known to outsiders, which might fall into the hands of spies, and which DEFINITELY does not have any active security monitoring.
Absolutely right. Messages of the type they sent should never be on a public network whether they are encrypted or not.
The military does tons of stuff over public networks, the key is using vetted hardware and their own VPN and communication tools which allows complete control over recipients.
No random unaudited consumer devices which might have various exploits known to outsiders, which might fall into the hands of spies, and which DEFINITELY does not have any active security monitoring.