VPNs solve specific problems
Why This
If one really has to take care of business on a public network, this is the use case for a VPN. Ars Technica pronounces the commercial providers as one big "meh," but this may be a case of the devil you know vs. the one you don't. Need extra safety? Consider rolling your own.
Getting Started
Maintenance mode
CRASH Space Blog Posts
https://blog.crashspace.org/2016/12/one-thing-to-do-today-vpns-beyond-the-hype/ https://blog.crashspace.org/2016/12/one-thing-to-do-today-threat-model-5-how-to-look-for-mitigations/