VPN, part 2

Well, the configuration I’d put together before turned out not to work when I was at a hotel and trying it out. I got distracted and didn’t do anything about it for a while, but today I had some time and I started digging around. Guess what? Someone solved this problem ages ago and someone

So, VPN

A couple weeks ago I read an article about a guy who set up a caching DNS server for his home network on a Raspberry Pi. The main thrust of the article was, “Hey, checkitout, Cloudflare has a public DNS at 1.1.1.1 and they pinky-swear promise not to write down what IP address originated the

Stupid Email Tricks

I’ve been working on adding play-by-email support to my turn-based game server. The first problem I hit was that the PGP signatures on the server’s messages were invalid when I checked them on my email client. This led to lots of debugging and unit tests in my crypto utility. That’s not really wasted effort, but

Once Again, Most Documentation Sucks

I have been having fun, recently, programming a couple of services that run in Google’s App Engine. One thing they do is maintain some data in that cloud’s version of a database, so one of the important aspects of the services is controlling just who, exactly, is allowed to see or modify the data. I’ve

Why Crypto?

I know a few people who are concerned about their online privacy, but who don’t have a good handle on what to do about it. There is always some story about some company leaking private data, or some government spying on people, or some “hackers” stealing information for nefarious purposes. So people are worried, but