The problem with any type of hardware/usage like this is that it's susceptible to offline attacks, which widens the attack surface greatly. A better way to do this would be to encrypt any data that you need to store on the card. And an even better way would be to communicate with a server and have it validate the transaction.

This is just how DNS works, nothing interesting to see here.

Obviously they've just decided to start charging for it, unless I'm missing something?

It was a free service, and now it's not.

Not sure exactly what this is supposed to do.. but if it's supposed to log you out of each website when you get an "OK"... it doesn't work.

Might be worth looking at this[1], Y Combinator open sourced their Sales Agreement last week.

[1] https://news.ycombinator.com/item?id=9035256

You can't.

This looks like it was already solved in the thread?

Unfortunately it isn't.. the solution about "They throw granades etc..." was just a joke

That still doesn't mean you're the first.

I've seen this at 2 Apple shops in Vic, Aus too.

*.rs