I’ve had a rant on social media about this, now it’s time to collect that information somewhere a bit longer lasting. There’s a lot of FUD about #KRACK or #WPA2KRACK, the Key Replacement AttaCK affecting WPA2, so I thought I’d share some thoughts on it.
The most important thing people need to know is, there’s not actually much you need to do or worry about. Follow current best practises, and you should be fine. Nothing much should really change for most people.
The basic summary of what has happened is, most WiFi networks are protected by WPA2-PSK or WPA2-Enterprise. As of today, WPA2 can now be cracked. Network traffic on WPA2 protected networks can be read and have data injected in to it. A lot of FUD news articles will be telling you to panic and all WiFi in itself is broken. In the wise words of The Hitchhiker’s Guide To The Galaxy, don’t panic. WiFi itself isn’t broken. Continue reading