Pi Hole Extended - Part 2

In the previous post in this guide I covered how to make a router and filtering DNS server. In this second post I’ll cover updating, preventing DNS over HTTPS, extra filter lists and forcing all DNS traffic through your filter (such as Kindles and Chromecasts). »

WhatsApp Link Proxy

WhatsApp has been in the news recently for having a serious Remote Code Execution vulnerability exposed. If you haven’t yet then make sure that you update your apps, although unhelpfully the security fix wasn’t mentioned in the release notes. »


Unless you’ve been hiding under a rock for the last month, you will have heard of something called GDPR. The irony of getting so many emails due to a law designed to reduce the amount of spam you receive is a good example of the cobra effect. »

TfL WiFi Monitoring

If you’ve been using the London Underground recently then you may have seen one of these posters about WiFi data collection. »