Some time ago I stumbled across a HackerOne report about abusing Slacks TURN server for proxy functionality inside their internal network. I found this interesting and decided to take a look at our videoconferencing software at work, which happened to be Cisco Expressway. Since there are currently no public tools available, I developed a tool to help others in testing.

Dockerhub recently removed the autobuild feature for all free users. This means that every docker image that relies on docker hub to auto build the images on new pushes or new releases will not be updated anymore. Users now need to build those images manually and push them to Docker Hub.

Using the MySQL/MariaDB Service with Github Actions

Lately I came across the problem of running cron jobs in a docker based environment when we migrated wpvulndb.com to a docker based install. So how should we execute cron jobs when the application is running with docker or docker-compose?

RHme2 (Riscure Hack me 2) was a hardware based CTF challenge started back in 2016. Although it’s already over you can download the challenges from their Github page.