> Access denied due to bad server certificate > You tried to visit:https://adam.math.hhu.de/ https://adam.math.hhu.de/ Bummer. Worked fine on my phone but not

> Access denied due to bad server certificate > You tried to visit:https://adam.math.hhu.de/ https://adam.math.hhu.de/ Bummer. Worked fine on my phone but not on a computer with ZScaler running.