Rascals are always sociable, and the chief sign that a man has any nobility in his character is the little pleasure he takes in others company. Arthur Schopenhauer

If you’re one of those people that still use Blackberry phones with BB10 OS (for good reasons, they are still amazing phones), you’ll notice that it’s impossible to connect to some HTTPS websites because the DST Root CA X3 certificate expired. Download the ISRG Root X1 in pem format, copy it to your Blackberry phone, tap on it and install it. After that, go into Settings -> Security and Privacy -> Certificates, scroll down, select the DST Root CA X3 certificate and uncheck the Trusted box.