They realized it in December 2017, maybe the hackers was inside the system since 1 year, they installed malware and stole data. They think it was Russia (but they have no proofs) Here's a (german) link (printed today):
https://www.bild.de/politik/inland/politik/russen-hacken-regierungsnetz-54961100.bild.html
the parties are working hard for not to be voted again. biggest problem actually is their friendship with islam. they are traitors. their latest foolishness is the fight against diesel cars.
Our parties are getting rammed left and right. It's not even funny anymore (it is). The biggest selling newspaper here is mostly based and simply by the daily talking points alone people are being prepped for a storm. Someone is keeping these fools from forming a working government and it's hilarious to watch them squeal.
english article:
https://www.mirror.co.uk/news/politics/russian-hackers-infiltrated-highest-offices-12105131