Among the airports affected were Düsseldorf, Nüremberg, Erfurt-Weimar, and Dortmund. The websites were unreachable or flagged up failure messages. The websites of the biggest airports, in Frankfurt, Munich, and Berlin, were operating normally.

The compromised information included Deezer users’ dates of birth, email addresses, genders, geographic locations, IP addresses, names, spoken languages, and/or usernames.

German authorities are reportedly hoping to assign Arne Schönbohm a new role rather than remove him outright, as provisions of the civil service law place limitations on the firing of public servants.

The new measures involve promoting cyber resilience among small- and medium-sized enterprises. That would apply to "critical infrastructure," businesses involved in transport, food, health, energy, and water supply.

As the Russian army pushes deeper into Ukraine and hackers take down government websites in waves of cyber attacks, the security of Ukraine's power sector has been thrown into question.

Germany's state-owned vehicle fleet, which provides chauffeurs for parliamentarians and is run by the Bundeswehr military, has been hacked.