Ukraine at D+421: Reviewing the cyber phases of Russia's hybrid war.

"..The European air traffic control agency, Eurocontrol, reports that it's under cyberattack by Russian actors. Eurocontrol's site has a terse account of the attack, which appears to be of the familiar distributed denial-of-service variety. "Since 19 April, the EUROCONTROL website has been under attack by pro-Russian hackers. The attack is causing interruptions to the website and web availability. There has been no impact on European aviation." The Wall Street Journal reports that KillNet has claimed responsibility.

(Added, 10:15 PM ET, April 21st, 2023. Several industry experts wrote to advocate the importance of air-gapping. David Mitchell, Chief Technical Officer at HYAS, writes to advise revisiting the value of air gaps. “It is important for critical OT systems like Air Traffic Control, power & water to be air-gapped from other IT systems. . ." ( Read More . . )