Serious IT Breach at Wisag, German Aviation Services

June 28, 2023


Wisag, a German aviation services provider suffered a serious IT breach on Jan. 27. Operational business continued, but the processes were severely disrupted for about a week. Wages for 55,000 employees were paid late. Wisag board member Michael Wisser publicly insisted at the time that he would not allow himself to be blackmailed by criminals.

It’s not clear if it’s linked to the Mabanaft breach.

Incident Date

January 27, 2022


Estimated Cost

Operations disrupted for a week

Type of Malware

No Malware identified

Threat Source

No threat source identified