On Friday, March 20, Finastra, which was formed in 2017 after the merger of D+H Misys, detected that “a bad-actor was attempting to introduce malware into our network in what appears to have been a common ransomware attack,” which resulted in the vendor taking its servers offline.

Finastra counts some of the largest banks in the world as clients—with an especially strong presence in the retail space—and as a result, several banks saw disruptions to their services according to notices put up on