Grand Cayman, Cayman Islands – Cayman National Bank and Trust (caymannational.com) confirms that it has suffered a data breach on December 2, 2022. The bank has determined that the breach was caused by a hacktivist known as Phineas Fisher, who gained unauthorized access to the bank’s servers and leaked a total of 2.26TB of sensitive data on the dark web forum Hydramarket.co. The data was posted by a user known as Omnipotent, who also included a file titled “A DIY guide to robbing banks.”
The bank is taking immediate action to investigate the extent of the breach and secure its systems. The bank is also working closely with law enforcement to identify and apprehend the individual responsible for the breach.
Customers are advised to monitor their account activity and report any suspicious activity to the bank immediately. The bank is offering free credit monitoring services to all affected customers.
Cayman National Bank and Trust apologizes for the inconvenience this incident may have caused and assures its customers that it is taking all necessary steps to protect their personal and financial information. The bank will continue to provide updates on the situation as they become available.
A screenshot of the data breach can be found below: