The majority of shipboard systems, including vulnerable wireless systems which can be penetrated from 20+ miles away, share a common backbone. This backdoor allows an intruder greater control over shipboard comms which is critical to maximizing the delay between penetration and discovery. Link to original article: Backdoor Will Not Be Patched

“Someone had hacked into the systems of the company and planted a small virus. They would then monitor all emails to and from people in the finance department. Whenever one of the firm’s fuel suppliers would send an email asking for payment, the virus simply changed the text of the message before it was read, […]