The agency said it has refused to pay an unspecified ransom amount demanded by the miscreants.

Operations restored with minimal damage

Upon investigating the system outages that occurred on August 24, the agency determined that an unauthorized actor was able to gain access to certain parts of its computer systems and encrypt access to some data.

In response, the agency disconnected systems from the internet. That, and the ransomware attack itself, affected Port services including baggage, check-in kiosks, ticketing, Wi-Fi, passenger display boards, the Port of Seattle website, the flySEA app, and reserved parking.