UPDATED:    April 07, 2025

Port of Seattle Data Breach Lawsuit

Data Breach Summary

Port of Seattle

Who Was Affected
Employees, and contractors
Impacted Data
Name, date of birth, social security numbers (or the last four digits), driver’s license or government identification card numbers, and medical information
Date of Breach
August 24, 2024
Have you been affected by Port of Seattle's data breach?

In August 2024, the  Port of Seattle (the Port), responsible for overseeing the Seattle-Tacoma International Airport (SEA) and Seattle’s maritime facilities, became the target of a cyberattack. This incident compromised personal information from the Port’s legacy systems, affecting employees, contractors, and parking data, though passengers’ information remained secure. Affected individuals are urged to remain vigilant by regularly reviewing their personal information and monitoring their credit reports for any suspicious activity.

Port of Seattle Data Breach Details

The cyberattack, identified on August 24, 2024, caused system outages at the Port, prompting an immediate investigation. Upon detecting the cyberattack, the Port of Seattle immediately took action. Critical systems were isolated, and certain systems were taken offline to prevent further damage.

The Port also brought in cybersecurity experts to assist with the investigation and to assess the full scope of the breach. The Port has since completed their investigation and has begun mailing notification letters to those whose data was affected. Approximately 90,000 individuals will receive notifications, with around 71,000 of them residing in Washington state.

Initial signs pointed to a ransomware attack, later confirmed to be carried out by the notorious Rhysida ransomware group. Rhysida, known for targeting large organizations, demanded a ransom in exchange for not releasing stolen data. The Port of Seattle, however, refused to comply with the ransom demands, which led the group to threaten posting the stolen data on the dark web.

Despite the breach, the Port was able to ensure that crucial systems, including those related to air travel and maritime operations, were not affected. Importantly, the systems of major airline and cruise partners, as well as federal partners such as the Transportation Security Administration (TSA) and U.S. Customs and Border Protection, were not impacted.

The Port is offering free credit monitoring to those affected by the breach. This service will help you detect any unauthorized activity or potential identity theft linked to the stolen information.

What Information Was Exposed?

The data accessed and stolen in the attack was primarily from outdated systems that stored personal information related to employees, contractors, and parking data. This included:

  • Names
  • Dates of birth
  • Social Security numbers (or the last four digits)
  • Driver’s license or government identification card numbers
  • Some medical information

How to Know if You Were Affected

If you received a data breach notification from the Port of Seattle, your personal information may have been compromised. While most victims are officially notified through a “Notice of Data Breach” in the mail, the consequences—such as fraudulent transactions and identity theft—can begin long before the notice arrives.

Steps to Take if You Were Affected by the Port of Seattle Data Breach

Stay Alert for Phishing Scams
Scammers may exploit the data breach by posing as Port of Seattle. Be cautious of unexpected emails, texts, or calls requesting personal information. When in doubt, verify communications directly with the company through official channels.

Monitor Your Credit and Financial Accounts
Regularly check your bank statements, credit card activity, and credit reports for unauthorized transactions. Set up account alerts to detect suspicious activity early. Take advantage of free credit reports and review them carefully for unfamiliar accounts or discrepancies.

Consider Freezing Your Credit
For added security, request a credit freeze from all three major credit bureaus. This prevents new accounts from being opened in your name while still allowing you to use existing credit. You can temporarily lift the freeze when necessary if applying for credit.

Class Action U, in partnership with KO Lawyers, is helping individuals affected by the Port of Seattle data breach explore their legal options. If your personal information was compromised, you may be eligible for compensation.

How Class Action U Can Help

Class Action U is committed to empowering consumers to take collective legal action against corporations that fail to protect sensitive data. By joining a class action lawsuit, affected individuals can pursue compensation efficiently while holding Port of Seattle accountable for their negligence.

Potential compensation may cover:

  • Loss of privacy
  • Time spent addressing the breach
  • Out-of-pocket expenses
  • Emotional distress

A successful lawsuit could also compel Port of Seattle to strengthen their security measures and prevent future breaches. Contact Class Action U today to determine your eligibility for a data breach class action lawsuit and explore the compensation that may be available to you.

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