Riverbay Corp Data Breach Exposes Social Security Numbers

On May 21, 2025, Riverbay Corporation, the management company for Co-op City in the Bronx, discovered unusual activity within its information technology network. Immediate action was taken to isolate and secure their systems. With the help of a third-party cybersecurity firm, Riverbay launched an investigation and notified law enforcement. The investigation revealed that an unauthorized party had gained access to Riverbay’s IT network and systems over a month-long period, from April 21, 2025, to May 21, 2025.

By June 2, 2025, it was confirmed that the unauthorized party had accessed and/or acquired files from certain computer systems. The breach potentially involved a broad group of individuals, including Co-op City shareholders and applicants, current and former Riverbay employees, and residents whose information was provided by a shareholder.

The types of personally identifiable information (PII) exposed in this incident include names, Social Security numbers, bank account numbers, and routing numbers.

The full details of the incident, including the official notice to consumers, are available in the data security incident notice PDF posted by Riverbay.

Riverbay Corporation's response

In response to this significant breach, Riverbay Corporation has taken several steps to protect the individuals whose information may have been compromised. After detecting the breach, the company quickly secured its systems and engaged cybersecurity experts to investigate the incident and assist with remediation. Law enforcement was also notified to ensure a thorough response.

As of June 20, 2025, Riverbay began notifying affected individuals and is offering complimentary credit monitoring services to help protect against potential identity theft or fraud. Riverbay has set up a dedicated, toll-free incident response line at 1-866-461-1672, available Monday through Friday, 9:00 a.m. to 6:30 p.m. Eastern Time (excluding major U.S. holidays), for anyone with questions or concerns about the breach.

If you believe your information may have been involved, it is important to remain vigilant. Regularly review your credit reports and financial account statements for unauthorized activity. If you notice any suspicious charges or activity, contact your financial institution immediately. Taking these steps can help protect your financial security in the wake of this incident.

Riverbay has also implemented additional security measures and is providing further employee training to help prevent similar incidents in the future.

More information about Riverbay Corporation and its operations can be found on the official Riverbay website.