#United States #Cybersecurity #San Francisco #Data Breach #Marquis Software

Major Data Breach Alert: Marquis Software Solutions

In a troubling turn of events, Marquis Software Solutions is currently under investigation for a significant data breach that affects the financial records of over 788,000 clients. This alarming incident has drawn the attention of Schubert Jonckheer & Kolbe LLP, a firm dedicated to protecting consumer rights, as it seeks to uncover the ramifications of this breach.

What Happened?

The breach occurred following a ransomware attack on August 14, 2025. Unfortunately, it was not until December 3, 2025, that Marquis Software Solutions informed the affected individuals about the unauthorized access to their sensitive information. This delay in notification has raised questions regarding compliance with both federal and state notification laws.

Marquis Software Solutions, headquartered in Texas, offers a range of services, including data analytics and CRM tools, primarily aimed at banks and credit unions. The breach, attributed to a vulnerability in their SonicWall firewall, has compromised sensitive information, including but not limited to names, addresses, phone numbers, Social Security numbers, dates of birth, and details related to financial accounts.

List of Affected Institutions

Among the 74 banks and credit unions impacted by this breach are notable names such as:

• - 1st Northern California Credit Union
• - Advantage Federal Credit Union
• - BayFirst National Bank
• - Michigan First Credit Union
• - Valley Strong Credit Union

The list of impacted institutions underlines the substantial number of clients whose personal information may now be at risk.

Implications for Affected Individuals

Individuals whose information has been compromised are particularly vulnerable to identity theft and privacy violations. As they navigate the potential consequences, there is a legal route available to seek damages and ensure enhanced cybersecurity measures from Marquis Software. Victims are encouraged to consult legal representatives to explore their rights and options following this breach.

Legal Response and Future Actions

The investigation led by Schubert Jonckheer & Kolbe LLP aims to hold Marquis accountable for any lapses in their cybersecurity protocols that led to this breach. The firm specializes in class actions and is poised to advocate for the rights of individuals whose data has been endangered by this incident. For those affected, visiting their legal site for further information on possible claims, rights, and protections is advisable.

Conclusion

As the digital landscape continues to evolve, maintaining the security of personal information is paramount for any financial service provider. This incident serves as a stark reminder of the vulnerabilities present in the systems we trust. Marquis Software Solutions's clients must remain vigilant in monitoring their financial statements and protecting their identities in the wake of this breach. As the investigation unfolds, more details will likely emerge about the extent of the breach and the measures that need to be implemented to prevent future occurrences.