KPMG Listed by nova Ransomware Group: Ransomware Claim — What’s Alleged & What To Do

Reports indicate that KPMG was listed by the ransomware group nova on January 23, 2026. The number of people whose information may be involved is not known, and the precise contents of any exfiltrated material remain undisclosed beyond a general reference to internal files.

The listing draws attention to the data held by a major professional services firm that works with large organizations across audit, tax, and advisory work. Individuals connected to those clients or to the firm itself have reason to consider whether their details could appear in material that has left the company's control.

What happened

On January 23, 2026, the ransomware group nova listed KPMG on its leak site. The entry states that internal files were exfiltrated during a ransomware attack and includes a message directing the company to make contact within ten days. No confirmed count of affected individuals or files has been released, and the method of initial access has not been disclosed.

The group behind it: nova

Nova is a ransomware operation that follows the common pattern of encrypting systems and removing data, then using a public listing to pressure the target. Groups of this type typically maintain leak sites where they post victim names and samples of material to support ransom demands. The listing of KPMG constitutes the group's claim; independent confirmation of the data's authenticity or volume has not been provided.

KPMG and its sector

KPMG is a professional services firm whose U.S. member, KPMG LLP, belongs to the international KPMG network. Such organizations routinely handle financial records, audit documentation, tax filings, and strategic advisory material belonging to client companies. A breach at one of these firms can therefore touch information that extends well beyond the firm's own employee records.

The information in question

The only detail released about the material is that internal files were allegedly exfiltrated. The exact categories of data, the time period covered, or the identities of any individuals named in those files have not been confirmed. Organizations of this type commonly store client financial statements, employee records, and regulatory correspondence, but whether any of those categories are present in the exfiltrated set remains unverified.

Why it matters

Internal files from a professional services firm can contain details that affect both the firm and its clients, including information used in audits or tax work. When the scale and specific contents are unknown, affected people cannot yet assess the practical consequences for identity, financial, or regulatory exposure. The organization faces questions about how the access occurred and what steps will be taken to limit further distribution of the material.

What to do if you're exposed

Individuals who believe their information may be involved should monitor accounts for unusual activity and consider placing fraud alerts with credit agencies. Changing passwords for any services linked to the firm and enabling multi-factor authentication where available are immediate steps that reduce further risk.

• Review bank and credit statements regularly for unrecognized transactions.
• Contact the firm directly if you hold a client or employee relationship and request information on the incident.
• Run a free exposure scan of your email address against known breach data to check for appearances in public listings.

AICompiled with AI assistance from public sources and published under our editorial standards.