Herman & Chamow CPAs Files Indiana Data Breach Report

Herman & Chamow, CPAs, a professional accounting and tax services firm, has officially reported a data breach to the Indiana Attorney General. This public filing confirms an incident of unauthorized access to the firm's computer systems.

The breach is noted to have occurred on November 3, 2025. The firm formally reported this security incident on June 3, 2026, and the investigation into the matter is currently ongoing. Further details regarding the extent of the unauthorized access are being determined.

While the specific categories of data involved in this breach were not itemized in the public record, the firm is known to handle sensitive client information as part of its tax preparation, auditing, and financial planning services. Individuals who received a data breach notification letter from Herman & Chamow, CPAs should understand that their personal information was among the data potentially accessed.

It is recommended that anyone affected carefully review the notification letter for any specific guidance provided by the firm. General protective measures include remaining vigilant by regularly monitoring your accounts for unusual activity and being cautious of unsolicited communications that request personal details.

This documentation serves as a record of the reported incident, drawing directly from the official filings made by Herman & Chamow, CPAs. The information presented here reflects the publicly available details at the time of reporting.