Chastain & Associates LLC Reports Indiana Data Security Incident

Chastain & Associates LLC officially reported a data security incident to the Indiana Attorney General on February 3, 2026. The firm stated that this breach involved unauthorized access to its systems. The incident itself was identified as occurring on November 20, 2025.

The public filing from Chastain & Associates LLC indicates that personal information was involved in this security event. However, the specific types of data exposed were not detailed in the official notice. If you received a direct notification from Chastain & Associates LLC, it is because your information was identified as part of the affected environment.

The firm has stated that an investigation into the scope and impact of this data breach is currently underway. Such investigations typically aim to determine precisely what occurred, which systems were affected, and whose data may have been accessed without authorization.

For individuals who receive a notification letter, it is important to carefully review all information provided by Chastain & Associates LLC. This letter should contain specific guidance regarding the incident and any protective measures being offered. Generally, it is advisable to remain vigilant for any suspicious communications or unauthorized activity on your accounts.

Consider changing passwords for important online accounts and enabling multi-factor authentication where available. Regularly review statements from your financial institutions for any unusual transactions. Be cautious of unsolicited emails or messages that ask for personal details, as these could be phishing attempts. These steps are general best practices for protecting your personal information after a data security incident.

All details regarding this data breach are based on the official filing submitted by Chastain & Associates LLC to the Indiana Attorney General, serving as a public record of the reported event.