Insight Partners Data Breach Affects Sensitive Info

On Jan. 16, 2025, Insight Partners, a global venture capital and private equity firm, discovered a data breach affecting its internal network used by human resources and finance teams. According to the company, the incident began with a sophisticated social engineering attack on or around Oct. 25, 2024, which allowed a cybercriminal to gain access to sensitive servers.

The threat actor began exfiltrating data and, starting at approximately 10 a.m. EST on Jan. 16, 2025, initiated the encryption of these servers, a sign of a ransomware attack. The data breach involved sensitive personal information belonging to current and former employees, information related to Insight Partners’ limited partners, certain fund details, management company data, portfolio company information, and banking and tax information.

Compromised information may include names, dates of birth, addresses, Social Security numbers, and financial details such as bank account number and tax information. The data breach impacted at least 12,657 individuals.

Insight Partners published a cyber incident statement on its website, which was last updated on Sept. 4, 2025. All impacted individuals should receive written notification about the cyberattack by the end on Sept. 2025.

The data breach was disclosed to the California, Maine, Massachusetts, Texas and Montana Attorney Generals' offices beginning on Sept. 15, 2025. Affected individuals includes 361 Massachusetts residents, 25 in Maine, 542 Texans and 20 in Montana.

Insight Partners' response

In response to the breach, Insight Partners took action to expel the threat actor and re-secure its systems on Jan. 16, 2025. In addition to required state and federal disclosures, Insight Partners is offering all impacted individuals a free credit monitoring and identity protection services through Equifax WebDefend.

If you receive notification from Insight Partners, you may want to:

• Sign up for the free credit monitoring and identity protection services, offered by the company.
• Monitor your credit reports and financial accounts for any unusual activity.
• Be alert for phishing emails or phone calls that may use your exposed information.
• Consider placing a fraud alert or credit freeze with major credit bureaus.

To learn more about the firm, visit the Insight Partners website.