Shields Data Breach Exposes Sensitive Personal Information in January 2025 Incident Shields, a data management provider, reported a cybersecurity breach to the New Hampshire Attorney General after detecting a malware attack on or around January 28, 2025. The incident resulted in unauthorized access to sensitive personal identifiable information (PII) stored in its systems between January 28 and January 30, 2025. An investigation revealed that exposed data may include names, Social Security numbers, employer identification numbers, and tax identification numbers, though the exact details vary by individual. Shields completed its review and began mailing breach notification letters to affected individuals on December 9, 2025. As part of its response, Shields is offering 12 months of complimentary credit monitoring to impacted parties and has provided a breakdown of the compromised data in its official breach notice. The incident underscores the ongoing risks of malware-based attacks targeting sensitive financial and personal information.