Southwire Confirms Data Breach Exposing Employee Health and Identity Records - Security Today
Wire and cable manufacturer Southwire Company LLC has confirmed a data breach that exposed employee health and identity records to unauthorized actors over a three-month period.
The company detected unusual network activity on January 29, 2026, and secured its systems while retaining third-party cybersecurity specialists to investigate the incident. Following a thorough review, Southwire determined in late October that the exposed records varied by individual and may have included names, Social Security numbers, dates of birth, home addresses, health plan numbers and medical information.
According to a notice from the Southwire Company and Affiliates Employee Health & Welfare Plan, unauthorized parties acquired files from Southwire's systems between November 2025 and January 2026. The company stated it is unaware of any misuse of the compromised data at this time.
Response Measures
Southwire has enhanced its technical and administrative controls to reduce future risk following the breach. Affected individuals are being notified by mail and offered 24 months of complimentary credit monitoring and identity protection services.
Individuals with questions can call 833-931-3700, Monday through Friday from 8 a.m. to 8 p.m. CT, referencing engagement number B175949. The breach highlights ongoing cybersecurity challenges facing manufacturers handling sensitive employee data.
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