Lutheran Social Services of Illinois Data Breach Investigation

Lutheran Social Services of Illinois Data Breach Investigation

Lowey Dannenberg is investigating claims for violations of the common law and state consumer protection statutes by Lutheran Social Services of Illinois (“LSSI”), as a result of a data breach involving highly sensitive Social Security numbers, driver license numbers, financial account information, biometric information, and medical diagnosis and treatment information.

If you received a notice letter, wish to participate, learn more, or discuss the issues surrounding the investigation please fill out the contact form below or please contact one of our attorneys at (215) 399-4782, or via email at

What Happened and What Information Was Involved:

Lutheran Social Services of Illinois based in Des Plaines, is one of the largest statewide social service providers in Illinois.

LSSI recently announced that back on January 27, 2022, LSSI discovered their network had been affected by a ransomware attack. As part of LSSI’s investigation, on December 28, 2022, LSSI determined the extent that the unauthorized party had accessed certain files containing personal and health information that LSSI maintained on the affected systems.

The types of information potentially involved may include:

  • Names,
  • Dates of birth,
  • Social Security numbers,
  • Financial account information,
  • Driver license numbers,
  • Biometric information,
  • Medical diagnosis and treatment information, and
  • Health insurance information.