Banking and back-office processing

Conduent security incident history

Updated Oct 26, 2026. Data gathered daily from official public sources.

As of Oct 26, 2026, Vendor History found 10 state breach notices and 1 SEC cyber filing for Conduent, dated Apr 14, 2025 to Apr 27, 2026. The most recent breach notice or SEC filing was on Apr 27, 2026. Sources checked: the California and Washington Attorney General breach lists and SEC EDGAR (Form 8-K, Item 1.05).

Breach notices and SEC cyber filings

1. Apr 27, 2026Breach notice

   Conduent Business Services, LLC filed a data breach notice with the California Attorney General. Breach date(s) listed: 01/13/2025, 10/21/2024.

   Source: California Attorney General

2. Mar 24, 2026Breach notice

   Conduent Business Services, LLC filed a data breach notice with the California Attorney General. Breach date(s) listed: 10/21/2024, 01/13/2025.

   Source: California Attorney General

3. Jan 30, 2026Breach notice

   Conduent Business Services, LLC filed a data breach notice with the California Attorney General. Breach date(s) listed: 10/21/2024, 01/13/2025.

   Source: California Attorney General

4. Jan 2, 2026Breach notice

   Conduent Business Services, LLC filed a data breach notice with the California Attorney General. Breach date(s) listed: 10/21/2024, 01/13/2025.

   Source: California Attorney General

5. Dec 18, 2025Breach notice

   Conduent Business Services, LLC filed a data breach notice with the California Attorney General. Breach date(s) listed: 10/21/2024, 01/13/2025.

   Source: California Attorney General

6. Nov 19, 2025Breach notice

   Conduent Business Services, LLC filed a data breach notice with the California Attorney General. Breach date(s) listed: 10/21/2024, 01/13/2025.

   Source: California Attorney General

7. Oct 31, 2025Breach notice

   Conduent Business Services, LLC filed a data breach notice with the California Attorney General. Breach date(s) listed: 10/21/2024.

   Source: California Attorney General

8. Oct 24, 2025Breach notice

   Conduent Business Services, LLC filed a data breach notice with the California Attorney General. Breach date(s) listed: 10/21/2024, 01/13/2025.

   Source: California Attorney General

9. Oct 24, 2025Breach notice

   Conduent Business Services LLC filed a data breach notice with the Washington Attorney General. Cause listed: Cyberattack: Ransomware. Washington residents affected: 786,927.

   Source: Washington Attorney General (record) · all Washington notices

10. Oct 8, 2025Breach notice

    Conduent Business Services, LLC filed a data breach notice with the California Attorney General. Breach date(s) listed: 10/21/2024, 01/13/2025.

    Source: California Attorney General

11. Apr 14, 2025SEC cyber filing

    Conduent filed a Form 8-K with the SEC under Item 1.05, which is used to report a material cybersecurity incident.

    Source: SEC EDGAR

Got a breach letter from Conduent? What to do when a vendor has a data breach.

We check: California and Washington Attorney General breach notices, SEC cyber incident filings (Form 8-K, Item 1.05) and CISA's catalog of actively exploited security flaws. An empty section means we found nothing in those sources. It does not mean nothing happened. How it works

To cite: Vendor History, "Conduent security incident history," vendorhistory.com/vendor/conduent, data checked Oct 26, 2026. Free to reuse under CC BY 4.0 with credit to Vendor History.