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Ransomware group thegentlemen hits Santa Barbara Endodontics
Santa Barbara Endodontics — a healthcare target operating in US has been listed by the thegentlemen ransomware group on 2026-10-14. The information below reflects what the threat actor has publicly claimed on their leak site; the details have not been independently verified.
Incident Report
| Target Organization | Santa Barbara Endodontics |
|---|---|
| Threat Group | thegentlemen |
| Summary | Santa Barbara Endodontics, a healthcare organization in the United States, was listed by the thegentlemen ransomware group on its leak site on 2026-10-16. |
| Date of Breach | 2026-10-14 |
| Discovery Date | 2026-10-16 |
| Region | US |
| Target Domain | sbendo.com |
| Business Sector | Healthcare |
| Severity | MEDIUM |
Claim by thegentlemen
sbendo.com Santa Barbara Endodontics solo specialty practice of Dr. Terrell F. Pannkuk, DDS, MScD — one of the most credentialed endodontists in the US — at 9 E Pedregosa St, Santa Barbara, CA, operating since 1987 (39 years). Pannkuk is a Diplomate of the American Board of Endodontics (since 1988), volunteer clinical professor at UCSF, peer reviewer for the Journal of Endodontics, founding president of the Schilder Institute, founder of Pure Dental Learning, and author of a chapter in Ingle's Endodontics (7th ed.) — peers call him "the endodontist's endodontist." Services: root canals, retreatment, apicoectomy, implants, CBCT 3D diagnostics (Carestream 9600), microscope-assisted microsurgery, same-day emergency care. Team of 5 staff.
Posted by the thegentlemen threat actor on its public leak site. This is the group's own statement and has not been independently verified by HackerFeeds.
Sources
Disclaimer
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