2026 T. Simon Jewelers — CMD leak-site claim (unverified)
Data compromised
Actor listing on criminal leak site; specific exfiltrated data categories and victim count not published in open monitors reviewed — unverified
Technical writeup
Unverified ransomware / leak-site claim — discovered Jul 24, 2026 per extortion leak-site monitors. CMD listed T. Simon Jewelers (tsimonjewelers.com). T. Simon Jewelers is a jewelry retailer based in the USA (Wisconsin), specializing in fine jewelry, diamonds, gemstones, custom jewelry design, and repair services. The organization had not publicly confirmed the incident in sources reviewed. BreachHistory indexes recordsAffected 0 and labels the row unverified.
Root cause
Unverified CMD ransomware/extortion leak-site listing naming T. Simon Jewelers (tsimonjewelers.com) — organization had not confirmed at indexing time