Inter-Con Security data breach: 276K accounts exposed
Severity: medium · Patch status: no-fix-needed · Since 2026-08-05
In June 2026, Inter-Con Security was targeted in a ShinyHunters “pay or leak” extortion campaign. The group subsequently published data it alleged was taken from the company, including 276k unique email addresses along with names, physical addresses, job titles and phone numbers. The data encompassed a combination of contacts, internal users and leads. Exposed data: email addresses, employers, job titles, names, phone numbers, physical addresses. The breach dates from Jun 18, 2026; Have I Been Pwned loaded it on Aug 5, 2026.
What to do
- If you had a Inter-Con Security account, change its password and the password of any other account that reused it.
- Turn on multi-factor authentication wherever it is offered.
- Check whether your addresses are in this breach at https://haveibeenpwned.com.
- Expect targeted phishing that quotes the leaked details; verify any unexpected contact out of band.
Sources
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