A ransomware group operating under the name ShadowByt3$ has reportedly posted a listing naming John Engel Team as a victim, with the claim dated September 10, 2026. This posting was identified on the group’s own leak-site infrastructure, which is monitored by ransomware.live, a research platform that tracks activity from extortion groups. At this stage, the claim is solely the group’s own assertion — it has not been verified by John Engel Team, by any independent security researcher, or by a regulatory body, and BreachLetter is treating it strictly as an unconfirmed allegation rather than a proven event.
What has surfaced so far, and where the gaps remain
- Claimed date of posting: September 10, 2026
- Entity named in the claim: John Engel Team
- General business category associated with the entity: classified here as ‘other’
- Group taking credit: ShadowByt3$
- The specific categories of data the group says it obtained have not been disclosed publicly or confirmed by any party
- No independent confirmation currently exists that any systems were actually compromised
Sensible precautions while this claim remains unresolved
- Update passwords tied to any accounts associated with John Engel Team, and avoid reusing that password elsewhere
- Turn on two-factor authentication wherever it’s offered, particularly for email and financial accounts
- Treat unexpected emails, texts, or calls referencing this company with skepticism, especially anything asking for login details or payment
- Keep an eye on bank and credit card statements for charges you don’t recognize
- Consider a service like a service like Aura or LifeLock that watches for misuse of your personal information and flags suspicious activity early
- Freeze or monitor your credit if you suspect any personal data tied to you may have been exposed
BreachLetter will revisit and update this article if John Engel Team issues a statement, if the incident is confirmed through official channels, or if it is reported to a data protection regulator.