A ransomware group calling itself Qilin claims to have carried out a cyberattack against a company listed on its leak site as ‘Professional,’ with the claim dated August 21, 2026. This claim comes from the group’s own leak-site listing, which was tracked and archived by ransomware.live, a security research platform that monitors ransomware groups’ public extortion pages. At this time, the claim is unverified — it has not been confirmed by the company in question, nor by any regulator or independent investigator.
What we know — and don’t
- A group operating under the name Qilin listed a company identified as ‘Professional’ on its dark web leak site, with a claimed date of August 21, 2026.
- The company’s sector has been categorized as ‘other’ based on available information; no further business details have been independently verified.
- The specific types of data the group claims to have obtained — such as personal, financial, or operational records — have not been disclosed in the listing and remain unconfirmed.
- No public statement from the company, and no filing with a data protection authority or regulator, has been identified confirming this incident as of this writing.
What should you do if you have an account with this company?
- Change your password for any account associated with this company, and avoid reusing that password elsewhere.
- Enable two-factor authentication (2FA) wherever it is offered, particularly on email and financial accounts.
- Be cautious of unexpected emails, texts, or phone calls referencing this company, as attackers often use claimed breaches to launch phishing campaigns.
- Review recent account activity and financial statements for anything unfamiliar.
- Consider using an identity monitoring service like a service like Aura or LifeLock to get alerted if your personal information appears in places it shouldn’t.
- Keep an eye on official communications from the company for updates, since no breach has been confirmed at this stage.
BreachLetter will update this page if the company confirms this incident, if new details emerge from credible sources, or if the matter is officially reported to regulators.