Ransomware Group Claims Attack on Holland & Knight

A ransomware group calling itself SilentRansomGroup claims to have targeted Holland & Knight, with the claim dated September 1, 2026. This claim comes from an entry on the group’s own leak-site listing, which is tracked and archived by ransomware.live, a security research platform that monitors ransomware groups’ public extortion sites. Holland & Knight has not confirmed this claim, and no regulator has verified it. At this stage, it should be treated strictly as an unverified assertion made by a criminal group seeking publicity or leverage, not as an established fact.

What we know — and don’t
  • A group identifying itself as SilentRansomGroup posted a claim referencing Holland & Knight on its leak site, dated September 1, 2026.
  • Holland & Knight operates in the legal services sector.
  • The specific types of data the group claims to have obtained have not been disclosed or confirmed by any party.
  • Holland & Knight has not issued a public statement confirming or denying that any incident occurred.
  • No regulatory filing or breach notification tied to this claim has been identified at this time.
What should you do if you have an account with this company?
  • Change your password for any account associated with Holland & Knight, and avoid reusing that password elsewhere.
  • Enable two-factor authentication wherever it is offered, for this account and for others tied to the same email address.
  • Be cautious of unexpected emails, calls, or texts referencing this company, as scammers sometimes exploit ransomware claims to run phishing attempts.
  • Review recent account activity and any communications purportedly from the firm for signs of tampering or impersonation.
  • 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 statements from Holland & Knight and from relevant regulators for updates on this situation.

BreachLetter will update this page if Holland & Knight confirms this incident, if new details emerge from credible sources, or if the matter is reported to regulators.

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