Here’s what that means — and what to do next.
Ransomware groups operate websites on the dark web where they list organisations they claim to have attacked. These listings typically appear when the threat actor wants to pressure the victim into paying a ransom — often by threatening to publish stolen data.
A listing on one of these sites means a threat actor is claiming to have accessed your network and exfiltrated data. In many cases, this claim is legitimate. It does not necessarily mean all your data has been published yet — but it does mean you need to act quickly.
These sites are monitored by journalists, competitors, regulators, and security researchers. A listing is not private — it is a public claim that your organisation has been compromised.
The specific data at risk depends on what the attacker accessed, but ransomware groups commonly exfiltrate:
A listing is serious, but it’s not the end. Organisations recover from ransomware incidents every day. The key is responding methodically, not reactively. Most of the damage happens from rushed decisions, not from the initial compromise.
Never engage with a threat actor directly. Payment without proper sanctions screening (OFAC/OFSI) can create serious legal liability. Paying doesn’t guarantee data deletion or decryption. Get expert advice first.
If personal data may be involved, you have obligations under UK GDPR. The ICO expects notification within 72 hours of becoming aware of a breach. Your legal counsel and Data Protection Officer should be informed immediately.
We handle ransomware incidents every week. The first call is a free, no-obligation triage where we assess your situation, explain your options, and outline immediate next steps. No sales pitch — just practical guidance.
Our incident response team is available 24/7. The first conversation is always free and confidential.
⚡ Contact Our TeamNo. Even after a listing appears, there are critical steps you can take to limit damage, protect data subjects, meet regulatory obligations, and negotiate with the threat actor. The sooner you act, the more options you have.
Payment does not guarantee data deletion. Many threat actors retain copies or sell data even after payment. Payment should only ever be considered as part of a structured strategy with sanctions screening, legal advice, and decryptor validation.
If personal data has been compromised, you are likely required to notify the ICO within 72 hours under UK GDPR. We help you assess what data is involved and prepare the notification. Sector-specific regulators (FCA, SRA, CQC) may also need to be informed.
A forensic investigation can determine what data was accessed, exfiltrated, and published. We analyse the leak site posting, conduct dark web data recovery, and cross-reference with your internal systems to give you a clear picture of exposure.
The first call is a rapid triage. We’ll ask about your situation, assess the threat actor, discuss immediate containment steps, and outline your options. There’s no obligation and no sales pitch — just practical guidance from an experienced incident responder.