On August 4, 2024, the ransomware group Killsec listed the Polish notary public website notariusze.waw.pl on its leak site and demanded 10,000 EUR to delete the stolen internal files.
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Reported Details from the Listing
The primary disclosure on the Killsec leak site states that the group breached notariusze.waw.pl and exfiltrated internal files during a ransomware attack. The listing does not specify the exact number of records affected, the precise data types beyond “internal files,” or the systems initially compromised. It simply presents the ransom demand of 10,000 EUR in exchange for wiping the data. No sample files appear to have been published yet, and the notification does not indicate whether client notary documents, personal identification data, or business records were taken. The disclosure remains limited to the claim of successful breach and the financial ultimatum.
Why This Matters for You and Your Family
When a notary office’s internal files are stolen, the exposure can reach far beyond the business. Notaries routinely handle wills, property deeds, marriage contracts, company formations, and powers of attorney. If your name, address, date of birth, national identification number, or family financial details appear in those records, the breach places you at direct risk. Even though the exact volume of stolen data is unknown, the high severity rating reflects the sensitivity of legal documents that often contain multiple pieces of personally identifiable information for entire households. One exposed record can link spouses, children, and elderly relatives together in attackers’ databases.
The Doxxing and Identity-Chain Risk
Stolen notary files frequently contain enough cross-referenced information to build detailed identity chains. An address listed on a power of attorney can be tied to email accounts, phone numbers, and social-media handles. Once attackers map those connections, they can pursue account takeovers, targeted phishing, or full doxxing campaigns. Credential leaks of this nature also cascade into gaming platforms: children’s usernames or shared family emails reused across notary-linked services and online games create a single point of failure. A single breach can therefore expose both official identities and informal digital lives in one continuous chain.