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high severity March 09, 2023 · 3 min read Unverified claim — what this is

Dancenter Listed by alphv Ransomware Group

If you are a customer of Dancenter, here’s what is being claimed, and what it would mean for you.

DanCenter A/S is one of the largest intermediaries of holiday homes in the Danish market.

— from Alphv’s own leak-site posting. This is the group’s claim, quoted verbatim; it is not GalaxyWarden’s reporting and has not been independently verified.
Dancenter Listed by alphv Ransomware Group

On March 09, 2023, Danish holiday-home booking company DanCenter A/S appeared on the leak site of the Alphv ransomware group. The listing states that internal files were exfiltrated during a ransomware attack. The company, one of the largest intermediaries of holiday homes in the Danish market, has not publicly quantified how many customers or employees may be affected, nor has it detailed the exact records involved.

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Primary Disclosure Details

The Alphv leak site entry states that DanCenter suffered a ransomware incident in which attackers successfully exfiltrated internal files before encryption. No specific volume of records is listed, and the disclosure does not name the precise data types exposed. The entry remains active on the onion site, indicating that negotiations between the company and the threat actors have not resolved the matter to the group’s satisfaction. Public reporting on Alphv consistently describes this pattern: initial access followed by data theft, encryption, and dual extortion.

Why This Matters for You and Your Family

If you have ever booked a holiday home through DanCenter, your personal information may sit inside the stolen files. Booking records frequently contain full names, home addresses, phone numbers, email addresses, dates of travel, and payment details. When such data leaves a company’s control, it becomes permanent fodder for identity thieves, phishing campaigns, and long-term fraud. Your family members listed on the same booking are equally exposed, even if their names never appeared in a headline.

Doxxing and Identity-Chain Risks

Stolen booking data creates immediate links between real-world identities and online handles. An email address tied to a Danish holiday rental can be cross-referenced with social-media profiles, children’s gaming accounts, and family photos posted during past vacations. These connections allow attackers to build detailed dossiers that lead to doxxing, targeted scams, or account takeovers. Credential leaks like this one cascade into gaming platforms where children often reuse passwords, turning a corporate breach into a household compromise that can follow your family for years.

Alphv’s Known Track Record

Public reporting attributes the emergence of Alphv, also known as BlackCat, to mid-2022. The group has since targeted organizations across North America, Europe, and Australia, including healthcare providers, manufacturers, and travel companies. Their typical playbook begins with phishing or exploited remote-access tools, followed by rapid lateral movement, data exfiltration, and deployment of custom ransomware. Alphv routinely publishes samples of stolen data on their leak site and pressures victims with deadlines, threatening to release the full archive if payment is not made. The DanCenter listing fits this established pattern exactly.

What to do

  • Run a DoxxScan to map every link between your handles, emails, phone numbers, and real identity, then use the cleanup of Warden to remove what you can.
  • Rotate any password you used on the DanCenter website or app anywhere else it is reused, and switch to 2FA through an authenticator app rather than SMS.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next exposure that touches you or your family is caught in hours, not months.
  • Cover the household with DoxxScan family coverage that extends to dependents and children’s gaming accounts that often chain back to the same breached address or email.
  • Let remediation specialists handle takedown requests across data brokers and extortion sites on your behalf while you focus on securing daily life.

The incident underscores that even seemingly routine booking data can fuel sophisticated identity chains long after the initial breach fades from view. Starting a DoxxScan trial gives you continuous monitoring, AI-powered identity-chain mapping, and hands-on help from specialists who understand both corporate leaks and the gaming accounts your children use. Source: Alphv leak site listing for DanCenter (via ransomware.live).

What the free scan actually returns

Sample resultyou@email.comIllustrative — not a real person

Found on people-search siteswe remove these

These listings are live, public, and legal to remove — and removing them is what we do.

value redacted in this sampleage, relatives, address historySpokeo
value redacted in this samplephone, household, property recordsBeenVerified
value redacted in this sample582 companies checked

Found in breach recordsverifiedreported — unverified

Each record is labeled: confirmed breach data, or an attacker’s claim no one has verified.

verifiedvalue redacted in this samplepassword + phone · 2024telecom breach
unverifiedvalue redacted in this sampleclaimed in ransomware listing · 2026leak-site claim

Leaked data cannot be deleted from the internet — anyone claiming otherwise is lying. Broker listings can be removed. We do the second, and show you exactly what to fix from the first.

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Dancenter is one listing. Your email is probably in others.
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Report details & sourcing

Severity High the filing does not enumerate what was exposed
Disclosed March 09, 2023
Last reviewed August 8, 2026
Affected Unconfirmed
Unverified claim — what this report is
This page documents a public listing on a ransomware/extortion group’s leak site, tracked via public threat-intelligence sources. A listing is the attacker’s claim. GalaxyWarden aggregates and reports such claims; we have not independently verified that a breach occurred, what data (if any) was taken, or the accuracy of anything the group asserts, and the named organisation has not necessarily confirmed the incident. Sections above describe what the listing shows and the group’s documented history — not verified findings about the named organisation. If you represent this organisation and believe anything here is inaccurate, tell us and we’ll review it promptly.
Editorial & sourcing policy
GalaxyWarden is a breach-monitoring service and news aggregator. We do not exfiltrate, host, purchase, or redistribute stolen data. Breach information is compiled from publicly accessible sources and threat-intelligence platforms, and is reported as claims attributed to their source. We promptly correct or remove material shown to be inaccurate — see our content & takedown policy or write to support@galaxywarden.com.
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