DisclosureLens
GLOBALUnknownRansomwareQilinLow

West Haven, CT

bd_a3dc05aadd91c1d1 · schema v1 · pii pii-v1

Severity

Low

Discovered

—

Filed

Dec 25, 2024

To disclose

—

Affected

Not disclosed

Linked

2 records

Confidence

60%

Press / market disclosure — not a breach-notification filing

A media or market posting that confirms an incident but carries no breach-notification fields, so compliance clocks aren't assessable. The summary below is extracted from the coverage — verify against the source.

Data Breach Notification. cityofwesthaven.com: On December 25, 2024, the City of West Haven detected suspicious activity on its systems that may have exposed personal information, including names and Social Security numbers. The cyberattack was claimed by qilin on 2025-01-11. Linked ransomware group: qilin.

Incident timeline — mostly unverified

? — ?

Breach window unknown

Dec 25, 2024

Press report

—

No filing yet · watching

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

Attack → press

—

Compliance clock

Not assessable

This press report is one of 2 records about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (1)

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market reportThis record

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filing

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

If an SEC 8-K, state-AG notice or victim statement lands, DisclosureLens merges it into an incident and links it here.

Source ceiling

  • incident type + narrative only (may be machine-translated)
  • discovery date
  • materiality
  • affected count
  • data types
  • compliance clock

The ✕ fields stay blank until a regulatory filing or victim disclosure lands.

About this groupFirst seen 2022-10-08

qilin

According to ransomware.live, Qilin ransomware was first observed in July of 2022. Qilin Ransomware is written in Golang and supports multiple encryption modes; all of which are controlled by the operator. Qilin actors practice double extortion – demanding payment for a decryptor, as well as for the non-release of stolen data.

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