Council of Europe Suffers Data Breach, ShinyHunters Claims Exfiltration of HR and Payroll Data
The Council of Europe was reported to be a victim of a ransomware attack around June 1, 2026, with the ShinyHunters group claiming responsibility. The attackers allegedly exfiltrated 297 GB of data, including 429,000 files, comprising payslips, HR records, CVs, and financial information. Public reporting indicates a June 2026 intrusion, followed by phased disclosure and system hardening.
Signal context
First seen: Jun 1, 2026
Last updated: Jun 26, 2026
Status: Public signal
Key points
- Initial reporting/awareness of the attack on June 1, 2026.
- ShinyHunters ransomware group claimed responsibility.
- Allegedly exfiltrated 297 GB of data (429,000 files).
Signal analysis
BetaThis analysis groups the signal by industry, likely incident action and impacted security area. It helps compare this signal with other published signals without treating the labels as final determinations.
Sector: Finance and Insurance
Likely country: 🇬🇧 United Kingdom
inferred from source domains
Watch ransomware, endpoint compromise and business interruption exposure.
- Source type: outside the affected organization
Impact area: Confidentiality, Availability
Likely asset: User or customer data
- 19 signals in the same sector
- 100 signals with the same likely impact area
- 1 signal linked to this organization/domain
External sources
ShinyHunters Claims Council of Europe Hack - SecurityWeekhttps://www.securityweek.com/shinyhunters-claims-council-of-europe-hack/Public source from securityweek.com.
ShinyHunters Claims Major Hack of Council of Europe, Leaks Internal Data - Reddithttps://www.reddit.com/r/PwnHub/comments/1d9x8x/shinyhunters_claims_major_hack_of_council_of/Public source from reddit.com.
Council of Europe investigates ShinyHunters data breach claims - Bleeping Computerhttps://www.bleepingcomputer.com/news/security/council-of-europe-investigates-shinyhunters-data-breach-claims/Public source from bleepingcomputer.com.
Council of Europe Data Breach: ShinyHunters' 2026 Attackhttps://cypro.co.uk/insights/council-of-europe-data-breach/Public source from cypro.co.uk.
June 2026 Data Breaches: List Major Incidents & Latest Updates - SharkStrikerhttps://sharkstriker.com/blog/june-2026-data-breaches/Public source from sharkstriker.com.
Council of Europe Data Breach: ShinyHunters' 2026 Attack - CyProhttps://cypro.io/blog/council-of-europe-data-breach-shinyhunters-2026-attack/Public source from cypro.io.
Related signals
Grouped by why the signal is relevant.
NAIC discloses data breach affecting PeopleSoft systems
The National Association of Insurance Commissioners (NAIC) discovered unauthorized access to its PeopleSoft systems on or about June 11, 2026. The incident was identified as a ransomware attack, with the ShinyHunters threat actor group claiming responsibility and alleging the theft of 3.1 terabytes of data, including regulatory filings, statistical reports, insurer financial statements, and rating agency files. The NAIC promptly activated incident response procedures, engaged cybersecurity experts, and is coordinating with law enforcement.
Beacon Mutual Insurance Co. Ransomware Attack Compromises 131,000 Rhode Islanders' Data
Beacon Mutual Insurance Co., Rhode Island's largest workers' compensation insurer, disclosed that highly sensitive personal information belonging to over 131,000 Rhode Islanders was compromised in a ransomware attack earlier in the year. An unauthorized person gained access to the company's system between January 7th and January 14th, accessing files containing names, Social Security numbers, driver's license numbers, financial account numbers, health insurance information, and/or medical treatment details.
INC Ransom group leaks Sandhills Medical Foundation patient data
The INC Ransom ransomware group leaked stolen data belonging to Sandhills Medical Foundation patients on June 15, 2026. The breach, which originated from a ransomware attack discovered in May 2025, affected approximately 169,000 individuals, exposing sensitive personal and health information.
Kodak Hit by Ransomware Attack, ShinyHunters Claims 2.2 Million Records Stolen
Kodak was listed among major cyberattacks on June 1, 2026, with reports indicating the company became a victim of a ransomware attack carried out by the ShinyHunters group. While Kodak officially confirmed the breach later in June, stating an unauthorized third party gained temporary access to a limited amount of company data, ShinyHunters claimed to have stolen over 2.2 million records containing customer personally identifiable information (PII) and internal corporate data.
Fluke Corporation Discloses Data Breach Affecting 18,000 Individuals; Clop Ransomware Claims Responsibility
Fluke Corporation notified over 18,000 individuals of a data breach that originally occurred in August 2025. The breach, which reportedly lasted two months, compromised highly sensitive personal information including Social Security Numbers (SSNs), birth dates, and self-identified disability status. The incident was attributed to an exploited vulnerability in a third-party application used by the company. The Clop ransomware group claimed responsibility for the breach, listing Fluke Corporation on its dark web leak site.
Tampa Bay Dental Implants & Prosthetics discloses ransomware attack and data exposure
Tampa Bay Dental discovered unauthorized access to its network on January 19, 2026, when ransomware was used to encrypt files on a legacy server containing a backup of electronic medical records. Patient data, including names, contact information, birth dates, treatment notes, clinical histories, and for some, Social Security numbers, was exposed.