Ransomware attack; hackers claim data deletion after extortion
Ransomware attack; hackers claim data deletion after extortion
2026 continues the year-over-year growth trend in confirmed disclosures. The list below updates as new breaches are reported by Verizon DBIR partners and major security news outlets.
Ransomware attack; hackers claim data deletion after extortion
10TB stolen from Canadian university systems
SSNs and patient medical records leaked
SSNs and tax data stolen via third-party helpdesk
Ransomware attack; data deletion confirmed by ransomware gang
Police and government contact details leaked on dark web; names and emails published
6K diplomat records stolen over 10 months
Personal and tax information of 670,000 French taxpayers stolen
135,000 contact records stolen; police and government data leaked on dark web
1.26 million patients exposed in PEAR ransomware attack
Full medical and financial records confirmed exposed
Customer personal information exposed in cyberattack; $117.5M settlement
200 accounts compromised through suspected SharePoint vulnerabilities in on-premises Microsoft servers
Three decades of customer information was hacked and not deleted as planned
Hackers exploited SharePoint vulnerabilities to breach Microsoft servers, compromising 200 accounts
Data breach exposed 55 million user accounts, confirmed by Have I Been Pwned
1.6 million users affected; names, addresses, emails, and phone numbers exposed
Prolific hacking group claimed mass data theft from multiple organizations
200,000 customers affected; names, bank account details, and national ID numbers exposed
678,000 people and businesses affected by data breach
Healthcare technology company breach affected multiple healthcare provider clients
Data breach affecting Valve Steam hardware shipping partner; customer names, addresses and order data leaked
Hackers accessed cloud environment, stole patient health data and proprietary company information