Montana Cyber Attacks

Infrastructure Affected

Public Safety
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Public Safety

No attacks logged to date.


Local Government

Montana Veterans Affairs Heath Care System (BRSI), Lewis and Clark County

Breach Type – Unknown, Ransomware

Great Falls Tribune

  • Over 1,500 veterans were notified that their information had been breached
  • Bad actors utilized ransomware in elaborate scheme
  • Names and Social Security numbers were leaked in the cyberattack
Read More

City of Bozeman Click2Gov pay system, Gallatin Co.

Breach Type - Other, Data Breach

ABC Fox Montana

  • Vulnerability found in Bozeman’s utility bill pay system
  • 3,000 city customers potentially affected
  • Data breach could compromise financial information
Read More



Sapphire Community Health, Ravalli County

Breach Type – Unknown, Ransomware

Becker's Hospital Review

  • Sapphire Community Health is notifying 4,000 patients after a ransomware attack
  • Compromised information includes, but is not limited to, SSNs, bank account numbers, and names. Medical records were not encrypted
  • SCH is implementing further security measures to help prevent attacks in the future
Read More

Kalispell Regional Healthcare, Flathead County

Breach Type – Phishing, Data Breach

Flathead Beacon

  • Hospital was forced to send letters notifying patients of cyberattack
  • Name, address, medical record number, date of birth, and other information likely taken
  • Officials believed at least 250 patients had Social Security number accessed
Read More

Billings Clinic, Yellowstone County

Breach Type - Phishing, Data Breach

Billings Gazette

  • Phishing scheme targets Billings Clinic employee
  • Billings disabled account & investigated accessed information
  • Data breach potentially affected 8,400 patients of Billings Clinic
Read More



Bainville Public Schools, Roosevelt County

Breach Type – Unknown, Ransomware

Bainville Public School

  • Officials discovered ransomware had been used on school server
  • Potentially leaked information was from background check
  • Bad actor used cyberattack in attempt to access sensitive data
Read More

Havre Public Schools, Hill County

Breach Type - Unknown, Ransomware

Missoula Current

  • School district hit with ransomware cyberattack
  • Officials confidant bad actor's didn't access private information
  • Ransom had been set at "tens of millions of dollars"
Read More

Columbia Falls School District

Breach Type - Hack

NBC Montana

  • Hacking group, known as "TheDarkOverLord", gained access to Columbia Falls District network
  • Obtained personal records and accessed security cameras of entire district
  • Threatened to release personal info of children & employees unless school pays ransom
Read More

Forsyth Public School

Breach Type - Ransomware

Last Best News

  • Teacher's curriculum and files encrypted in ransomware attack
  • Teachers completed daily work manually
  • No private data compromised due to hack
Read More

Bigfork School District

Breach Type - Ransomware

Daily Inter Lake

  • Malicious email attachment launches ransomware on Bigfork School District
  • Networks temporarily down, grading system not be impacted
  • District refused to pay the ransom, opting to restore data from backup systems
Read More