Primary definition
A type of malware that blocks access to a system, device, or file until a ransom is paid
Also known ascrypto-malware · cryptovirus · cryptoware · crypto-ransomware · encrypting ransomware · file-encrypting malware · data kidnapper
7 sources cited4 related termsReviewed Aug 9, 2026
— CIS/EI-ISAC Essential Guide to Election SecurityView source
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CIS
A type of malware that blocks access to a system, device, or file until a ransom is paid
CIS/EI-ISAC Essential Guide to Election Security · 2024
Cite this term
Permanent URL · stable across revisions
Election Security Glossary. (2026). Ransomware. In Election Security Glossary. Retrieved August 20, 2026, from https://electionsecurityglossary.com/glossary/ransomware
Sources
7 cited · last checked Aug 9, 2026
01
CIS/EI-ISAC Essential Guide to Election Security
Essential Guide to Election Security
High consensus
02
The State and Local Election Cybersecurity Playbook
The State and Local Election Cybersecurity Playbook
Multi-source
03
March 2020 CSC Report
March 2020 CSC Report
Disputed
04
EAC Information Technology Terminology
EAC Information Technology Terminology
Multi-source
05
Information Assurance Situation in Switzerland and Internationally
Information Assurance Situation in Switzerland and Internationally
Multi-source
06
NICCS Glossary
NICCS Glossary
Disputed
07
The Cyber Glossary
The Cyber Glossary
Disputed
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