A special form of encryption in which the sum of two numbers can be determined even though the numbers are encrypted, and without decrypting the numbers. Homomorphic encryption can be used in verification schemes since the voter can reveal her encrypted vote for each candidate without revealing the vote itself, and the sum of the votes can be calculated without knowing the individual vote of any voter.
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A special form of encryption in which the sum of two numbers can be determined even though the numbers are encrypted, and without decrypting the numbers. Homomorphic encryption can be used in verification schemes since the voter can reveal her encrypted vote for each candidate without revealing the vote itself, and the sum of the votes can be calculated without knowing the individual vote of any voter.
Cite this term
Election Security Glossary. (2026). Homomorphic Encryption. In Election Security Glossary. Retrieved September 3, 2026, from https://electionsecurityglossary.com/glossary/homomorphic-encryption
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