Official responsible for carrying out the chief information officer (CIO) responsibilities under the Federal Information Security Management Act (FISMA) and serving as the CIO's primary liaison to the agency's authorizing officials, information system owners, and information systems security officers. Note: Also known as senior information security officer (SISO) or chief information security officer (CISO). Source: FIPS PUB 200 (adapted from 44 U.S.C. Sec. 3544)
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Official responsible for carrying out the chief information officer (CIO) responsibilities under the Federal Information Security Management Act (FISMA) and serving as the CIO's primary liaison to the agency's authorizing officials, information system owners, and information systems security officers. Note: Also known as senior information security officer (SISO) or chief information security officer (CISO). Source: FIPS PUB 200 (adapted from 44 U.S.C. Sec. 3544)
Cite this term
Election Security Glossary. (2026). Senior Agency Information Security Officer (saiso). In Election Security Glossary. Retrieved August 20, 2026, from https://electionsecurityglossary.com/glossary/senior-agency-information-security-officer-saiso
Sources
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High consensus
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Multi-source
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