Defined term

Air gap

Air gap: A physical separation between systems that requires data to be moved by some external, manual process.

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Network Security

Definition

A physical separation between systems that requires data to be moved by some external, manual process. Denotes no connection to the internet or other digital networks.

Alternative Definitions

Definition 2

A physical separation between systems that requires data to be moved by some external, manual procedure.

Source: NIST WebType: semantic
Definition 3

An air gap is a physical separation between systems that requires data to be moved by some external, manual procedure. Also called “Sneaker Net.” Election systems often use air gaps intentionally to prevent or control access to a system. Copying election results to a CD or USB drive, then walking that media to a different computer for upload and use in a different system is an example of an air gap.

Source: The State and Local Election Cybersecurity PlaybookType: external
Definition 4

An interface between two systems at which (a) they are not connected physically and (b) any logical connection is not automated (i.e., data is transferred through the interface only manually, under human control).

Source: Committee on National Security Systems Glossary CNSSI 4009-2015Type: standard
Definition 5

An air gap is a physical separation between systems that requires data to be moved by some external, manual procedure. Also called “Sneaker Net”. Election systems often use air gaps intentionally to prevent or control access to a system. Copying election results to a CD or USB drive, then walking that media to a different computer for upload and use in a different system is an example of an air gap.

Source: EAC IT Glossary for Election OfficialsType: external
Definition 6

To physically separate or isolate a system from other systems or networks (verb).

Source: NICCS GlossaryType: standard
Definition 7

A term referring to the lack of an electrical or wireless connection between two devices, guaranteeing that they are unable to communicate. 2007 VVSG.

Source: Electronic Voting GlossaryType: external

Sources

1
Glossary of Election Terms, U.S. Election Assistance Commission (EAC)
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2
NIST Election Terminology Glossary, National Institute of Standards and Technology (NIST)
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3
The State and Local Election Cybersecurity Playbook
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4
Committee on National Security Systems Glossary CNSSI 4009-2015
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5
EAC IT Glossary for Election Officials
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6
EAC Information Technology Terminology
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7
NICCS Glossary
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8
NIST Election Glossary
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9
Electronic Voting Glossary
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