Archives: Glossary Terms

Imagery intelligence

The technical, geographic, and intelligence information derived through the interpretation or analysis of imagery and collateral materials. (Source: DoD Dictionary of Military and Associated Terms.) Compare and contrast ELINT, HUMINT,...

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Incident response

An approach to managing, containing, remediating, and preventing recurrence of a cybersecurity incident.

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Indicator of compromise

An artifact observed in a network or a system that constitutes forensic evidence of potential intrusion. Examples include, but are not limited to, malware signatures, IP addresses, and urls of...

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Inference attack 

A data mining technique in which an attacker infers data from related known data without actually accessing a database containing the inferred data.

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Inline network device

A device that receives packets and forwards them to their destination. Examples include routers, switches, firewalls, intrusion detection and intrusion prevention systems, web application firewalls, anti-malware and network taps.

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intelligence

In the context of cybersecurity, and not confined to intelligence developed for military purposes, intelligence is knowledge of threats, developed by analyzing various sources of information. The US DOD Dictionary...

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Internationalized Domain Name homograph attack

A form of homographic attack that uses apparently similar or identical characters from different language sets to spoof a domain. Also called IDN homograph attack. Compare typosquatting.

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Intrusion kill chain

A cybersecurity first principle strategy that seeks to disrupt known adversary activity at any one of several points in an attack sequence.

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IoA

Indicator of Attack. A clue that an attack may have occurred and/or is occurring. Or a precursor to an attack. A successful attack results in compromise.

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IoC

Indicator of Compromise. A clue that data exfiltration and/or harm may have occurred and/or is occurring

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