Defined term

Hacker

Hacker: Unauthorized user who attempts to or gains access to an information system.

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Infrastructure

Definition Sources Related terms

Definition

Unauthorized user who attempts to or gains access to an information system.

Alternative Definitions

Definition 2: Unauthorized user who attempts to gain or successfully gains access to an information system.
Source: March 2020 CSC ReportType: external
Definition 3: An unauthorized user who attempts to or gains access to an information system.
Source: NICCS GlossaryType: standard
Definition 4: An unauthorized user who attempts to or gains access to an information system. (From: CNSSI 4009) (NICCS)
Source: The Cyber GlossaryType: external

Sources

1

Committee on National Security Systems Glossary CNSSI 4009-2015

2

March 2020 CSC Report

3

NICCS Glossary

4

The Cyber Glossary

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