alert

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Definitions:

Notification that a specific attack has been directed at an organization’s information systems.
Sources:
CNSSI 4009-2015

A brief, usually human-readable, technical notification regarding current vulnerabilities, exploits, and other security issues. Also known as an advisory, bulletin, or vulnerability note.
Sources:
NIST SP 800-150 under Alert

Glossary Comments

Comments about specific definitions should be sent to the authors of the linked Source publication. For NIST publications, an email is usually found within the document.

Comments about the glossary's presentation and functionality should be sent to secglossary@nist.gov.

See NISTIR 7298 Rev. 3 for additional details.