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Notification of significant new trends or developments regarding the threat to the information systems of an organization. This notification may include analytical insights into trends, intentions, technologies, or tactics of an adversary targeting information systems.
Rationale: General definition of a commonly understood term.
CNSSI 4009-2015 under advisory
A feature or function that mav be desired by a typical commercial or government organization. An Advisory represents a goal to be achieved. An Advisory may be reclassified as a Requirement at some future date. An advisory contains the word should and is identified by the letter "A."
NIST SP 800-13 under Advisory