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Security Operations · Intermediate

Trusted Automated Exchange of Intelligence Information (TAXII)

A protocol for exchanging cyber threat intelligence over HTTPS, designed to carry STIX data.

Definition

TAXII 2.1 defines a RESTful API with collections (request-response) and channels (publish-subscribe) for sharing intelligence between servers and clients. It is maintained by OASIS alongside STIX.

Example

A TIP polling a TAXII collection from an ISAC every hour.

Exam tip

STIX is the content; TAXII is the transport.

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