OASIS STIX 2.1 Best Practice Guide v1.0.0
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This guide developed by the OASIS Cyber Threat Intelligence (CTI) Technical Committee suggests best practices to use for STIX content, both for some non-MUST normative statements and for considerations beyond the specification. The driving force behind the STIX standard is to support interoperability. If most STIX producers and consumers follow agreed upon best practices, interoperability will be more likely.