Several publications have already nominated 2015 as The Year of Threat Intelligence Sharing. The U.S. Department of Homeland Security (DHS) leads community-driven efforts to share threat intelligence. CybOX, STIX and TAXII have drawn recent attention to their use in threat intelligence sharing efforts. These specifications have all been around for at least a couple of years, and a wide variety of tools already support them. At least for now, support will be a requirement for new entrants into the market due to the buzz surrounding them.”]
Source: https://securityintelligence.com/navigating-a-sea-of-threat-intelligence-specifications/