An Actionable Threat Intelligence system using a Publish-Subscribe communications model. - Syam Appala; Nancy Cam-Winget; David A. McGrew; Jyoti Verma (WISCS@CCS, 2015)

Using Extensible Messaging and Presence Protocol (XMPP) for Security Information Exchange. - Nancy Cam-Winget; Syam Appala; Scott Pope; Peter Saint-Andre (RFC, 2019)