The most dangerous and difficult risk to detect to an organization is insider threat. When a trusted asset decides to betray the trust of his benefactor for the sake of ideology, greed or extortion the organization can suffer long lasting damage. This article outlines the nature and strategies of handling insider threat.
Threat data contained in Indicators of Compromise (IOC) can be applied against the data stored in StealthWatch to look for markers of historical breach. This entry outlines the steps in performing this analysis.
Thanks to the Grand Rapids chapter of the ISSA for hosting me today. My deck can be downloaded here.
The difficulty in controlling user behavior makes spear phishing a "no-brainer" for attackers. Network surviellance can detect the attack at different parts of the kill chain.
Don't trust your firewalls and NAC without validation. NetFlow is a great way to determine if they are doing what they are supposed to be doing (and alerting you when they are not.)