The 2018 RSA Conference kicks off this week in San Francisco. The massive security conference draws more than 50,000 attendees from around the world eager to learn more about the latest threats, vulnerabilities, and security products and tools. This year's conference has more than 650 exhibitors and 550 sessions covering everything from cryptocurrency to the Internet of Things. Threatpost's Tom Spring and Lindsey O'Donnell,  who will be covering the conference, talk about what they are most excited for.