With over 20 years of experience in the information security industry, Mr. Kalember currently leads cybersecurity strategy for Proofpoint and is a sought-out expert for leadership and commentary on breaches and best practices. His global team of security experts ensures that Proofpoint’s customers have consistent insight into the attacks that target their people. Mr. Kalember joined Proofpoint from WatchDox where he served as both chief product officer and CMO, leading the development of pioneering data-centric security solutions through to the company’s acquisition. Previously, Ryan ran solutions across HP’s portfolio of security products, was director of product strategy at ArcSight, and held a variety of positions at VeriSign, including EMEA regional manager and senior product manager. Early in his career, Ryan was a security practitioner, helping build many leading security organizations and security operations centers (SOCs) around the world. He received his bachelor's degree from Stanford University, where he studied fault tolerance, cryptography, and authentication algorithms.

Sherrod is the VP of Threat Research and Detection leading a worldwide malware research team to advance Proofpoint threat intelligence and keep organizations safe from cyberattacks. Sherrod directs her 24/7/365 team to investigate advanced threats, deliver protections to customers daily, and create scalable threat intelligence solutions that integrate directly into Proofpoint products. Sherrod has been with Proofpoint for five years and has over fifteen years of information security experience.