Joe Sullivan is the CEO of Ukraine Friends, a nonprofit providing humanitarian aid to the people of Ukraine. He also advises a number of startups and mentors security leaders. Joe has worked at the intersection of government, technology, and security since the mid-1990s. He spent 8 years working for the US DOJ, eventually as a federal prosecutor 100% focused on technology-related crimes, received national recognition from the DOJ for outstanding service as a federal prosecutor, and worked on many first-of-their-kind cybercrime cases, including supporting the digital aspects of the 9/11 investigation. Joe was recruited to eBay in 2002 to build out their eCrime team, and later took on responsibilities at PayPal. In 2008 Joe moved to Facebook where he became their CSO, building a small security org into a team of hundreds. He was recruited from there to join Uber in 2015 to be their first CSO. After Uber, Joe spent 2018 through 2022 as the CSO at Cloudflare. He has also advised a significant number of companies over the years, including AirBnB and DoorDash. Joe has testified as an expert before the US Congress twice, been a commissioner on the National Action Alliance for Suicide Prevention, a board member on the National Cyber Security Alliance, a many-time opening plenary speaker at the Dallas Crimes Against Children Conference, a participant in a White House anti-online-bullying effort, an advisor to the Department of Homeland Security, and in 2016 accepted an appointment from President Obama to his Commission on Enhancing National Cybersecurity.