Roger A. Grimes (CPA, CISSP, and dozens of other certifications), founder and consultant for Post-Quantum Defense, LLC, is a 39-year computer security veteran and author of 18 books and over 1650 magazine articles on computer security. He specializes in education and advisory services around quantum and post-quantum topics. Roger is a frequent speaker at national computer security conferences, and his presentations are fast-paced and filled with useful facts and recommendations. He has consulted for hundreds of companies, large and small, and has worked at some of the world’s largest computer security companies, including Foundstone, McAfee, and Microsoft. Roger is frequently interviewed and quoted in the media, including Newsweek, CNN, NPR, and WSJ.