As DNS is more widely used to distribute certificate information, proving ownership of a resource becomes more critical. The constant challenges required to prove resource ownership, however, increase delay in connecting or using a resource. DNS persists--as the name implies--creates a persistent connection between a resource and a certificate authority. Henry Birge-Lee, Michael Slaughter, and Shiloh Heurich join Russ and Tom to explain how this new record type works and it's importance to DNS.