Spectre refers to a whole family of potential weaknesses of which Meltdown is just one. Dr Steve Bagley talks about CPU hardware design flaws on an unprecedented scale. Papers on both Spectre and Meltdown can be found here: http://bit.ly/C_Spec_Melt CPU Hardware: COMING SOON Secret Key Exchange: https://www.youtube.com/watch?v=NmM9HA2MQGI https://www.facebook.com/computerphile https://twitter.com/computer_phile This video was filmed and edited by Sean Riley. Computer Science at the University of Nottingham: https://bit.ly/nottscomputer Computerphile is a sister project to Brady Haran's Numberphile. More at http://www.bradyharan.com/