The PDF is at http://delivery.acm.org/10.1145/3000000/2993746/p7-cerf.pdf?ip=50.233.185.90&id=2993746&acc=OPEN&key=4D4702B0C3E38B35.4D4702B0C3E38B35.4D4702B0C3E

The PDF is at http://delivery.acm.org/10.1145/3000000/2993746/p7-cerf.pdf?ip=50.233.185.90&id=2993746&acc=OPEN&key=4D4702B0C3E38B35.4D4702B0C3E38B35.4D4702B0C3E38B35.6D218144511F3437&CFID=847037650&CFTOKEN=57851656&__acm__=1475529230_b8a1afc4c3cfad8c5d60088f367d28d0 http://delivery.acm.org/10.1145/3000000/2993746/p7-cerf.pdf?... Linking to motherboard because it's a nice summary, easily readable without going through the rather slow acm.org site.