it's a fictional creature that appears in doom novels written by frank herber, so i'm curious about where this title came from. andy's the senior writer for "wired" magazine where he coffers security, privacy and culture. he's the author of the machine kills secret, and in 2017 the cover story on ukraine's cyber war won an award from the new york society of professional journalists. he lives in new york with his wife who's a documentary filmmaker. and we're also so honored tonight to have robert mcmillan in conversation with andy. he writes about security, hackers and privacy, previously he wrote about icloud computing business technology, bitcoin and artificial intelligence. he writes for "the wall street journal" and lives in san francisco. please give a warm book passage welcome to andy. [applause] >> thanks so much for having us here. and thanks for having us in this great bookstore. it's really wonderful to be the in a full service bookstore with a great room like this to talk in. i'm going to get to your question about sandworm, but i wanted to start by -- it's almost like i feel li