Yahoo security, $1.5 mil iPhone bug bounty, WoSign woes, trapdoored primes. Leo and Steve discuss today's Windows update changes for 7 and 8.1, an exploit purchaser offers a $1.5 million bounty for iOS hacks, WhisperSystems encounter first bug, an IEEE study reveals pervasive "Security Fatigue" among users, Firefox and Chrome news, following the WoSign Woes, Samsung Note 7 news, some errata, a bunch of miscellany... and a look into new Yahoo troubles and concerns over the possibility of hidden trapdoors in widely deployed prime numbers.