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.

We invite you to read our show notes.

Hosts: Steve Gibson and Leo Laporte

Download or subscribe to this show at https://twit.tv/shows/security-now.

You can submit a question to Security Now! at the GRC Feedback Page.

For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: grc.com, also the home of the best disk maintenance and recovery utility ever written Spinrite 6.

Bandwidth for Security Now is provided by CacheFly.