ISC StormCast for Thursday, May 19th 2016

Teslacrypt Shutting Down and Releasing Master Key
http://www.bleepingcomputer.com/news/security/teslacrypt-shuts-down-and-releases-master-decryption-key/
Office 365 Risks
https://www.skyhighnetworks.com/cloud-security-blog/7-charts-reveal-the-meteoric-rise-of-office-365/
LinkedIn Data Leaked From Past Breach
https://twitter.com/troyhunt/status/732838759390191617
Google Discontinuing SSLv3/RC4 Support for SMTP
http://googleappsupdates.blogspot.ro/2016/05/disabling-support-for-sslv3-and-rc4-for.html