Yep, it's back again. Same issue, getting error code: ssl_error_bad_mac_read problems in Firefox because of it. KIS 2015 entered the RC stage, so it won't be long until it's final and released. Find the latest build here: http://forum.kaspersky.com/index.php?showforum=16 EDIT: Interesting, seems to be working okay now. Will keep testing.