Whoever invented browser push notifications must have been able to guess they would be abused for advertising. This post explains what they are and how to disable them.
Browser update? Do not trust, and do verify before downloading potential malware.
Two new extensions in Firefox and Chrome force install then hide from the user. Learn how you can protect yourself against them and remove them manually.
The Mintcast PUPs use the way Firefox loads its settings to make some changes that the user is not aware off and that put him at extra risk by disabling the safebrowsing settings.
A new zero-day discovered in Internet Explorer 10 and was used in targeted attacks.