Common Certificate Errors from btrll.com

If you’re getting a pop-up warning about *.btrll.com that says, “[the] identity of this website cannot be verified” or “[the] name on the security certificate is invalid,” this post is here to help. Btrll.com is operated by Bright Roll, a company owned by Yahoo, that distributes online ads. This warning/error appears because of a misconfiguration […]

Researchers Urge Administrators to Replace SHA-1 Certificates with SHA-2

Research findings do not directly undermine the security of the Internet at large. Given the lessons learned with the MD5 full break, it is not advisable to wait until these become practically possible.

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