You’re checking the backlinks pointing to your site, as you do occasionally, when you see it:
a huge spike in links.
At first, you’re not sure whether to be excited or scared, but when you look closer, your fears are confirmed—you’re being attacked.
Someone is bombarding your site with spam links (like the ones below) in the hopes that you will be penalized by Google…
A Step-by-Step Guide to Protecting Yourself Against Negative SEO