Bloody spammers injected spams into some of my posts as hidden links.

Some bloggers who were the victims of such a hacking activity were not aware of it until their pagerank got penalised, or when Google Adsense began to show public service advertisements in their posts.

If you noticed weird links in your posts that begins with the syntax “display: none”, your blog is probably at risk.

Do check out this and this posts for WordPress security tips. Kindly google for more tips.