david harry

  • How Hackers are Hiding Content & Links via PNG Files

    For nearly 7 years (of my 19 year SEO career) I did “forensic SEO”. From dealing with penalties, hacked sites to general traffic loss, sorting out why things are going wrong was my life. Over that time I’ve seen a lot of nasty hacks and negative SEO attacks. Recently, I was inadvertently dragged back in with a new client we took on.

    The SEM Postin SEO- 10 readers -
  • Rank Tracking; Is It Useful in Modern SEO?

    Over the last few years there’s been a fair bit of contention around the value and uses of rank tracking in the modern world of SEO. I went into the trenches to see what others thought and how they were using these applications themselves. And while it might seem self-serving to write about it here on AuthorityLabs, that’s not how I roll. I don’t pander to the publication.

    AuthorityLabsin SEO- 15 readers -
  • Getting Your Head Around Google’s RankBrain

    Recently, the Google RankBrain system has started to garner quite the buzz within the SEO community — but to a large degree, it’s not entirely being understood. We’ve even had some somewhat link-baity post titles that didn’t help things either. And of course, Google didn’t do itself any favors including the word “rank” in the name.

    The SEM Postin SEO Google- 35 readers -