What is spam comment

Comments help in building backlinks. Many bloggers or website owners use this as an automated comment method to create backlinks. Currently, it is one of the most popular Black Hat SEO Techniques.

You must have seen spam comments. These are automated comments, which often contain keywords and spam links.

That's why most of the blogs now use the nofollow tag for comment links. And Google doesn't follow comment links and doesn't pass link juice.

If you are using bad SEO techniques (Automated commenting) to build backlinks, then you are on the way to black hat SEO.

Also, if someone makes spam comments on your site, delete them. There are various plugins available to automatically filter spam comments.