Large number of websites on internet these days is made on WordPress which has also become one of the most popular content management system (CMS). With the growing use and popularity of WordPress the need for its security has also increased and to look into this matter various security plugins are provided. Though there are large numbers of these security plugins but the details of the most popular ones are given in the following part of the article.
SI CAPTCHA Anti-Spam is one of the most popular plug-in that adds an anti spam method to the WordPress on the forms for the comments, lost password, registration and others. The plug-in has 35 active versions and it has been rated 3.8 out of 5 stars.