Top Spam protection Plugins -protect against malicious attack
Plugins help you from malicious spam submission in any form of your website like comment, contact us etc.
Akismet check your comment and contact form against their global database to prevent your site from publishing malicious content.
Once they find any comment looks spam then automatically put in spam folder.
Every day you will get hundreds of spam comment so it helps you in saving you disk space and speeding up your site.
Check important information of Akismet