1.Yoast SEO
This Plugin will help you to improve your SEO ranking and you can easily add Meta title, description and keywords. Make your post and page SEO Friendly
2. Limit Login Attempts
This Plugin will help you in login Security in the word press the default Admin access address is Example: technicaldigital.in/Wp-admin is the default login system now with the help of this plugin you can customize the Admin login URL as per you comfirtablity and apart from this you can limit to login after 2 attempt you login will not work for 24 hours as per your decided time
3. Akismet
With the help of this you can protect your website and blog from the spammer this plugin automatically will detect the spam comment
4. Contact Form 7
If you want to receive the enquiry from your website and blog this will help you in making a excellent form
5. Wordfence Security
This is the best plugin for your website protect from the virus, Malware attack Firewall, blocking, live traffic, login security & more