Google Webmaster Tools

 Google webmaster tool is a service that provided by google. It provide free of charge for webmasters, which allows them to check their indexing status and also optimize website visibility. In May 2015, Google change the Google Webmaster as Google Search Console.

Google Search Console

 Google Search Console is the collection of tools and resources that help website owners, webmasters, web marketers and SEO professionals monitor website performance in the Google search index .Also it included information about search appearance, search traffic, technical
status updates, crawl data and additional educational resources.

Google Webmaster Tool and Discription.

 
There are 5 main ways of verification presently in suit for GWT :


*The HTML file upload : Google provides you with a blank page , specially named file that you just have to drop in the root directory of your site. once you've done that, you just click on the verify button and you'll have access to your GWT data of this site.

*HTML tag : clicking on this option will improve you with a meta tag that you can insert into the head of your home page. After this click on the verify button to view your GWT data. The item that to note about the method of verification is that it's possible for the tag to be accidentally removed during an update to the home page, which would lead to revocation of the verification, but reinserting the tag and clicking verify again will fix that.

*Domain Name Provider : We have to select the Domain Name Provider  from the drop-down list and Google will give you a step-by-step guide for verification along with a unique security token for you to use. 

*Google Analytics : If the google account you're using for GWT is the same account as for GA
(assuming you are using GA as your  analytics solution), is an admin on the GA account, and you're using the asynchronous tracking code (with the code being in the head  of your home page). then you can verify the site in this way

*Google Tag Manager : This method allows you to use the Google Tag Manager to verify your site.