Google Webmaster Tool got Labs feature where you can do couple of more things related to SEO and status of your blog or website. Webmaster team has recently updated the Webmaster tool by adding lot many new things and now they added Labs feature. Here are the two features currently added into Google Webmaster Tool.
Malware Detection is very important tool added by Google under Webmaster Tool. Initially Google team used to notify the Webmaster thru Webmaster Tool about the Malware infection on sites but now they have added the tool to keep any eye on daily basis. Click on “Malware Details” under Labs to check the current status of your site. If any Malware found, then remove or replace it on ASAP.
Update: Google Webmaster Tool team has also removed the PR status and Highest PR page options from Diagnostics / Crawl Status page.