pAssword for chrome

PassBrow a Chrome extension that is made with the intention of maintaining user privacy through a default password to lock the browser.

It blocks access to any type of browser, not allowing access, shortcuts, web pages, browser settings, or access any web browser.
It is very simple to use, simply access the options of extension and register a new password to open the browser again password is required. You can also click the Lock button of popup, press the shortcut key CTRL+SHIFT+9, type 'pb lock' in address browser or in the context menu by clicking the right button on your web page.
Lock by Omnibox
Additional Options - Premium