This protection may come in the form of several security measures such as passwords. The deep web consists of all those pages that are protected and hence cannot be indexed by a search engine. The surface web consists of all the pages that can be indexed by a normal search engine like Google and are available for everyone to see. But, in reality, there are 3 main types of the Internet which are crucial to understanding to get an accurate picture of how it works: To the layperson, their only exists one type of the Internet – the one we use for normal browsing every day. For a beginner, it is almost impossible to find a website on the Tor browser or how it works and that’s where dark web search engines help.