Google Hacking Database (GHDB) -
Examples of queries that can help an attacker gain a foothold into a web server
These files contain usernames, but no passwords... Still, Google finding usernames on a web site.
These searches reveal servers with specific vulnerabilities. These are found in a different way than the searches found in the "Vulnerable Files" section.
These links demonstrate Googles awesome ability to profile web servers.
Googles collection of web sites sharing sensitive directories. The files contained in here will vary from sensitive to über-secret!
HUNDREDS of vulnerable files that Google can find on websites.
PASSWORDS!!! Google found PASSWORDS!
Examples of queries that can reveal online shopping infomation like customer data, suppliers, orders, credit card numbers, credit card info, etc
Really verbose error messages that say WAY too much!
This category contains things like printers, video cameras, and all sorts of cool things found on the web with Google.
No usernames or passwords, but interesting stuff none the less.
These searches locate vulnerable servers. These searches are often generated from various security advisory posts, and in many cases are product or version-specific.
These pages contain such things as firewall logs, honeypot logs, network information, IDS logs... All sorts of fun stuff!
These are login pages for various services. Consider them the front door of a websites more sensitive functions.