Google Hacking

Basic information grinding:

Using site operator
Example – (Show all pages from, but not

Link exploring:

Using link operator. Show all sites that link to the target site.
Example –

Group tracing:

Using google groups

Finding directory listings:

Example - intitle:index.of “parent directory”

System/application versioning:

Searching “Powered by Application x” to identify web applications or systems.

Directory traversal:

Example - intitle:index.of inurl:/admin/ to search for folders with interesting names like admin

Incremental substitution:

finding a file called users01.doc and changing the url to users02.doc to see if files or folders aren't indexed.

Extension walking:

Using filetype operator, or the ext operator.
Example – filetype:pdf

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