Google Search Hacking

Google Operators:

Operators are used to refine the results and to maximize the search value. They are your tools as well as ethical hackers’ weapons
Basic Operators:

+, -, ~ , ., *, “”, |,

OR

Advanced Operators:

allintext:, allintitle:, allinurl:, bphonebook:, cache:, define:, filetype:, info:, intext:, intitle:, inurl:, link:, phonebook:, related:, rphonebook:, site:, numrange:, daterange

Basic Operators !!

(+) force inclusion of something common

Google ignores common words (where, how, digit, single letters) by default:
Example: StarStar Wars Episode +I

(-) exclude a search term
Example: apple –red

(“) use quotes around a search term to search exact phrases:
Example: “Robert Masse”

Robert masse without “” has the 309,000 results, but “robert masse” only has 927 results. Reduce the 99% irrelevant results

Basic Operators

(~) search synonym:
Example: ~food
Return the results about food as well as recipe, nutrition and cooking information

( . ) a single-character wildcard:
Example: m.trix

Return the results of M@trix, matrix, metrix…….
( * ) any word wildcard

Advanced Operators: “Site:”

Site: Domain_name
Find Web pages only on the specified domain. If we search a specific site, usually we get the Web structure of the domain

Examples:

site:http://googlehackz.blogspot.com/


Advanced Operators: “Filetype:”

Filetype: extension_type

Find documents with specified extensions

The supported extensions are:

- HyperText Markup Language (html) - Microsoft PowerPoint (ppt)
- Adobe Portable Document Format (pdf) - Microsoft Word (doc)
- Adobe PostScript (ps) - Microsoft Works (wks, wps, wdb)
- Lotus 1-2-3 - Microsoft Excel (xls)
(wk1, wk2, wk3, wk4, wk5, wki, wks, wku) - Microsoft Write (wri)
- Lotus WordPro (lwp) - Rich Text Format (rtf)
- MacWrite (mw) - Shockwave Flash (swf)
- Text (ans, txt)

Note: We actually can search asp, php and cgi, pl files as long as it is text-compatible.

Example: Budget filetype: xls

Advanced Operators “Intitle:”

Intitle: search_term

Find search term within the title of a Webpage

Allintitle: search_term1 search_term2 search_term3
Find multiple search terms in the Web pages with the title that includes all these words

These operators are specifically useful to find the directory lists

Example:
Find directory list:
Intitle: Index.of “parent directory”

Advanced Operators “Inurl:”

Inurl: search_term
Find search term in a Web address

Allinurl: search_term1 search_term2 search_term3
Find multiple search terms in a Web address


Examples:
Inurl: cgi-bin
Allinurl: cgi-bin password

Advanced Operators “Intext;”


Intext: search_term
Find search term in the text body of a document.

Allintext: search_term1 search_term2 search_term3
Find multiple search terms in the text body of a document.

Examples:
Intext: Administrator login
Allintext: Administrator login

Advanced Operators: “Cache:”

Cache: URL
Find the old version of Website in Google cache

Sometimes, even the site has already been updated, the old information might be found in cache


Examples:
Cache: http://googlehackz.blogspot.com/

Advanced Operators

..
Conduct a number range search by specifying two numbers, separated by two periods, with no spaces. Be sure to specify a unit of measure or some other indicator of what the number range represents


Examples:
Computer $500..1000
DVD player $250..350

Advanced Operators: “Daterange:”

Daterange: -

Find the Web pages between start date and end date

Note: start_date and end date use the Julian date
The Julian date is calculated by the number of days since January 1, 4713 BC. For example, the Julian date for August 1, 2001 is 2452122


Examples:
2004.07.10=2453196
2004.08.10=2453258


Vulnerabilities date range: 2453196-2453258

Advanced Operators “Link:”

Link: URL
Find the Web pages having a link to the specified URL

Related: URL
Find the Web pages that are “similar” to the specified Web page
info: URL

Present some information that Google has about that Web page
Define: search_term

Provide a definition of the words gathered from various online sources


Examples:
Link: googlehackz.blogspot.com
Related: googlehackz.blogspot.com
Info: googlehackz.blogspot.com

Define: Network security

Advanced Operators “phonebook:”

Phonebook
Search the entire Google phonebook
rphonebook
Search residential listings only
bphonebook
Search business listings only


Examples:
Phonebook: robert las vegas (robert in Las Vegas)
Phonebook: (702) 944-2001 (reverse search, not always work)
The phonebook is quite limited to U.S.A