Editing Spamdexing (section)

{{short description|Deliberate manipulation of search engine indexes}}
{{more citations needed|date=February 2021}}
'''Spamdexing''' (also known as '''search engine spam''', '''search engine poisoning''', '''[[Black hat hacker|black-hat]] [[search engine optimization]]''', '''search spam''' or '''web spam''')<ref>[http://searchengineland.com/what-is-search-engine-spam-the-video-edition-15202.php  ''SearchEngineLand'', Danny Sullivan's video explanation of Search Engine Spam, October 2008] {{Webarchive|url=https://web.archive.org/web/20081217170328/http://searchengineland.com/what-is-search-engine-spam-the-video-edition-15202.php |date=2008-12-17 }} {{cite web |title=Google Search Central |url=https://developers.google.com/search/docs/essentials/spam-policies |date=2023-02-23 }} . Retrieved 2023-5-16.</ref> is the deliberate manipulation of [[Web search engine|search engine]] [[Index (search engine)|indexes]]. It involves a number of methods, such as [[link building]] and repeating related and/or unrelated phrases, to manipulate the relevance or prominence of resources indexed in a manner inconsistent with the purpose of the indexing system.<ref name="wspy">"Word Spy - spamdexing" (definition), March 2003, webpage:[http://www.wordspy.com/words/spamdexing.asp WordSpy-spamdexing] {{Webarchive|url=https://web.archive.org/web/20140718161246/http://www.wordspy.com/words/spamdexing.asp |date=2014-07-18 }}.</ref><ref name=Gyongyi>{{Citation | first1=Zoltán | last1=Gyöngyi | author-link1=Zoltán Gyöngyi | first2=Hector | last2=Garcia-Molina | contribution=Web spam taxonomy | contribution-url=http://airweb.cse.lehigh.edu/2005/gyongyi.pdf | title=Proceedings of the First International Workshop on Adversarial Information Retrieval on the Web (AIRWeb), 2005 in The 14th International World Wide Web Conference (WWW 2005) May 10, (Tue)-14 (Sat), 2005, Nippon Convention Center (Makuhari Messe), Chiba, Japan. | year=2005 | publisher=ACM Press | place=New York, NY | isbn=1-59593-046-9 | author-link2=Hector Garcia-Molina | access-date=2007-10-05 | archive-date=2020-02-15 | archive-url=https://web.archive.org/web/20200215100841/http://airweb.cse.lehigh.edu/2005/gyongyi.pdf | url-status=live }}</ref>

Spamdexing could be considered to be a part of [[search engine optimization]],<ref>{{Cite journal |last1=Zuze |first1=Herbert |last2=Weideman |first2=Melius |date=2013-04-12 |title=Keyword stuffing and the big three search engines |url=https://www.emerald.com/insight/content/doi/10.1108/OIR-11-2011-0193/full/html |journal=Online Information Review |language=en |volume=37 |issue=2 |pages=268–286 |doi=10.1108/OIR-11-2011-0193 |issn=1468-4527}}</ref> although there are many SEO methods that improve the quality and appearance of the content of web sites and serve content useful to many users.<ref name=Ntoulas>{{Citation | first1=Alexandros | last1=Ntoulas |author-link=Alexandros Ntoulas | first2=Mark | last2=Manasse | author2-link=Mark Manasse | first3=Marc | last3=Najork | author3-link=Marc Najork | first4=Dennis | last4=Fetterly | author4-link=Dennis Fetterly | contribution=Detecting Spam Web Pages through Content Analysis | title=The 15th International World Wide Web Conference (WWW 2006) May 23–26, 2006, Edinburgh, Scotland. | year=2006 | publisher=ACM Press | place=New York, NY | isbn=1-59593-323-9 }}</ref>