The Penguin Update: Google Update Webspam Algorithm

Google Penguin Update for Over-optimization penalty and Web-spam Update. Penguin used to a number of spam factors, including keyword stuffing, and impacted an estimated 3.1% of English queries. 

Google algorithm update that was first announced on April 24, 2012. He update is aimed at decreasing search engine rankings of websites that by using black-hat SEO techniques such as Keyword Stuffing, Cloaking, Unnatural Link and duplicate content. I have mention below main target point of Google Penguin.

                                                 

 1. Keyword Stuffing 
 2. Un-natural Link
 3. Duplicate Content
 4. Black Hat SEO technique
 5. Clocking