It is un-ethical black hat SEO technique. The programmer writes a content for search engine purpose, but not for the people. Consequently, the search engine sees one content, but visitor sees other content. It's violation of Google webmaster guidelines.

The Google Spam team identifies it and possible to punish the website. If anyone follows such techniques give complaint to the Google Spam team at https://www.google.com/webmasters/tools/...

Cloaking is a black hat technique of SEO. When a website have two different instance for search engines and visitors then it is called cloaking.

Hello,

Cloaking is a method in which the content is presented to the search robot in the different format to the human visitors.It is a Black Hat SEO technique, and it is of many types like IP address Cloaking,User Agent Cloaking.

Thank you..

Cloaking is generally a black hat SEO technique where a page gets re-directed to other. Cloaking is the process of giving search engine a set of web page, while the internet customer gets a luring web page.

Cloaking is a black hat technique of SEO.In cloaking website have two different instance for search engines and visitors.

It's an Black Hat technique in SEO, where webmasters try to manipulate Search engines by creating invisible pages with targeted keywords, which leads to good keyword ranking. In general we need to avoid those kind of things for better results

Hiding the data in a webpage or website from search engine bot is called cloaking.