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Search engine optimization (SEO) is the process of improving the quality and quantity of website traffic to a website or a web page from search engines. [ 1 ] [ 2 ] SEO targets unpaid search traffic (usually referred to as " organic " results) rather than direct traffic, referral traffic, social media traffic, or paid traffic .
robots.txt is the filename used for implementing the Robots Exclusion Protocol, a standard used by websites to indicate to visiting web crawlers and other web robots which portions of the website they are allowed to visit.
When search engine defense thinks an access might be automated, the search engine can react differently. The first layer of defense is a captcha page [4] where the user is prompted to verify they are a real person and not a bot or tool. Solving the captcha will create a cookie that permits access to the search engine again for a while. After ...
The purpose of storing an index is to optimize speed and performance in finding relevant documents for a search query. Without an index, the search engine would scan every document in the corpus, which would require considerable time and computing power. For example, while an index of 10,000 documents can be queried within milliseconds, a ...
In August 2007 the code used to generate Facebook's home and search page as visitors browse the site was accidentally made public. [6] [7] A configuration problem on a Facebook server caused the PHP code to be displayed instead of the web page the code should have created, raising concerns about how secure private data on the site was.
Cloaking is a search engine optimization (SEO) technique in which the content presented to the search engine spider is different from that presented to the user's browser. This is done by delivering content based on the IP addresses or the User-Agent HTTP header of the user requesting the page.
Search engines generally publish privacy policies to inform users about what data of theirs may be collected and what purposes it may be used for. While these policies may be an attempt at transparency by search engines, many people never read them [5] and are therefore unaware of how much of their private information, like passwords and saved files, are collected from cookies and may be ...
Openbook was a Facebook-specific search engine, built upon Facebook's publicly available API, [1] which enabled one to search for specific texts on the walls of Facebook subscribers en masse which they had denoted, knowingly or unknowingly, as being available to "Everyone," i.e. to the Internet at large.