Purpose: the present paper aims to describe the history, dimensions, and research and application areas of information credibility especially in the web information environment.
Methodology: reviewing related literature in communication, sociology, information science and computer science.
Findings: credibility is a multidimensional and expansive concept for which an agreement has not been reached. Credibility is basically an evaluation related to the user by which both objective judgments like quality and accuracy of information and subjective judgments like trustworthiness and expertise should be took into consideration. Research area of credibility conducted usually by checklist and survey approaches comes across many challenges especially in the web environment.
Originality/value: information credibility is a major concern in new information and media environments and needs serious consideration. Furthermore, the present paper is the first in Persian language concerning the concept.
 

Keywords: information credibility, World Wide Web, evaluation skills, information resources.

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