Ved Prakash Singh

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— CAPTCHA is an acronym for Completely Automated Public Turning Test to tell Computers and Humans Apart [1]. CAPTCHA is basically used as a protection from these malicious programs like Bot. Now a day's for web security we are using different type of captcha. In this paper we describe all type of captcha and also describe their drawbacks all type of(More)
Allergy to fungi has been linked to a wide range of illnesses, including rhinitis and asthma. Therefore, exposure to fungi in home environment is an important factor for fungal allergy. The present study was aimed to investigate types of airborne fungi inside and outside the homes of asthmatic children and control subjects (nonasthmatic children). The(More)
— since the evolution of Internet, web security has become a primary concern and is also very challenging with its day by day growth. Our aim is to utilize CAPTCHAs as a system to improve the security for Internet based applications. There are many threats circulating on the Internet and one such threat is BOT, a malicious program, which runs automated(More)
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