CAPTCHA: A SECURITY MEASURE AGAINST SPAM ATTACKS
نویسندگان
چکیده
منابع مشابه
Strategies and scenarios of CSRF attacks against the CAPTCHA forms
In this article, we’ve tried to examine the hypothesis of the robustness of a form by using CAPTCHA against CSRF and login CSRF attacks. Our investigations showed that unlike public opinion, common attacks to bypass CAPTCHAs such as Optical Character Recognition (OCR) and 3rd party human attacks are not applicable in the CSRF case and instead, Clickjacking is the most important scenario of CSRF...
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CAPTCHA is standard for providing security for web services. It mainly used to avoid Denial-Of –Service attack. CAPTCHA Completely Automated Public Turing Test to Tell Computers and Humans Apart or it is designed to distinguish automatic bots and human. Many different CAPTCHA were introduced and it is in use. All the CAPTCHA have some disadvantage. Textbased CAPTCHA can be easily identified by ...
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Denial of service Attacks have become one of the most common ways to attack a system. Numerous recent incidents have proved that even carefully designed systems (e.g. large scale web servers) can be brought down by a DoS attack. This is mainly because today, there are no wide spread and well established mechanisms to detect DoS attacks and give the servers appropriate notice. Many ongoing resea...
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ژورنال
عنوان ژورنال: International Journal of Research in Engineering and Technology
سال: 2013
ISSN: 2321-7308,2319-1163
DOI: 10.15623/ijret.2013.0205021