Authentication in mobile cloud computing by combining the tow factor Authentication and one time password token

The Cloud has become a popular business transaction platform nowadays. Unfortunately, this powerful and pervasive network somehow is overshadowed by the growing security threat emerging from the various attacks Authentication is One of the major security issues in mobile cloud computing. Combinig the Two-factor Authentication (2FA) technology with One-time Password (OTP), has emerged as a popular protection system. The 2FA system employs two user specific factors for authentication. It can significantly enhance the network security. We used a dynamic one time password as a second factor. These otp codes provide strong security and resist MITM-seed tracing and shoulder surfing attacks