OTP SYSTEM, A RELIABLE SECURITY MECHANISM With the advancement in technology all those working online are really facing security threat, at any moment a person can hack your website and can have an access to your data. For combating this threat TWO FACTOR AUTHENTICATION (TFA) is used widely which works by sending an OTP (ONE TIME PASSWORD ) . What is two factor authentications AND (OTP)? Two factor authentications is basically a second layer of protection after your password. When a person creates an account online, in order to secure his data he is compelled to enable two factors authentication process besides his user name and password. Now when the user log in by entering his user name and password the website or account send an OTP(one time password) on users mobile number or through any other registered mean . When the user enter that OTP he gets access to his data, OTP usually consists of 4 to 6 digits or alphabets. . DELIVERY OF OTP TO USE...
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