The sign-up or login process with OTP created using PHP and PHP Mailer is a secure authentication method. Users register with their details, and PHP generates a random OTP associated with their email.
          secure-otp-authentication          php-mailer-otp          otp-login-system          php-otp-authentication          secure-user-authentication          otp-email-verification          php-secure-login          email-otp-validation      
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            Updated
            Jun 5, 2023 
- PHP