Enable CAPTCHA for secure logon to ADManager Plus

    You can prompt the user to enter the required CAPTCHA code in the login screen of ADManager Plus  to prevent bot-based attacks.

    Steps to enable CAPTCHA in the ADManager Plus login screen.

    1. Logon to ADManager Plus and click on the Delegation tab.
    2. Under the Configuration section of the left navigation pane, click on Logon Settings.
    3. Click on the General tab.
    4. Select the Enable CAPTCHA in login page option.
    5. Select one of the following options:
      • Always show CAPTCHA
        Use this option to enable the CAPTCHA to be displayed for every ADManager Plus logon attempt.
      • Show CAPTCHA for invalid logon attempts
        If you select this option, the user will be prompted to specify the  CAPTCHA after failed logons. You can further specify:
        1. The number of invalid logon attempts after which the user must be prompted to enter the CAPTCHA.
        2. The time limit after which the invalid logon attempts limit must be reset.
    6. You can also enable audio CAPTCHA by selecting the required option.

      Note:
      In case you have enabled audio CAPTCHA, only digits will be displayed in the  CAPTCHA. Additionally, if a specific browser does not support audio CAPTCHA,  then the usual CAPTCHA, a combination of alphabets and digits, will be  displayed.

    7. Click Save Settings.