Users and Application Management - Application Management

Use the Application/Account Management window to manage security-related settings for the system.

On the SBC main screen, navigate to Administration > Users and Application Management > Application Management.

The Application Management window opens.

Figure 1: Users and Application Management - Application Management

Figure 2: Users and Application Management - Application Management Continued

Figure 3: Users and Application Management - Application Management Continued

Figure 4: Users and Application Management - Application Management Continued

Configure Accounts

This section provides you an option to disable accounts. Enter the following fields and click Save:

• Disable CI and EMA Users After Failed Attempts - If checked, the following options display:
  • Disable Account after consecutive failed logins - Number of failed attempts after which the SBC Users account gets locked temporarily.
  • If Failed Logins Disable Account - If the account is disabled, the following options are presented to ensure the account gets unlocked:
    • Enable after seconds - The number of seconds after which the SBC Users account is automatically enabled and is available for login.
    • Require Admin to enable - The administrator must manually enable the SBC Users disabled account.
      
      
• Disable OS Users After Failed Attempts - If checked, the following options display:
  • Disable Account after consecutive failed logins - Number of failed attempts after which the Linux OS Users account gets locked temporarily.
  • If Failed Logins Disable Account - If the Linux OS Users account is disabled, the following options are presented to ensure the account gets unlocked:
    • Enable after seconds - The number of seconds after which the Linux OS Users account is automatically enabled and is available for login.
    • Require Admin to enable - The administrator must manually enable the disabled Linux OS Users account.
• Disable CLI and EMA Users Account if Unused - If checked, the following option displays: 
  • Disable CLI and EMA Users After No Use For - Number of days for which the SBC waits since the last use of an SBC user's account, before disabling the account.
    
    
• Disable OS Users if Account is Unused - If checked, the following option displays: 
  
  • Disable OS Users After No Use For - Number of days for which the SBC waits since the last use of an OS user's account, before disabling the account.
    
    
• Remove Account if Disabled and Unused - If checked, the following option displays: 
  
  • Remove After No use for - Number of days for which the SBC waits after an account is unused and disabled, before removing the account.
• Allow Public Key Authentication for CLI, NETCONF and SFTP Access - If the user checks this box and the SSH keys are populated, the SSH users can log into their servers without the need to enter their passwords. For more details, see the Allow SSH Public Key Authentication section.
  

Configure Sessions

You can configure the options for sessions in this section. You can set the number of sessions allowed for each user along with the time for each session to be alive.

Enter the following fields and click Save:

• Limit Sessions to: You can limit the number of sessions assigned to each user. The maximum sessions for a user is 5.

• Force Session Timeout: The application closes once the session time expires.

  Tip

  Ribbon recommends that Force Session Time option is always checked. This allows the software to automatically clean up the abandoned browser sessions after the specified timeout period. An abandoned browser session occurs when the user closes the browser without logging out of the application. If Force Session Timeout is unchecked, these abandoned sessions are not cleaned up and cause the user to reach their maximum number of allowed sessions. 

• End Session after: Specify the time in minutes after which the session times out.

Configure Login Banner

This section provides an option to configure your own banner which would displays on the Login screen of the EMA for all your users. Follow the steps below and click Save:

1. Enable Show Login Banner option to display all fields.
2. Enable Require User to Acknowledge Banner before Logging in option to receive acknowledgement from the users every time they try to login.
3. Enter your text that should be displayed as Banner in the text box next to Banner Text option.

Once the changes are saved, the Banner text will displays on the login screen.

Configure Password Rules

This section provides an option to configure passwords for users. It also specifies the criteria to establish a good password to access the EMA. Enter the following fields and click Save:

• Use Separate Password Rules for Administrators - If checked, separate password rules can be configured for Administrators and other types of users. The password rules are configured based on the following parameters:
  Table 1: Password Rule Parameters

  Parameter	Range	Default/Required	Description
  Prevent Reuse of Last	NA	4 passwords	This field prevents the user from re-using the last few passwords.
  Min Length	8-24 characters	8 characters (required)	Specifies the minimum number of characters in a password.
  Min Uppercase Characters	NA	1 character (required)	Specifies the minimum number of uppercase characters that can be used to create the password.
  Min Special Characters	NA	1 character (required)	Specifies the minimum number of special characters that are allowed in a password.
  Min Digits	NA	1 digit (required)	Specifies the minimum number of digits that are allowed in a password.
  Max Consecutive Repeats of Character	NA	3 repeats (max)	Specifies the number of times a character can be reused in a password.
  Min Number of Characters Different than Previous Password	NA	4 character (min)	Specifies the number of characters that should be different from the last password created.

• Enable Password Expiration for CLI and EMA Users: If checked, every password will have an expiration date. Also, the following options display:
  
  
  

Table 2: Password Expiration

• Enable Password Expiration for OS Users - If checked, passwords of Linux OS users also gets expired after a set number of days.
  
  
• Minimum Number of Days Before Password can be Changed -The value for this field denotes the minimum number of days (1 - 365 days) before the password can be changed. Counting starts from the day of changing the password for the last time. The default value is 1 day.

Disallowed Password Word List

To Create New Disallowed Password Word

To specify a word that should be disallowed from passwords, click New Disallowed Password Word.

1. The Create New Disallowed Password Word frame opens where you can enter a word of up to 23 characters.

2. Click Save to add the word to the disallowed word list.

To Edit a Disallowed Password Word

To edit a disallowed password:

1. Select the word from the Word list. The Edit Disallowed Password Word frame opens.
2. Make the necessary changes to the word and click Save.

To Copy a Disallowed Password Word

To copy a disallowed password:

1. Select the word from the Word list.  
2. Click Copy Disallowed Password Word. The Copy Disallowed Password Word frame opens.
3. Make any necessary changes to the disallowed word and click Save.

To Delete a Disallowed Password Word

To delete a disallowed password:

1. Select the word from the Word list.  
2. Click the delete (X) symbol at the end of the row.
3. Confirm the deletion when prompted.

Allow SSH Public Key Authentication

The SBC SSH public key authentication feature allows application management users to provision, delete, and display up to five SSH public keys for the purpose of accessing CLI (port 22), NETCONF(port 2022) and SFTP (port 2024).

This feature provides a user interface through which application management users can add, delete, and display authorized client public keys. Up to five keys are supported for each configured user.

Click the Allow Public Key Authentication for CLI, NETCONF and SFTP Access check box in the Configure Accounts frame (shown above) to enable SSH Public Key Authentication.