Digi LR54 User Manual page 800

User authentication
For example, to set Lockout duration to ten minutes, enter 10m or 600s.
The minimum value is 1 second, and the maximum is 15 minutes. The default is 15
minutes.
8. Add groups for the user.
Groups define user access rights. See
groups.
a. Click to expand Groups.
b. For Add Group, click .
c. For Group, select an appropriate group.
Note Every user must be configured with at least one group. You can add multiple groups to a
user by clicking Add again and selecting the next group.
9. (Optional) Add SSH keys for the user to use passwordless SSH login:
a. Click SSH keys.
b. In Add SSH key, paste or type a public encryption key that this user can use for
passwordless SSH login and click .
10. (Optional) Configure two-factor authentication for SSH, telnet, and serial console login:
a. Click Two-factor authentication.
b. Check Enable to enable two-factor authentication for this user.
c. Select the Verification type:
n
n
d. Generate a Secret key:
i. Click ... next to the field label and select Generate secret key.
ii. Copy the secret key for use with an application or mobile device to generate
passcodes.
LR54 User Guide
Time-based (TOTP): Time-based One-Time Password (TOTP) authentication uses
the current time to generate a one-time password.
Counter-based (HOTP): HMAC-based One-Time Password (HOTP) uses a counter to
validate a one-time password.
Authentication groups for information about configuring
Local users
800