The post office authentication policies allows you to restrict login attempts to specific countries. The connecting IP address is checked against a country database and will either be blocked or allowed to perform a login attempt. This option can increase security by restricting login attempts to within your own country.
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Setting |
Explanation |
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Authentication restrictions are enabled |
Country login restrictions are able to be set on a global, postoffice or mailbox level. The global level under the servers authentication policies has to be be set to configure it at a postoffice level in order for postoffice level option to be configured. |
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Stop connections from the countries below authenticating. All other countries can authenticate. |
There are two modes available for determining whether a person in a country can authenticate. You can either block specific countries or allow specific countries. Selecting this option allows you to block individual countries. |
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Only connections from the countries selected below can authenticate. |
Select this option when you just want to select the countries that are able to log into the postoffice. |
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Countries |
This is the country list where you can select which countries apply to the above settings. |
| Allow E-mail addresses for usernames | By default, usernames are formatted as mailbox@postoffice. YOu may wish to allow users to use an email address connected to their mailbox to log in. Enabling this option allows users to use any email address mapped to their mailbox instead of their mailbox name. |
| Allow users to configure Two Factor Authentication | This will allow users to configure two factor authentication under web mail. The two factor authentication is configured under the Optiosn->Login page. |