Each user has the option to select 3 methods to authenticate.

Email - can be a personal email or @mod.gov.uk - you must be able to access the email address selected. Please check all folders as well as the SPAM/Junk for the email token.

If you are accessing the Defence Gateway via MoDnet you are not required to authenticate as this is already marked as a trusted device.

SMS - Should you wish to use this this method you will need to enter the mobile in the following format - drop the 0 from the mobile number and prefix +44 before the 7. If your device is registered in another Country you will need to prefix their code. Your mobile device must have adequate Network Coverage and that your Network does not have an outage to receive the OTP codes.

QR Code - downloaded from your devices App store - the following have been tested by the DGW Team OTP, Microsoft Authenticator, Google Authenticatior - there are other Apps you can download, these have not been tested by the Defence Gateway Technical Team.

Authy is one that we have tried and tested which will not work with our application.

Ensure that you have clicked the remember this device when asked to authenticate, this will then not trigger again until the 60 day period is up or you change your device.

Google Authenticator

This uses the Google Authenticator app to provide tokens. You need to install Google Authenticator on your Android or Apple devices and then use the app to scan a QR code which will be shown once you click the button below. Once the code has been scanned this will be stored in the app. Every time you login, you will use the app to get a new code to type in.

Google Authenticator can be found in the app stores at Android or Apple

If you are logging into the Defence Gateway through MODnet you will not need to authenticate as this has already recorded as a trusted device.  Should you then log in via your personal device you will be presented with the 2FA options to authenticate against.

Please check that you have added the correct email address.

Check your SPAM/Junk folder for the link.


If you have selected Hotmail/gmail etc that the email has not dropped into the various folders these applications use.

Please ensure that you have entered the correct format for the country code  to where your mobile device is registered to – ie If UK +4477 etc – Please remember to drop the 0.

The MS authenticator application is no longer available to use as a method authentication and has now been removed from our list of applications.

After carrying our extensive testing our developer confirmed the MS authenticator app no longer works with the Defence Gateway 2FA.

For those who have used the MS authenticator and token fails, you will be required to reset your 2FA options.

There are 3 methods to authenticate.

Email - can be a personal email or @mod.gov.uk  - you must be able to access the email address selected.  Please check all folders as well as the SPAM/Junk for the email token.

If you are accessing the Defence Gateway via MoDnet you are not required to authenticate as this is already marked as a trusted device.

SMS - Should you wish to use this this method you will need to enter the mobile in the following format - drop the 0 from the mobile number and prefix +44 before the 7.   If your device is registered in another Country you will need to prefix their code.   Your mobile device must have adequate Network Coverage and that your Network does not have an outage to receive the OTP codes.

 
QR Code – uses an App downloaded from your devices App store - the following have been tested by the DGW Team.

Google Authenticator and Open OTP

Authy and Microsoft Authenticator do not work. There are other Apps you can download, these have not been tested with our application.

We recommend that you use the Google Authenticator application in future.