You can only register for Wickr within the Wickr Me app as shown below:
The correct place to register for Wickr Me:
If you've registered elsewhere, or on the support site as shown below, you will not be able to log into Wickr Me and will have to register within the Wickr Me app.
Please download the Wickr Me app from https://me-download.wickr.com/ to ensure you are on the latest version of Wickr. Older versions of the app may have trouble connecting.
The registration page below only applies to the Wickr Support page, and is not recognized by the Wickr Me app in any way.