Request response
If you, as a sender, want to prompt someone to send a secure message or file using Cryptshare, click Request Response in the Cryptshare menu:

The recipient of this "Request Response" will receive an email containing a pre-generated link:
"Hello, Please use the following link to send your confidential information encrypted to Jane Doe:
By clicking the link, they will be redirected to Cryptshare Web App, where they can compose the encrypted message or upload files, with you as the pre-defined receiver.