How to remove Proofpoint's Web Site has been blocked message?

Exclude HacWare's domains in Proofpoint's URL Defense:

Login with your admin credentials into the Proofpoint Dashboard.

1. Under Security Settings, click Malicious Content tab.

2. Under Malicious Content, click URL Defense tab.

3. In the field labeled "Exclude re-writing emails that are sent by specified senders", type:

*@hacware.com
*@em9676.hacware.com
*@em6659.urgentmailer.com

4. Click SAVE

Once the SAVE button is pressed, Please send yourself a test phishing simulation from HacWare.

Next, go to Proofpoint's Log Search to search for the message and notice that the messages will have a classification of Filtered: Allow.