Encryption Solution

Caterpillar has switched email encryption vendors from Cisco/Ironport to Proofpoint. The Cisco/Ironport solution was near End of Life, required a local java client to be installed and had a 3MB size limit. With the previous solution, users received an email with an attachment named securedoc.html and looked like the following: 

With Proofpoint, the attachment will be SecureMessageAtt.html and looks like this: