American Express cardholders are asked never to click on a link in an email message to access to their accounts. They should instead, go directly to American Express website (www.americanexpress.com) and sign into their accounts from there. If there is something wrong or there is something that they need to with their accounts or cards, they will be notified after signing in.
The "American Express Protection Service Case" Scam
From: American Express Protection Service Case 02951 <firstname.lastname@example.org>
Date: December 16, 2017 at 3:45:40 PM EST
Subject: Urgent: Please view your recent activity and we'll help you take corrective action. #From IP 184.108.40.206
For your security, we regulary monitor accounts for possible fraudulent activity.
Please read your secure message by opening attachment (pdf). You will be prompted to open
(Visit My Account ) file or save (download) to your computer.