Phishing Campaign: “ADP Security Service” or "ADP Scheduled Server Upgrade Notification”

July 11, 2018

ADP has received reports regarding fraudulent emails from with the subject lines “ADP Security Service” or "ADP Scheduled Server Upgrade Notification”. These emails use the ADP brand to pose as a legitimate secure email from ADP. These emails contain instruct the recipients to click on a phishing link that leads to a fake ADP site.

These emails do not originate from ADP and our analysis has revealed that they may contain malicious content. We’re working with our fraud prevention team and anti-phishing vendor to address this incident. Please see the example below which may vary in content and sender.

How to Report a Phishing Email
Be alert for this fraudulent email and follow the instructions below if you receive any suspicious email.

  • Do not click on any links or open any attachments within the message.
  • Forward the email as an attachment to, then delete it.
  • If you clicked any link or opened an attachment in the email, immediately contact your IT support team for further action.

The ADP Global Security Organization continues to actively monitor this situation. Clients are encouraged to visit our website at to learn more about how ADP protects data, and how clients can help protect themselves. Protecting our clients and their data from malicious activity is a top priority for ADP.