Cybercriminals are sending out fake "Frontier Yahoo" upgrade emails like the one below. The fake email which claims your classic version of your mail will be replaced by a new version is a phishing scam. The scam recipients into clicking a link in the fake email that goes to a phishing website that steals online account credentials.
The "Frontier Yahoo Classic Version of Your Mail" Scam
From: Frontier Update <hardheads83854@frontier.com>
Date: 8/3/2020 10:32:33 AM
Subject: Upgrade the Email
Image result for frontier yahoo
The Classic version of your Mail will be replaced by our new version on the 3rd of AUGUST 2020. So it's time to upgrade before you lose your email access.
UPGRADE NOW
Protecting your information is important to us and we work continuously to strengthen the threats targeting our Financial Institution.
Thanks for choosing us,
Frontier Mail Team