From: "Postmaster" <mailadmin@faas.cn>
Date: 6 Aug 2021 09:07:39 +0000
Subject: Quota warning
SECURITY ALERT
Your mailbox size has reached 493.36MB, which is over 80% of your
500.00MB quota.
Please CONFIRM-NOW
<Suspicious hyperlink>
to upgrade and verify your account and avoid exceeding your
quota.
Mail Quota ©2021