Analyzing ‘EchoSpoofing’: How Cybercriminals Exploited Proofpoint to Send Millions of Phishing Emails

A new vulnerability has been discovered within Proofpoint’s email security systems, leading to a phishing campaign that has affected millions. This ex…

First seen on thecyberexpress.com

Jump to article: thecyberexpress.com/decoding-echospoofing-campaign/