Proofpoint Email Routing Flaw Exploited to Send Millions of Spoofed Phishing Emails

“For CISOs, the main takeaway here is to take extra care of their organization’s cloud posture – specifically with the use of 3rd party services that become the backbone of your company’s networking and communication methods,” Tal said. “Specifically in the realm of emails, always maintain a feedback loop and control of your own – even if you trust your email provider fully.”

“And as for other companies providing this kind of backbone services – just like Proofpoint did, they must be vigilant and proactive in thinking of all possible types of threats in the first place. Not only threats that directly affect their customers but the wider public as well.

“This is crucial for the safety of all of us and companies that create and operate the backbone of the internet, even if privately held, have the highest responsibility on it. Just like one said, in a different context entirely yet so relevant here: ‘With great powers, comes great responsibility.'”

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