Cybersecurity · 43 views
PCPJack Hijacks 230 AWS, Google Cloud, and Azure Servers for Covert SMTP Relay Network
The threat actor known as PCPJack has hijacked cloud servers associated with Amazon Web Services (AWS), Google Cloud, and Microsoft Azure to create a covert SMTP email relay network.
Cybersecurity 
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Summary
PCPJack built a 230-node SMTP relay from hijacked cloud servers, syncing verified proxies every five minutes for scalable abuse.
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