ip addresses are not encrypted, they are part of the header, not the body. The m... | Hacker News

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		TZubiri 68 days ago \| parent \| context \| favorite \| on: Who owns Express VPN, Nord, Surfshark? VPN relatio... ip addresses are not encrypted, they are part of the header, not the body. The mailman needs to know the address.

hansvm 65 days ago [–]

Yes. What I'm saying is that the pattern of data entering the mailbox lets you infer more about the contents than just the sender, especially when you can pattern match against known behavior for that sender.

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