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But to exploit this, an attacker would need to have the address book of every account they are trying to spam.
by s17n 4y ago
But to exploit this, an attacker would need to have the address book of every account they are trying to spam.
- shadowgovt 4y agoThat's relatively trivial. Send N^2 emails, pay attention to the bounce backs. There's almost no cost to send an email except time so even when n is large, this does not prove nearly as intractable as one wants it to be.