Rejecting email takes more than zero bytes back over the wire. When the other pa... | Hacker News

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		shadowgovt on April 30, 2023 \| parent \| context \| favorite \| on: Is Gmail killing independent email? Rejecting email takes more than zero bytes back over the wire. When the other party in the transaction is assumed hostile, the principle is to provide them as little information as possible.

pseudalopex on May 1, 2023 [–]

The number of bytes transmitted back is not material to users' interests. Hostile parties can observe non delivery with accounts of their own.

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