Files
DECNET/decnet
anti fdf38a9d8c feat(smtp_relay): add upstream_sender to fix SPF on probe forwarding
Override the envelope MAIL FROM with a domain we own when talking to the
upstream relay. SPF passes at the recipient; the attacker's From: header
inside the message body is untouched so they see their own address in their
inbox and believe the relay is real.
2026-04-30 11:47:18 -04:00
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