ISP phishing

Tony Finch dot at dotat.at
Wed Jun 29 16:10:10 UTC 2005


On Wed, 29 Jun 2005, Suresh Ramasubramanian wrote:
>
> We dont do sender rewriting / envelope rewriting for forwarded email,
> just pass it on
> We'll prepend Resent: headers though .. that should be enough

That's not permitted by RFC 2822 and it'll cause interoperability problems
with software that only implements RFC 822 Resent- semantics (only one
group of Resent- fields). AFAIK most software that understands Resent-
fields does not understand RFC 2822 multiple Resent- groups.

Tony.
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f.a.n.finch  <dot at dotat.at>  http://dotat.at/
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