Am 09.01.2012 22:07, schrieb Noel Jones: > On 1/9/2012 1:24 PM, Jeroen Geilman wrote: >> Many people (me and most of this list included) reject impersonation >> of the sender address unless it is on an encrypted submission port; >> this is the norm rather than the exception nowadays. > > Be aware this may reject some legit mail.
which? > Feel free to do it as a > local policy, just understand it's not 100% safe. it is exactly as safe as a RBL > Examples are web sites such as news sites "send article to a friend" > and external calendar/reminder services. Airlines used to do this > with flight notices, but I think most of them have fixed it. Some > "greeting ecard" web sites; it's debatable if you want those anyway, > but your users might. in this case this is NOT legit mail, sites implementing this way have to be rejected - a "greeting ecard" where you can enter a e-mail-address which will be used as ENVELOPE sender is badly broken any web-application using a foreign ENVELOPE sender is badly broken
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