chandan via Postfix-users:
> On 2024-09-05 12:27, Viktor Dukhovni via Postfix-users wrote:
> > 
> > There is no hard requirement to fold at 78 characters, the limit is 998
> > bytes.  And Message-Id SHOULD not be folded, even if over 78 bytes 
> > long.
> > 
> > I think it is fine for Postfix to treat folded Message-IDs as 
> > malformed.
> 
> Interesting. I can see the following from certain microsoft noreply mail 
> ids
> 
>     breaking line > 998 bytes with <CR><LF>SPACE
> 
> What is this?

https://datatracker.ietf.org/doc/html/rfc5321#section-4.5.3.1.6

        Wietse
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