Re: Obtaining the IMAP GUID from a sieve script

[Joseph Tam]

On Fri, 15 Jan 2021, Ron Garret wrote:

Why not simply use the message-id?

Because not every email has one.  RFC5322 doesn?t require them.

Doesn't your MTA then insert one if it's missing?

Joseph Tam <jtam.h...@gmail.com>