Thread-Index MIME header is encoded using Base 64 encoding.
Dmitry Streblechenko (MVP)
http://www.dimastr.com/
OutlookSpy - Outlook, CDO
and MAPI Developer Tool
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"Koen Verwimp" <KoenVerwimp@discussions.microsoft.com> wrote in message
news:C3A9D00D-3B5D-4024-A9A3-184F38C40B38@microsoft.com...
> Hey,
>
> How can I convert a thread-index (string form in header) to a hexadecimal
> form like the conversation index. Anyone knows which encoding is used
> here?
>
> Thank you,
> Koen