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Re: [iaik-jce] Multipart/signed errors



> 1. multipart/signed error

Would it be possible for you to provide a sample multipart/signed message so
that we may parse it?

> 2. Missing constructor from SMimeBodyPart
Sorry, we will include this constructor in the next release.

Regards,
Dieter Bratko

----- Original Message -----
From: Jaripekka Salminen <jps@medios.fi>
To: <iaik-jce@iaik.tu-graz.ac.at>
Sent: Wednesday, February 09, 2000 3:47 PM
Subject: [iaik-jce] Multipart/signed errors


> We have been using your IAIK S/MIME 2.52 and IAIK JCE 2.51
> in our development project for quite a while now.
> I have found two severe problems. I would appreciate
> your comments on these issues. They might be related to each other.
>
> 1. multipart/signed error
> -------------------------
>
> S/MIME 2.52 - Windows 98 - JRE 1.2.2:
> Some multipart/signed messages could not be opened properly, and there
> was an error message "Next ASN.1 object is no SEQUENCE!".
> The problem can be reproduced by sending the same
> message again, consisting only of simple ascii text.
> Most messages do not give this error.
> We use MimeBodyPart in SMimeMultiPart.
> S/MIME provides two formats for signed messages:
>     explicit, clear-signed: multipart/signed
>     implicit: application/pkcs7-mime and SignedData
> Now the problem disappeared when using "implicit" signatures.
>
> 2. Missing constructor from SMimeBodyPart
> -----------------------------------------
>
> S/MIME 2.6Beta1 - Windows 98 - JRE 1.2.2:
> The new S/MIME requires now that
> "Multipart/signed messages where the contents itself is composed of
> parts have to be built with classes SMimeBodyPart and SMimeMultipart
> for ensuring proper canonicalization."
> We use MimeBodyPart constructor
> MimeBodyPart(InternetHeaders headers, byte[] content)
> Such constructor is missing from the SMimeBodyPart implementation.
> There is no easy work-around.
>
>
> --
> Jaripekka Salminen
> Senior Software Engineer
> Medios Finland Oy
> Helsinki, Finland
> tel +358 9 323 4336
>
> --
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smime.p7s