# Re: RSA key interfaces

Rodrigo Sodre (rsodre@mymail.com.br)
Tue, 25 Aug 1998 23:51:31 -0300

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Thanks again Jan.

I just mentioned about the JCE because I can read some documentation
about Api & Reference without restrictions with the following link:

http://www.javasoft.com/cgi-bin/cgi-config/JCESpec.html

I just supposed that whether this document is available, the new one
would be too.

Regards.

Rodrigo Sodre

Jan Luehe wrote:
>
> Rodrigo:
>
> > Where can I find the RSAPrivateKey encoding? PKCS#1 describes only the
> > encoding to RSAPublicKey and RSAPrivateCrtKey (it gives a reference to
> > how recovering the PrivateCrtKey fom the public and private keys, but I
> > don't think it is the solution). I also looked for RawRSA, as some
> > previous JCA Reference documents says, but its links are wrong (to DSA
> > NIST FIPS!).
>
> It's defined as a SEQUENCE of two INTEGERs:
> the modulus and the secret exponent,
> See ITU-T Recommendation X.509 (06/97), Annex D, Section D.2.2
> for more details.
>
> >
> > At last, will the new JCE API & Reference (from beta 4) be available to
> > non-US developers?
>
> Unfortunately, we will not be able to make that document
> available to non-US developers, because it contains many
> code examples, which are subject to the same export restrictions
> as the JCE binaries themselves.
>
> Jan

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