SPKAC to PKCS#10 convert

2005-12-19 Thread Ivander Greco Júnior
Hi,
 
what can I do to convert a SPKAC request into a PKCS#10 ? After that
will I be able to generate a SPKAC certificate from PKCS#10 request ? 


Best regards, 


Ivander Greco Júnior 



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Re: SPKAC to PKCS#10 convert

2005-12-19 Thread Michael Sierchio



what can I do to convert a SPKAC request into a PKCS#10 ? After that
will I be able to generate a SPKAC certificate from PKCS#10 request ? 


You can't.

SPKAC is a signed pubkey and challenge. PKCS10 is a different
format of self-signed object.  You'd have to have the private
key present to generate either, and the ability to convert
between them would be proof that public key cryptography is
broken.

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Re: SPKAC to PKCS#10 convert

2005-12-19 Thread Ivander Greco Júnior
Ok, I understand you. But can I generate a PKCS#10 whithout signing ? I
verified the SPKAC' signature as a first step. 

Thanks for your help,

Ivander Greco Júnior.


Em Seg, 2005-12-19 às 10:18 -0800, Michael Sierchio escreveu:
  what can I do to convert a SPKAC request into a PKCS#10 ? After that
  will I be able to generate a SPKAC certificate from PKCS#10 request ? 
 
 You can't.
 
 SPKAC is a signed pubkey and challenge. PKCS10 is a different
 format of self-signed object.  You'd have to have the private
 key present to generate either, and the ability to convert
 between them would be proof that public key cryptography is
 broken.
 
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 OpenSSL Project http://www.openssl.org
 User Support Mailing Listopenssl-users@openssl.org
 Automated List Manager   [EMAIL PROTECTED]

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