Jakob Bohm-7 wrote:
>
> On 10/4/2011 4:58 PM, brajan wrote:
>> hi
>> can any one tell me why the signature verification in openssl fail when
>> the
>> message is signed bu java IBM fips compliant.i am using openssl 0.9.8g in
>> power Pc. i am getting error in
>>
>> if (((unsigned int)sig->digest->length != m_len) ||
>> (memcmp(m,sig->digest->data,m_len) != 0)) line of source code in
>> RSA_verify().
>> the value are
>>
>> m data :a12df146d87db3ce911e61444eed322bbd027a58cfa27ceec3626317ebe62f89
>> sig->digest->data :�*�H�b9���A6w�(�
>> Memcompare fail mLen :64 sig->digest->length :20
>>
>> why this is happening.? whether is it due to d2i_X509_SIG() this function
> Was the signature made with a different hash algorithm than the one you
> try to use to verify it?
>
>
>
> While signing the message in JAVA they are using Sha1WithRSA ... so i used
> RSA_verify with NID_sha1().
>
>
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