[cryptography] Re: Why the exponent 3 error happened:

Wed Sep 20 09:29:37 EDT 2006

On Sep 20, 2006, at 3:10 PM, Kuehn, Ulrich wrote:

>> -----BEGIN CERTIFICATE-----
>> MIICgzCCAWugAwIBAgIBFzANBgkqhkiG9w0BAQUFADBoMQswCQYDVQQGEwJVUzEl
>> MCMGA1UEChMcU3RhcmZpZWxkIFRlY2hub2xvZ2llcywgSW5jLjEyMDAGA1UECxMp
>> U3RhcmZpZWxkIENsYXNzIDIgQ2VydGlmaWNhdGlvbiBBdXRob3JpdHkwHhcNMDYw
>> ODE5MTY1MTMwWhcNMDYxMDE4MTY1MTMwWjARMQ8wDQYDVQQDEwZIYWNrZXIwgZ8w
>> DQYJKoZIhvcNAQEBBQADgY0AMIGJAoGBAKSu6ChWttBsOpaBrYf4PzyCGNe6DuE7
>> rmq4CMskdz8uiAJ3wVd8jGsjdeY4YzoXSVp+9mEF6XqNgyDf8Ub3kNgPYxvJ28lg
>> QVpd5RdGWXHo14LWBTD1mtFkCiAhVlATsVNI/tjv2tv7Jp8EsylbDHe7hslA0rns
>> Rr2cS9bvpM03AgMBAAGjEzARMA8GA1UdEwEB/wQFMAMBAf8wDQYJKoZIhvcNAQEF
>> BQADggEBAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
>> AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
>> AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
>> AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADLL/Up63HkFWD15INcW
>> Xd1nZGI+gO/whm58ICyJ1Js7ON6N4NyBTwe8513CvdOlOdG/Ctmy2gxEE47HhEed
>> ST8AUooI0ey599t84P20gGRuOYIjr7c=
>> -----END CERTIFICATE-----
>>
>> Broken implementations can successfully verify it using the
>> Starfield Class 2 Certification Authority:
>>
>
> I tried to parse and verify this certificate using openssl's  
> asn1parse command. However, I get an error:
>
> Error in encoding
> 7469:error:0D07207B:asn1 encoding routines:ASN1_get_object:header  
> too long:asn1_lib.c:150:
>
> I am using openssl version 0.9.8c as of Sep 05, 2006 (Linux/Debian  
> system).

Hi Ulrich,

You're using a version that has already been fixed. However the main  
problem seems to be that you're trying to parse a certificate in PEM  
format using the option -inform DER instead of -inform PEM ;)

At least that's how I can reproduce your error...

Cheers,
Ralf

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