Question about timestamps

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Okay, how do I dump the intermediaries then ?



On 8 April 2016 at 15:49, Jakob Bohm <jb-openssl at wisemo.com> wrote:
> On 08/04/2016 07:39, Alex Samad wrote:
>>
>> Hi
>>
>> I am trying to use a rfc3161 timestamp service to record timestamps.
>>
>>
>> Basically I have a sha of some files and I would like to sign the file.
>>
>> basically I am using something like this
>>
>> # Generate Query and send
>> $OPENSSL ts -query -data "$FL" -sha256 | $CURL -s -H
>> "Content-Type:application/timestamp-query" --data-binary "@-" $TSA >
>> "${FL}.tsr"
>>
>> $OPENSSL ts -reply -in "${FL}.tsr" -text > "${FL}.ts.txt"
>>
>>
>> where FL = is file.
>>
>> What I want to be able to do is verify the .tsr file
>>
>> testing that with
>>
>> openssl ts -verify -data SHA.sha -in SHA.sha.tsr
>>
>>
>> where SHA.sha is the original FL
>>
>> but I get
>>
>> Verification: FAILED
>> 140221656393544:error:2107C080:PKCS7
>> routines:PKCS7_get0_signers:signer certificate not
>> found:pk7_smime.c:476:
>>
>> from the text output
>>   cat *.txt
>> Status info:
>> Status: Granted.
>> Status description: unspecified
>> Failure info: unspecified
>>
>> TST info:
>> Version: 1
>> Policy OID: 2.16.840.1.113733.1.7.23.3
>> Hash Algorithm: sha256
>> Message data:
>>      0000 - 8c 6d 95 5b e0 cd 8b c9-df 8c ab 57 45 c4 69 e6
>> .m.[.......WE.i.
>>      0010 - 7a b9 ce cb 14 8f 55 25-91 2e 57 37 3e 5c b8 d5
>> z.....U%..W7>\..
>> Serial number: 0xBEAF663E1CD2F0D029C1A641AD2F9137A5F097C9
>> Time stamp: Apr  8 04:58:08 2016 GMT
>> Accuracy: 0x1E seconds, unspecified millis, unspecified micros
>> Ordering: no
>> Nonce: 0x8E67A9941BCB2570
>> TSA: DirName:/C=US/O=Symantec Corporation/OU=Symantec Trust
>> Network/CN=Symantec SHA256 TimeStamping Signer - G1
>> Extensions:
>
> I think this certificate is the end entity certificate
> for the Symantec time stamping server that responded to
> your request.
>
> If you dump the full contents of the TSR it should include
> that certificate somewhere, plus a chain leading to a
> public root which is hopefully in your list of trusted
> certificates or at least available via some other secure
> method.
>
>>
>>
>>
>> I am guessing my problem is the above certificate is not in the ssl
>> path. and currently I am unable to find it on the symantec site.
>>
>> Am I doing the right think ?
>> I have also looked at global sign and similar issue, find the cert
>>
>> what am i missing
>
>
>
> Enjoy
>
> Jakob
> --
> Jakob Bohm, CIO, Partner, WiseMo A/S.  https://www.wisemo.com
> Transformervej 29, 2860 S?borg, Denmark.  Direct +45 31 13 16 10
> This public discussion message is non-binding and may contain errors.
> WiseMo - Remote Service Management for PCs, Phones and Embedded
>
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