Sérgio,
Sérgio Onofre wrote:
> My idea is create a application capable to validate signature online with
> OCSP, without upload a certificate. I give the example of Adobe because it
> can be done there, without upload any certificate.
A signing certificate usually is merely the end of a chain o
: quinta-feira, 28 de Janeiro de 2010 11:53
To: Post all your questions about iText here
Subject: Re: [iText-questions] Pdf signature validation
Hi Sérgi,
you have to make destinction between root certificates and OCSP responses. Of
course you can get certificates rom somewhere ( usually the signing
Sérgio Onofre wrote:
> Maybe not, is possible to check online the certificates, as Adobe do?
You can always create a KeyStore and add root certificates (fetched from
a file, fetched online,...).
Also: you're talking about Adobe, do you mean that the Company Adobe
checks the certificates online,
Thu, January 28, 2010 12:19:14 PM
Subject: Re: [iText-questions] Pdf signature validation
Maybe not, is possible to check online the certificates, as Adobe do?
Onofre
-Original Message-
From: 1T3XT info [mailto:i...@1t3xt.info]
Sent: quinta-feira, 28 de Janeiro de 2010 09:35
To: Post
Maybe not, is possible to check online the certificates, as Adobe do?
Onofre
-Original Message-
From: 1T3XT info [mailto:i...@1t3xt.info]
Sent: quinta-feira, 28 de Janeiro de 2010 09:35
To: Post all your questions about iText here
Subject: Re: [iText-questions] Pdf signature validation
Sérgio Onofre wrote:
> Here is my code:
> PdfReader reader = *new* PdfReader(/signedPDF/);
> AcroFields af = reader.getAcroFields();
> PdfPKCS7 pk = af.verifySignature(name);
> java.security.cert.Certificate[] pkc =
> pk.getCertificates();
> KeyStore ks = PdfPKCS7./loadCacertsKeyStore/();
So you'
ubject: Re: [iText-questions] Pdf signature validation
It would help if you could post your validation code.
_
De : Sérgio Onofre [mailto:ono...@holos.pt]
Envoyé : January 27, 2010 12:59 PM
À : 'Post all your questions about iText here'
Objet : Re: [iText-questions] Pdf signat
It would help if you could post your validation code.
De : Sérgio Onofre [mailto:ono...@holos.pt]
Envoyé : January 27, 2010 12:59 PM
À : 'Post all your questions about iText here'
Objet : Re: [iText-questions] Pdf signature validation
I can v
_
From: Sérgio Onofre
To: itext-questions@lists.sourceforge.net
Sent: Tue Jan 26 09:36:42 2010
Subject: [iText-questions] Pdf signature validation
Hi,
I’m using itext to sign pdf documents with smart cards certificates
and it Works fine.
The problem I have is
: Sérgio Onofre
To: itext-questions@lists.sourceforge.net
Sent: Tue Jan 26 09:36:42 2010
Subject: [iText-questions] Pdf signature validation
Hi,
I’m using itext to sign pdf documents with smart cards certificates
and it Works fine.
The problem I have is verifying the
Hi,
Im using itext to sign pdf documents with smart cards
certificates and it Works fine.
The problem I have is verifying the signatures throw the itext
in Java. It only works in the computer where is installed the smart-card. I
see that Acrobat Reader uses OCSP co
Hi,
Im using itext to sign pdf documents with smart cards
certificates and it Works fine. I just dont understand the difference
between signing with WINCER_SIGNED or SELF_SIGNED, because in Acrobat Reader
seems the same. What is the difference?
The problem I have i
Áurea,
Áurea Alcaide wrote:
>
> Thanks Paolo, but is not so easy. Some signatures don't cover all the
> document, but continue beeing valid ones.
> I think iText does not cover all possible cases involving signature
> validation...
>
>>There's a method in AcroFields to check if the signature c
t; To: itext-questions@lists.sourceforge.net
> Subject: Re: [iText-questions] PDF signature validation problems
>
> Thanks Paolo, but is not so easy. Some signatures don't cover
> all the document, but continue beeing valid ones.
> I think iText does not cover all possible cases involving
in AcroFields to check if the signature covers all the
document. If it doesn't you may flag it as invalid.
Paulo
> -Original Message-
> From: ?urea Alcaide [mailto:aalca...@catcert.cat]
> Sent: Wednesday, October 21, 2009 5:16 PM
> To: itext-questions@lists.sourceforg
t; To: itext-questions@lists.sourceforge.net
> Subject: [iText-questions] PDF signature validation problems
>
> Hi all,
>
>
>
> I have come to a problem about the validation of PDF
> signatures. The extraction of the signed data from the PDF is
> not the same with iText than wi
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