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Struts & Hibernate
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| | | -none- | -none- 2007-10-04 - By sureshhalade
Back
It means that I need to use iTextSharp 4.0.3 for decryption of any password
protected pdf files.
Thanks Paulo.
Suresh
Paulo Soares wrote:
>
> iTextSharp 4.0.4 and newer enforce the password restrictions just like
> Acrobat.
>
> Paulo
>
>> -- --Original Message-- --
>> From: itext-questions-bounces@(protected)
>> [mailto:itext-questions-bounces@(protected)] On
>> Behalf Of sureshhalade
>> Sent: Wednesday, October 03, 2007 6:02 AM
>> To: itext-questions@(protected)
>> Subject: Re: [iText-questions] Query related to iTextSharp 4.0.4
>>
>>
>> Hi...
>>
>> Adding to the last thread, when I saw your reply to the
>> thread "PdfReader
>> not opened with owner password ", I have tried decrypting a
>> pdf file by user
>> password using iTextSharp 4.0.3 and its working fine.
>>
>> But is it safe to use iTextSharp version 4.0.3 instead of
>> iTextSharp 4.0.4
>> for decryption of pdf files in our application? Or does it have any
>> limitations on it?
>>
>> Thanks,
>> Suresh
>>
>>
>>
>> sureshhalade wrote:
>> >
>> > Hi...
>> >
>> > Thx for your prompt reply.
>> >
>> > But can I decrypt a pdf file which is encrypted by user
>> password only (no
>> > owner password set) using PdfStamper or any other class of
>> iTextSharp?
>> > Or is there any workaround for the same using iTextSharp classes?
>> >
>> > -Suresh
>> >
>> >
>> > Paulo Soares wrote:
>> >>
>> >>
>> >>
>> >>> -- --Original Message-- --
>> >>> From: itext-questions-bounces@(protected)
>> >>> [mailto:itext-questions-bounces@(protected)] On
>> >>> Behalf Of suresh.halade@(protected)
>> >>> Sent: Friday, September 28, 2007 2:10 PM
>> >>> To: itext-questions@(protected)
>> >>> Subject: [iText-questions] Query related to iTextSharp 4.0.4
>> >>>
>> >>> Hello...
>> >>>
>> >>> I am using iTextSharp 4.0.4 class library and its PdfReader
>> >>> and PdfStamper classes for decryption of pdf files.
>> >>>
>> >>> I could succeed with decrypting pdf files with following cases -->
>> >>> 1. Pdf file encrypted with both user and owner password.
>> >>> 2. Pdf file encrypted with only the owner password.
>> >>>
>> >>> But I am not able to decrypt it in the case where Pdf file is
>> >>> encrypted with both only user password.
>> >>>
>> >>
>> >> That won't even work in Acrobat. The user and owner
>> passwords must be
>> >> different.
>> >>
>> >> Paulo
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