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Tag: itext7

How to get CMS (PKCS#7) from PKCS#1 Zeal id integration

I am integrating CSC2QR zeal id integration. where i am sending the Base64 URL encoded SHA256 hash (OGRlY2M4NTcxOTQ2ZDRjZDcwYTAyNDk0OWUwMzNhMmEyYTU0Mzc3ZmU5ZjFjMWI5NDRjMjBmOWVlMTFhOWU1MQ==) for signature and in response I am getting PKCS#1 raw signature . I am stuck on how I can use this information to digitally sign the document. I am using itext7 . I am also getting signer certificate as a response Response

Lines on printout of iText7 PDF have different length on paper

Only some of our testers report a strange look of all lines on the printout of an iText7 generated PDF (see image). The generated PDF looks perfect and the flaw only appears on paper. Most users have no issue, whatsoever. Any suggestions regarding known issues of printers, drivers or hints on how to reproduce or localize the problem would be

The non-latin text is disappearing from the pdf text field

I create a PDF document with text fillable fields using itext 7.1.9 library. The PdfTextFormField contains a multilanguage text. When the PDF document has created, I open it in Adobe Acrobat Reader and the non-latin symbols are disappearing from the text field and I see only latin symbols, but if I click on the field the whole text will be

iText: how to add a String to a cell

Hi guys I am an absolute beginner so go easy on me, why is this not working for me, I really do not understand why this is not working, but I am a beginner so if someone could correct this for me, I would really appreciate it. I am surprised that it does not work My Error messege: Answer iText

Itext7 bare bones hello world example – how?

So I’ve downloaded the compiled itext jar files from and placed them in same folder as the iText example but when I run I get I also tried i.e. where the -cp points to where the iText jar’s (and is with same result. How do I get the import lines to know and use the iText jar

Merge encrypted pdf file programmatically exception

I have been using the following code to merge encrypted pdf files programmatically. I started getting this error recently upon trying to create the pdfReader at this line of code: com.itextpdf.text.exceptions.InvalidPdfException: Unknown encryption type R = 6 at com.itextpdf.text.pdf.PdfReader.readPdf( at com.itextpdf.text.pdf.PdfReader.( at com.itextpdf.text.pdf.PdfReader.( at com.itextpdf.text.pdf.PdfReader.( at com.project.mainPageShop.mergeMyFiles( at com.project.mainPageShop$DownloadFileAsync.onPostExecute( at com.project.mainPageShop$DownloadFileAsync.onPostExecute( at android.os.AsyncTask.finish( at android.os.AsyncTask.access$900( at android.os.AsyncTask$InternalHandler.handleMessage( at android.os.Handler.dispatchMessage( at

Remove FixedLeading at the first line on each page

I want to remove setFixedLeading at the first line on each page (100+) I read a bit text(more 100 page with help while). And I set padding and margin to 0 but I still have top indent. Why? Help me pls? How delete it? PDF file: Answer At the time of element creation you don’t know the page it