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Multiple OpenSSL RSA signing methods produce different results

Dupe: Difference between openSSL rsautl and dgst Closely related: Why are the RSA-SHA256 signatures I generate with OpenSSL and Java different? Different signatures when using C routines and openssl dgst, rsautl commands Signing 20-byte message with 256-bit RSA key working with openssl.exe but not in code Crossdupe: https://superuser.com/questions/943972/what-is-the-difference-between-openssl-pkeyutl-sign-and-openssl-rsautl-sign TLDR: dgst -sign for RSA does the … Read more

Signing a Windows EXE file

You can try using Microsoft’s Sign Tool You download it as part of the Windows SDK for Windows Server 2008 and .NET 3.5. Once downloaded you can use it from the command line like so: signtool sign /a MyFile.exe This signs a single executable, using the “best certificate” available. (If you have no certificate, it … Read more

Sign PDF with plain JavaScript

It is technically possible to do this, in-fact it is one of the scenarios we had in mind when we made PKIjs (which is why there is this sample) – https://pkijs.org/examples/PDFexample.html That said to do signing requires working with the PDF structure itself, which either requires a custom parser or modifications to an existing one … Read more

Sign android application

To sign an android apk you have to use your own key, or testsign.jar (I’ve never heard about SignApp.rar). You can use testsign.jar with this command: java -jar testsign.jar unsigned.apk signed.apk If it still crash, then you have broken something.