I've spent the last few days trying to learn x509 certificates (issued by CAs) and I think I have a solid understanding of the principle of how they w ...
I've spent the last few days trying to learn x509 certificates (issued by CAs) and I think I have a solid understanding of the principle of how they w ...
I'm writing a .NET5 routine to check a signed XML File. The file had this "http://www.w3.org/2002/06/xmldsig-filter2" as transformation Alghoritm. So, ...
I want to sign the payload of HTTP Requests and Responses. The signature should reside in the header. The signing mechanism should not require any cha ...
Hi i've wrote this method in C# that checks all windows processes for digital signatures. Howver, it tells me that File doesn't contain a definiton fo ...
when reading about the TLS handshake protocol, I understood that the first response message from the server to the client is the server hello, which i ...
Actually I'm working on a project where I have a XML code And I want to do Digital Signature of that particular XML. Can anyone help me in that? O60\ ...
I am currently learning the Public Key Infrastructure implementation in Python using the PyCryptodome library, but I was having a hard time undestandi ...
I am trying to understand the validation and verification of JWT tokens when using Web APIs. The call flow is as follows: A = Client B = API Server ...
I can send e-mails using Microsoft Graph using the code below. However, I need to send digitally signed e-mails but do not know how? ...
I'm trying to sign a String in PKCS#7 format with SpongyCastle (using these dependencies "com.madgag.spongycastle:core:1.58.0.0" and "com.madgag.spong ...
I'm trying to do this use case: I start with a document that contains a digital signature (our provider is using DCC https://github.com/esig/ ...
Woking with BouncyCastle and trying to casting Asn1Object to DerOctetString DerOctetString dosCrlDP = (DerOctetString)derObjCrlDP; Getting the casti ...
I signed the pdf successfully and also verified the pdf successfully but the "SignName" property of class PdfPKCS7 always returns null. I don't know ...
I created a simple UserInterface that allows a user to send a transaction, similar to bitcoin. Among other things, the user must enter his private key ...
I devloped an application,and I was maintainting it,updating the apk every few months. Now lately I reformatted my pc( of course I did a backup of the ...
I can successfully get a response from eBay's REST API with a digital signature using the following VBA code (I have not included all the code as it i ...
We have a script that digitally signs a file with a user's private key. The file and signature are then sent to an external server, where the signatur ...
I create a signature use 'crypto' have seen many algorithms to verify the signature, but they can't solve my problem, buacuse the signature generat ...
I'm working with HTML template that works on every mail client properly. But in Gmail, the layout is breaking. This is how it looks on gmail: And ...
Having read through eBay's guide for including digital signatures to certain of their REST API calls, I am having trouble with generating the signatur ...