X509Certificate2 userCertX509 - certificate object, extracted from the input xml-document (where it has the format Base64)

Dictionary dictNotP7SFiles (key - the name of the file that is signed using detached signature from *.p7s file, value - array of bytes, representing file) Dictionary dictP7SFiles (key - the name of the file *.p7s, value - array of bytes, representing *.p7s file) The line of code ' foreach (X509Certificate2 x509 in signCms.Certificates) ' -> Certificates Collection always is empty. NET Cryptography Classes? Please help by using a specific example.Ģ) In the method certificateValidator(see this method below) how to verify the conformity of the certificate extracted from the file *.p7s, with a certificate extracted from input string in Base64 format? Which classes and methods should I use from. How do I properly verify the detached signature of *.p7s file for its corresponding file? files with content of detached digital signature (*.p7s files - that is detached digital signature) įrom the archive should be extracted signature that signed documents (detached digital signature may be more than one).ĭetached digital signature are stored in files with *.p7s extension.Įach signature must be done to check its agreement with digital signature, with which the user is logged in to the portal.ġ) See method certificateValidator () (see this method below): This is a verifying of detached signature, contained in the files *.p7s with their corresponding files that are signed, these *.p7s-files.įor example: a pair of related files and ZayavUL_3594c921f545406d9b8734bbe28bf894.doc_1.p7s and ZayavUL_3594c921f545406d9b8734bbe28bf894.docĢ) See method certificateValidator (): This is a verify certificate from a file *.p7s with a certificate that is extracted from the input string(Xml-document as string).ġ) The method signatureValidator(see this method below) is not currently used detached signature of the files *.p7s.files with the contents of transmitted documents (for example, *.doc files).file describing the contents of the zip-file as xml (file packageDescription.xml).Zip_File_In_Base64 Certificate_In_Base64 įrom this string(xml-document) I extract zip-file in BASE64 format and X509Certificate2 certificate in BASE64 format.

P7s file viewer