Export All Certificates to .cer Files

Demonstrates how to export all certificates from a registry-based certificate store to .cer files where each filename is the serial number.

Downloads for Windows/Linux and Install Instructions

require 'rubygems'
require 'chilkat'


ccs = Chilkat::CkCreateCS.new()
ccs.put_ReadOnly(true)

#  Open the current-user certificate store:

# cs is a CkCertStore
cs = ccs.OpenCurrentUserStore()

if (!(cs == nil ))

    numCerts = cs.get_NumCertificates()

    #  Print the distinguished name of each certificate
    for i in 0 .. numCerts - 1
        # cert is a CkCert
        cert = cs.GetCertificate(i)

        filename = "certs/" + cert.serialNumber() + ".cer"

        cert.ExportCertDerFile(filename)

    end

else
    print ccs.lastErrorText() + "\n"
end