Opc.Ua.Configuration.ApplicationInstance.AddIssuerCertificatesToStore C# (CSharp) Method

        private static void AddIssuerCertificatesToStore(CertificateStoreIdentifier csid, IList<X509Certificate2> issuers)
        {
            ICertificateStore store = csid.OpenStore();

            try
            {
                foreach (X509Certificate2 issuer in issuers)
                {
                    if (store.FindByThumbprint(issuer.Thumbprint) == null)
                    {
                        store.Add(issuer);
                    }
                }
            }
            finally
            {
                store.Close();
            }
        }