/// <summary> /// GetLoginAssertionsOptions method implementation /// </summary> private string GetLoginAssertionsOptions(AuthenticationContext ctx) { try { List <MFAPublicKeyCredentialDescriptor> existingCredentials = new List <MFAPublicKeyCredentialDescriptor>(); if (!string.IsNullOrEmpty(ctx.UPN)) { var user = RuntimeRepository.GetUser(Config, ctx.UPN); if (user == null) { throw new ArgumentException("Username was not registered"); } existingCredentials = RuntimeRepository.GetCredentialsByUser(Config, user).Select(c => c.Descriptor).ToList(); } AuthenticationExtensionsClientInputs exts = new AuthenticationExtensionsClientInputs() { Extensions = this.Extentions, UserVerificationMethod = this.UserVerificationMethod, }; UserVerificationRequirement uv = this.UserVerificationRequirement; AssertionOptions options = null; if (existingCredentials.Count > 0) { options = _webathn.GetAssertionOptions(existingCredentials.ToCore(), uv, exts); } else { options = _webathn.GetAssertionOptions(null, uv, exts); } string result = options.ToJson(); ctx.AssertionOptions = result; return(result); } catch (Exception e) { Log.WriteEntry(string.Format("{0}\r\n{1}", ctx.UPN, e.Message), EventLogEntryType.Error, 5000); string result = (new AssertionOptions { Status = "error", ErrorMessage = string.Format("{0} / {1}", e.Message, e.InnerException != null ? " (" + e.InnerException.Message + ")" : "") }).ToJson(); ctx.AssertionOptions = result; return(result); } }
/// <summary> /// GetLoginAssertionsOptions method implementation /// </summary> private string GetLoginAssertionsOptions(AuthenticationContext ctx) { try { List <MFAPublicKeyCredentialDescriptor> existingCredentials = new List <MFAPublicKeyCredentialDescriptor>(); if (!string.IsNullOrEmpty(ctx.UPN)) { var user = RuntimeRepository.GetUser(Config, ctx.UPN); if (user == null) { throw new ArgumentException("Username was not registered"); } existingCredentials = RuntimeRepository.GetCredentialsByUser(Config, user).Select(c => c.Descriptor).ToList(); } AuthenticationExtensionsClientInputs exts = new AuthenticationExtensionsClientInputs() { SimpleTransactionAuthorization = "FIDO", GenericTransactionAuthorization = new TxAuthGenericArg { ContentType = "text/plain", Content = new byte[] { 0x46, 0x49, 0x44, 0x4F } }, UserVerificationIndex = this.UserVerificationIndex, Location = this.Location, UserVerificationMethod = this.UserVerificationMethod, EnforceCredProtect = this.EnforceCredProtect, CredProtect = this.CredProtect, HmacSecret = this.HmacSecret }; UserVerificationRequirement uv = this.UserVerificationRequirement.ToEnum <UserVerificationRequirement>(); AssertionOptions options = _webathn.GetAssertionOptions(existingCredentials.ToCore(), uv, exts); string result = options.ToJson(); ctx.AssertionOptions = result; return(result); } catch (Exception e) { Log.WriteEntry(string.Format("{0}\r\n{1}", ctx.UPN, e.Message), EventLogEntryType.Error, 5000); string result = (new AssertionOptions { Status = "error", ErrorMessage = string.Format("{0}{1}", e.Message, e.InnerException != null ? " (" + e.InnerException.Message + ")" : "") }).ToJson(); ctx.AssertionOptions = result; return(result); } }