1 // pubsubplus-go-client 2 // 3 // Copyright 2021-2025 Solace Corporation. All rights reserved. 4 // 5 // Licensed under the Apache License, Version 2.0 (the "License"); 6 // you may not use this file except in compliance with the License. 7 // You may obtain a copy of the License at 8 // 9 // http://www.apache.org/licenses/LICENSE-2.0 10 // 11 // Unless required by applicable law or agreed to in writing, software 12 // distributed under the License is distributed on an "AS IS" BASIS, 13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 // See the License for the specific language governing permissions and 15 // limitations under the License. 16 17 package config 18 19 // The various authentication schemes available for use when configuring a MessagingService's authentication. 20 const ( 21 // AuthenticationSchemeBasic configures basic authentication. 22 AuthenticationSchemeBasic = "AUTHENTICATION_SCHEME_BASIC" 23 // AuthenticationSchemeClientCertificate configures client certificate authentication. 24 AuthenticationSchemeClientCertificate = "AUTHENTICATION_SCHEME_CLIENT_CERTIFICATE" 25 // AuthenticationSchemeKerberos configures Generic Security Service for Kerberos authentication. 26 AuthenticationSchemeKerberos = "AUTHENTICATION_SCHEME_GSS_KRB" 27 // AuthenticationSchemeOAuth2 configures OAuth2 authentication. 28 AuthenticationSchemeOAuth2 = "AUTHENTICATION_SCHEME_OAUTH2" 29 ) 30 31 // DowngradeToPlaintext can be used with TransportLayerSecurityPropertyProtocolDowngradeTo to configure 32 // downgrading the TLS connection to the broker to plain-text after authenticating over TLS. 33 const DowngradeToPlaintext = "PLAIN_TEXT" 34