LDAP SSL connection using ASP.Net MVC web application - How to connect

Question

Help me !!!! System.DirectoryServices.Protocols I try to connect the LDAP Connection with the above assembly reference but it connection it says The supplied credential is invalid. 80090308: LdapErr: DSID-0C090453, comment: AcceptSecurityContext error, data 52e, v3839 using (LdapConnection ldapConnection = new LdapConnection(activeDirectoryServer) { Timeout = TimeSpan.FromSeconds(600) }) { var networkCredential = new NetworkCredential(loginCN, ldpPassowrd, activeDirectpryDomain); ldapConnection.SessionOptions.SecureSocketLayer = true ; ldapConnection.Credential = networkCredential; ldapConnection.SessionOptions.VerifyServerCertificate = new VerifyServerCertificateCallback(ServerCallback); ldapConnection.SessionOptions.ProtocolVersion = 3; ldapConnection.AuthType = AuthType.Basic; ldapConnection.Bind(networkCredential); } If anyone already tried with that please help me

Rajendran S · Answer

using (LdapConnection ldapConnection = new LdapConnection(activeDirectoryServer) { Timeout = TimeSpan.FromSeconds(600) }) { var networkCredential = new NetworkCredential(loginCN, ldpPassowrd); ldapConnection.SessionOptions.SecureSocketLayer = true ; ldapConnection.Credential = networkCredential; ldapConnection.SessionOptions.VerifyServerCertificate = new VerifyServerCertificateCallback(ServerCallback); ldapConnection.SessionOptions.ProtocolVersion = 3; ldapConnection.AuthType = AuthType.Basic; ldapConnection.Bind(networkCredential); } Now working this Once I removed NetworkCredential DomainName parameter

Satya Karki · Answer

Hi, Your error message says that credentials are incorrect. Check credentials and try.

Bohdan Stupak · Answer

Can you connect manually with these credentials? The message may suggest that your code is fine but credentials are wrong. Are alternatively you're doing something wrong in code