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Asked by: Katya Cantor
technology and computing computer networkingWhat is difference between NTLM and Kerberos authentication?
Correspondingly, what is NTLM authentication?
In a Windows network, NT (New Technology) LANManager(NTLM) is a suite of Microsoft security protocolsintendedto provide authentication, integrity, andconfidentiality tousers. NTLM is the successor to theauthenticationprotocol in Microsoft LAN Manager (LANMAN), anolder Microsoftproduct.
Moreover, what is Kerberos authentication?
ːrb?r?s/) isacomputer-network authentication protocol that works onthebasis of tickets to allow nodes communicating over anon-securenetwork to prove their identity to one another in asecure manner.Kerberos uses UDP port 88 bydefault.
Kerberos is used heavily on secure systemswhichrequire solid auditing and authentication features. Itsusedin Posix authentication, as an alternativeauthentication systemfor ssh, POP and SMTP, in Active Directory,NFS, Samba, and quite afew other similar projects.