What is Kinit command?

What is Kinit command?

The kinit command is used to obtain and cache an initial ticket-granting ticket (credential) for principal. This ticket is used for authentication by the Kerberos system. If Kerberos authenticates the login attempt, kinit retrieves your initial ticket-granting ticket and puts it in the ticket cache.

How do I configure Kerberos?

Configure Kerberos single sign-on (SSO) if your network supports it.

1. Enter the. Kerberos Realm. (up to 127 characters) to specify the hostname portion of the user login name. For example, the user account name [email protected] has the realm EXAMPLE. LOCAL.
2. Import. a. Kerberos Keytab. file. When prompted, Browse.

How does Kerberos authentication work in Internet Explorer?

This is defined in DNS for the server. In addition, the web server uses the Service Principal Name (SPN) of an A record in order to process the Kerberos authentication. When Internet Explorer accesses the web server through a proxy server, it tries to request the Kerberos ticket based on the CNAME of the web server, instead of the A record.

Why is my Internet Explorer authentication not working?

As this SPN was not registered in Kerberos protocol, the ticket cannot be obtained, and the authentication fails. To resolve this issue, install the most recent cumulative security update for Internet Explorer.

What happens when the Kerberos ticket request fails?

When the Kerberos ticket request fails, Kerberos authentication isn’t used. NTLM fallback may occur, because the SPN requested is unknown to the DC. If the DC is unreachable, no NTLM fallback occurs. To declare an SPN, see the following article: How to use SPNs when you configure Web applications that are hosted on Internet Information Services.

How big is a Kerberos-based authentication request?

The following request is for a page that uses Kerberos-based Windows Authentication to authenticate incoming users. The size of the GET request is more than 4,000 bytes.