Different authentication options available in SharePoint. Classic, Claims, Kerberos and SAML

1. A deep dive on SharePoint
Authentication

4. Term Description
Authentication provider Directory or database that contains the user’s
credentials
Authentication type Specific way of validating credentials against one or
more authentication providers (e.g Windows, Forms)
Authentication method Specific exchange of account credentials and other
information that assert a user’s identity (e.g NTLM,
Kerberos)
Proof The result of the authentication method
Token Is the proof which will be used to prove the identity
Claim Represents a specific item of data about a user such as
his or her name, group memberships, and role

9. SharePoint 2007 SharePoint 2010 SharePoint 2013 SharePoint 2016

17. KDC
SQL Server
SPN: HTTP/portal.contoso.com SPN: MSSqlSvc/sql1.contoso.com:1433

25. receiving farm

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