What is 'ticket verification library' in SAP BC-SEC - Security?

ticket verification library - Overview

• Component: BC-SEC

• Component Name: Security

• Description: Library available to non-SAP applications for authentication purposes and Single Sign-On. The non-SAP application can use the library to verify a logon ticket that has been issued by an SAP System instead of authenticating the user itself.

ticket verification library - Details

• 
  Key Concepts: 
  The Ticket Verification Library (TVL) is a component of the SAP BC-SEC Security module. It is used to authenticate users and verify their access rights to certain SAP systems. The TVL is a set of libraries that contain the necessary information for authentication and authorization. 
  
  How to use it: 
  The TVL is used to authenticate users and verify their access rights to certain SAP systems. It is used in conjunction with the SAP Logon Ticket (SLT) which is a ticket that contains the user's credentials and access rights. The TVL checks the SLT against its own library of valid tickets and verifies that the user has the correct access rights. 
  
  Tips & Tricks: 
  When using the TVL, it is important to ensure that the SLT is up-to-date and valid. This can be done by regularly checking for updates in the TVL library. Additionally, it is important to ensure that only authorized users have access to the TVL library. 
  
  Related Information: 
  The TVL is part of the SAP BC-SEC Security module which also includes other components such as the User Management Engine (UME), Authorization Management Engine (AME), and Access Control List (ACL). Additionally, the TVL can be used in conjunction with other authentication methods such as Kerberos or SAML.