What is the purpose of table USR02?

The table USR02 in SAP is used to store user master data, specifically user information related to user logon data and parameters. It plays a crucial role in user administration and security within the SAP system. Here are some key purposes and information stored in the USR02 table:

• User Logon Data: The USR02 table contains information such as user ID, password, and the status of a user account (e.g., locked, expired, or active).
• 
  
• Password Related Fields: It stores data related to password settings, such as password expiration date, password change date, and the number of failed logon attempts.
• 
  
• User Parameters: The table also stores user-specific parameters and settings, including language preference, default printer, time zone, and other system-related configurations.
• 
  
• User Lock Status: The USR02 table maintains information about user account locks, including the number of failed logon attempts and the lock status.
• 
  
• Authorization Data: It stores authorization-related information, such as user roles, profiles, and authorizations assigned to the user.
• 
  
• User Last Logon Information: The table records the timestamp of the last successful logon by a user.

The USR02 table is vital for user administration activities, security monitoring, and enforcing user access controls within the SAP system. It provides a central repository for managing and tracking user-related information and helps ensure the integrity and security of the SAP system.