User Types in SAP

This article answers following queries:

• How many user types in SAP? 
• What are the functionality of Dialog users? 
• What are the difference between Dialog and Service users? 
• What are the difference between System and Communication users? 
• What are the functionality of reference users in SAP?
• How to create users in SAP?

User Types in SAP

There are five type of users in SAP:

1- Dialog User (A) – Individual System Access (Personalized)

• Logon with SAP GUI is possible. Therefore the user is interaction-capable with GUI. 
• Expired or initial passwords are checked.
• Users have options to change their passwords
• Multiple logon is possible but we can restrict by parameters.
• Ex- End Users, Supports User etc. 

2 - Service User (S) – Shared System Access (Anonymous)

• Logon with SAP GUI is possible.
• Only user Administrator can change the password.
• Multiple logon is permitted.
• The password cannot be initial or expired. 
• Ex- Fire Fighter Id. 

3 - System User (B) – System Dependent and System Internal Operations

• Logon with SAP GUI is not possible. 
• The password cannot be initial or expired. 
• Only Administrator can change their passwords.
• It is used to communicate within SAP System. 
• Ex- Internal RFCs, Background Processing, External RFCs (TMS, ALE, CUA) 

4 - Communication User (C) – System External operations

• Logon with SAP GUI is not possible. 
• It is also one type of Background user and communicates between Systems.
• Ex – External RFCs 

5 - Reference User (L) – Authorization Enhancement

• No dialog logon is possible.
• It is used to providing extra privilege / additional authorization of a user who is going on vacation or leave to existing users.
• Ex- Internet User with identical Authorizations.

To Know How to create user: Click Here

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