4.2 User management
A new user created with the "AddUser" function has no rights at all. The user administrator
has the responsibility for the user management and the associated rights. All users must use
a secure password.
Table 4-1 Methods for user administration
Method Description
AddUser Creates a new user for accessing OPC UA.
Input arguments:
UserName User Name
Initially, the password of the new user is the user name. It should then be changed using the
method "ChangeMyPassword".
AddCertificateUser Creates a new user for accessing OPC UA via certificate authentication.
Input aguments:
UserName user, certificate is issued to
CertficateData Certificate(.der) as byte string
DeleteUser Deletes a user who was added previously using the method "AddUser".
Input arguments:
UserName User Name
The administrator user, created when OPC UA was set up, cannot be deleted.
GetUserList The administrator can read the list of all users.
Input arguments:
- List of users
ChangeMyPassword
Changes the password for the connected user.
Input arguments:
OldPwd Current password
NewPwd1 New password
NewPwd2 New password (security prompt)
Important!
Whereas the methods "AddUser", "DeleteUser", "GiveUserAccess" and "DeleteUserAccess"
can only be called up if the user is connected as the administrator, the user must connect as
the corresponding user in order to change the password.
User administration
4.2 User management
SINUMERIK Integrate for Engineering Access MyMachine / OPC UA
32 Configuration Manual, 12/2017, 6FC5397-1DP40-6BA1
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