User guide

Chapter 2: Security Measures
2-14
Selection of Specific Users
By fixing the operators of the entire system to a pre-specified set of users, you can prevent tampering of
information.
Executing the security enhancement command, you can change the operation mode of EJB Service to
the specific user authorization mode.
For detailed information about the security enhancement command, refer to Environment Setup for
Interstage Resources Protection in Appendix A.
Change of Access Permission of the Protected Resources
Change the access permission of the resources to be protected.
Periodic Backup
Periodic backups make restoration of the environment possible when information is tampered with.
Periodic backup is an effective defense against following threats:
• Tampering of information
• Damage to data
• Damage to files
Periodic backup implements the following two procedures:
• Backup of data
• Restoration of data
Backup of Data
In preparation for tampering, back up the following resources periodically:
• Environment definition file of EJB Service
• Application folder
For detailed information about backup of the resources of EJB Service, refer to Maintenance (Resource
Backup) in the Interstage Operator's Guide.
Restoration of Data
If data has been damaged, restore the data.
SSL Encryption
The SSL encryption function is a function for data encryption using the SSL linkage of CORBA Service.
Using the SSL linkage function, you can defend your system against the following threats:
• Exploitation of information
• Exploitation of passwords
For information about SSL encryption, refer to Chapter 11, How to Use SSL with J2EE.