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Security
You can secure your Informix® database server and the data that is stored in your Informix databases. You can encrypt data, secure connections, control user privileges and access, and audit data security.
Security in HCL Informix®
The Informix® Security Guide documents methods for keeping your data secure by preventing unauthorized viewing and altering of data or database objects, including how to use the secure-auditing facility of the database server.
Auditing data security
Audit analysis

Security
You can secure your Informix® database server and the data that is stored in your Informix databases. You can encrypt data, secure connections, control user privileges and access, and audit data security.
- Security in HCL Informix®
  The Informix® Security Guide documents methods for keeping your data secure by preventing unauthorized viewing and altering of data or database objects, including how to use the secure-auditing facility of the database server.
  - Securing data
  - Auditing data security
    - Overview of auditing with the Informix® secure auditing facility
    - Audit administration
    - Audit analysis
    - The onaudit utility
      Use the onaudit utility to manage audit masks and auditing configuration.
    - The onshowaudit utility
      Use the onshowaudit utility to view the audit information from an existing audit trail. You can use this command to extract information for a particular user, database server, or both, making it possible to isolate a particular subset of data from a potentially large audit trail.
    - Audit event codes and fields
      The secure-auditing facility audits certain database server events.
    - The ADTCFG file

Audit analysis

The audit analysis is extremely important. This chapter contains the following information:

The format of audit records that the database server produces
How to perform audit analysis with or without SQL
How to extract audit information from the audit trail for quick viewing
How to load that data into a database for analysis with SQL
How best to perform audit analysis on the extracted audit information

This chapter applies whether you use the database server or your operating system to store and maintain the audit trail. An overview of the audit analysis process is in Overview of auditing with the Informix secure auditing facility.