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SecurityYou can secure your HCL OneDB™ database server and the data that is stored in your HCL OneDB™ databases. You can encrypt data, secure connections, control user privileges and access, and audit data security.
Security in HCL OneDB™The HCL OneDB™ 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
HCL OneDB™ directory securityHCL OneDB™ utilities and product directories are secure by default.
Utilities for checking directory security (UNIX™)The database server utilities make security checks before the database server starts.
Installation path security requirements (UNIX™)The owner, group, and write access settings of the directories in the installation path and key subdirectories must be secure to prevent attacks on HCL OneDB™ programs.
Secure directory permissions (UNIX™)The installation directory and its subdirectories require specific permissions, depending on each directory's function.

Secure directory permissions (UNIX)

The installation directory and its subdirectories require specific permissions, depending on each directory's function.

Table 1. Secure permissions for the installation directory and subdirectories
Subdirectory	Owner	Group	Permissions (octal)
. ($ONEDB_HOME)	informix	informix	755
bin	informix	informix	755
lib	informix	informix	755
gls	informix	informix	755
msg	informix	informix	755
etc	informix	DBSA	775
aaodir	informix	AAO	775
dbssodir	informix	DBSSO	775
tmp	informix	informix	770

See Administrative roles and role separation for more information about Database Server Administrator (DBSA), Audit Analysis Officer (AAO), and Database System Security Officer (DBSSO) groups.

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