Configuring Oracle Database For External Authentication; Setting The Sqlnet.authentication_Services Parameter In Sqlnet.ora; Verifying That Remote_Os_Authent Is Not Set To True - Oracle Database B10772-01 Administrator's Manual

Configuring Oracle Database for External Authentication
This section describes the parameters you must set to configure Oracle Database for
network authentication, using the following tasks:

Setting the SQLNET.AUTHENTICATION_SERVICES Parameter in sqlnet.ora

The following parameter must be set in the
servers to enable each to use a supported authentication method:
SQLNET.AUTHENTICATION_SERVICES=(oracle_authentication_method)
For example, for all clients and servers using Kerberos authentication, the
sqlnet.ora
SQLNET.AUTHENTICATION_SERVICES=(KERBEROS5)

Verifying that REMOTE_OS_AUTHENT Is Not Set to TRUE

To verify that REMOVE_OS_AUTHENT is not set to TRUE, add the following
parameter to the initialization file—in each database instance—when you configure
the authentication method:
REMOTE_OS_AUTHENT=FALSE
Configuring Multiple Authentication Methods and Disabling Oracle Advanced Security 9-5
Setting the SQLNET.AUTHENTICATION_SERVICES Parameter in sqlnet.ora
Verifying that REMOTE_OS_AUTHENT Is Not Set to TRUE
Setting OS_AUTHENT_PREFIX to a Null Value
See Also:
The corresponding chapter in this guide for information about
configuring a particular authentication method
Appendix B, "Authentication Parameters"
parameter must be set as follows:
Setting REMOTE_OS_AUTHENT to TRUE can cause a
Caution:
security exposure, because it lets someone using a non-secure
protocol, such as TCP, perform an operating system-authorized
login (formerly referred to as an OPS$ login).
Configuring Oracle Database for External Authentication
file for all clients and
sqlnet.ora