What is external authentication in Oracle?
External Authentication. When you choose external authentication for a user, the user account is maintained by Oracle Database, but password administration and user authentication is performed by an external service. This external service can be the operating system or a network service, such as Oracle Net.
What is external authentication?
External authentication is the use of third-party authentication sources to decide whether a user should be allowed access to a system, and often what level of access an authenticated user enjoys on a system.
What is OS authentication in Oracle?
OS authentication allows Oracle to pass control of user authentication to the operating system. When a connection is attempted from the local database server, the OS username is passed to the Oracle server. If the username is recognized, the Oracle the connection is accepted, otherwise the connection is rejected.
What is OPS$ user in Oracle?
OPS$ stands for OPerating System identified user. You are logged into the OS as oracle.
What are the two 2 types of user privileges?
A user can receive a privilege in two different ways:
- You can grant privileges to users explicitly.
- You can also grant privileges to a role (a named group of privileges), and then grant the role to one or more users.
Does Oracle support Windows authentication?
Windows Native Authentication Overview Oracle Database can use Windows user login credentials to authenticate database users. Benefits include: Enabling users to connect to Oracle Database without supplying a username or password.
What is SAP SSFS?
As of SAP Kernel release 7.20, SAP has now introduced a new method of securely storing the database password and for connecting to the database with mechanism called Secure Storage in File System (SSFS). The encrypted password for the SAP database user is then no longer stored in the database, but in the file system.
What is Oracle wallet?
Oracle Wallet is a container that stores authentication and signing credentials. Trusted certificates are stored in the Oracle Wallet when the wallet is used for security credentials.
How to perform external user authentication in Oracle?
Use this procedure to perform external user authentication tasks. Perform the following external user authentication tasks on the Oracle Database server: Add parameter OS_AUTHENT_PREFIX to your init.ora file.
Which is easier to administer, Oracle database or external authentication?
It is easier to administer when there are small user communities. When you choose external authentication for a user, the user account is maintained by Oracle Database, but password administration and user authentication is performed by an external service. This external service can be the operating system or a network service, such as Oracle Net.
Can a database password be used for external authentication?
With external authentication, your database relies on the underlying operating system or network authentication service to restrict access to database accounts. A database password is not used for this type of login. If your operating system or network service permits, then you can have it authenticate users.
How does proxy authentication work in Oracle Database?
Proxy Authentication and Authorization. If you choose database authentication for a user, then administration of the user account including authentication of that user is performed entirely by Oracle Database. To have Oracle Database authenticate a user, specify a password for the user when you create or alter the user.