Password credentials for connecting to databases can now be stored in a client-side Oracle wallet, a secure software container used to store authentication and signing credentials. This wallet usage can simplify large-scale deployments that rely on password credentials for connecting to databases. When this feature is configured, application code, batch jobs, and scripts no longer need embedded user names and passwords.
Risk is reduced because such passwords are no longer exposed in the clear, and password management policies are more easily enforced without changing application code whenever user names or passwords change. This string can include a user name and password, and an Oracle Net service name identifying the database on an Oracle network.
For example, the service name could be the URL that uniquely identifies that database, or a TNS alias you entered in the tnsnames.
Another possibility is a host:port:sid string. The following examples are standard CONNECT statements that could be used for a client that is not configured to use the external password store:.
In these examples, salesapp is the user name and 2Ip6Cg8 is the password, with the unique connect string for the database shown as specified in three different ways. However, when clients are configured to use the secure external password store, applications can connect to a database with the following CONNECT statement syntax, without specifying database login credentials:. In this case, the database credentials, username and password, are securely stored in an Oracle wallet created for this purpose.
The autologin feature of this wallet is turned on so the system does not need a password to open the wallet. From the wallet, it gets the credentials to access the database for the user they represent. If your client is already configured to use external authentication, such as Windows native authentication or Secure Sockets Layer SSL , then that authentication method will be used. The same credentials used for such authentication are typically also used to log in to the database.
For clients not using such authentication methods or wanting to override them for database authentication, a new parameter SQLNET. If you want a client to use the secure external password store feature, then perform the following configuration tasks. Wallets can be copied to different machines, which can represent a security risk. In 11g Release 2, you can prevent the auto login functionality of the wallet from working if it is copied to another machine by creating a local wallet using the "orapki" command, instead of the "mkstore" command.
As before, the mkstore utility doesn't have an option to specify a password. If you need to script the creation, you can fake the user entry for the password as follows. With the wallet created and the password credentials in place, connect to the database without specifying the username and password, as shown below. That's fine if you only ever connect as a single user to each database, but what if you connect as multiple users? So if we have a user called "test" on the "db10g" database, we create a new entry in the wallet.
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