Oracel Wallet allows the Data Express engine to connect the source and target databases without needing to specify the user name and password.
Oracle Wallet is a container/repository that stores credentials such as certificates, certificate requests, and private keys. You can use this feature if you enable HTTPS. Oracle Wallets can be stored either on the file system or an LDAP Server (like OID).
You manage Oracle Wallets using Oracle Wallet Manager (OWM - java based application). OWM is executable in $ORACLE_HOME/bin .
Using OWM you can: