Software packages, such as games, use default passwords. Finally, the BIOS computer chips in many PCs have built in passwords. Uses of Default Passwords Built-in userids and passwords have a number of uses. Operating systems, databases and applications software use built-in userids and passwords for initial installations or for upgrades. Defaults are often essential to the installation process.
Vendors use built-in accounts for customer support.
These logonids may be customized for specialized uses. Vendors maintain and troubleshoot problems with pre-configured default accounts. Sometimes, vendor support personnel will resist any suggestion to take the defaults away. A properly configured demonstration default account will permit a potential customer to try out software before purchase or permit a user to learn the software at his own pace using planned lessons. Defaults are used for Internet communications of file retrieval.