Microsoft's Protected Store, which is a component of Internet Explorer 4.0, supports securely storing important, private information, such as credit cards, electronic drivers licenses, ATM cards, and electronic cash. The Protected Store stores this information such that no one can access this information without the user's permission. Additionally, the Protected Store allows this information to be securely transmitted to any computer and used with any application through the user of PFX technology.
The Wallet is designed so that if Internet Explorer 4.0 is installed on a system, Payment control data is automatically migrated to the Protected Store.