LockBox for Palm OS for

From L3Solutions:

If you use a PDA, you know how handy it is to be able to retrieve your data wherever you go. Wouldn't it be convenient to have a single repository for credit cards, bank accounts, passwords, and other sensitive information? But what happens if your device is lost or stolen? No problem, if you have LockBox.
LockBox provides several layers of protection. First, the application is password protected. Naturally you an set and change your password at any time. Second, information is stored in a secure non-standard database format. Third, LockBox encrypts your information before saving it, to keep data values hidden from prying eyes.
LockBox is designed to be easy and flexible. In addition to the built in data categories, you can create your own secure tables, with up to ten pieces of secured and encrypted information in each table.
LockBox is a fast, easy, and flexible solution to handheld security.
Even better, LockBox is priced right, making it an essential best buy for every handheld user!