You can only password protect an entire .PST file...not individual items.
There is a "private" setting for Contacts, but it has no effect except when
using the delegate option with Exchange server (so that a delegate can't see
items you've marked private).

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Jocelyn Fiorello
MVP - Outlook
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> I want to us outlook on my home pc and keep contacts such
> as banks with account numbers and passwords private, so
> that they cannot be accessed on my pc without a
> password. (Palm Desttop does it this way, for
> instance). Is such a thing possible?