Introduction
- Clara Customer fires up her favorite Web browser one morning and connects to her Bank to pay her rent. The Bank's computer duly opens up an encrypted session, and Clara fills out the payment form from her landlord
A Welter of Decisions...
- Can the Bank really believe itís Clara? Vice versa?
- What kind of ëreceiptí can Clara rely on?
- Has the rent bill been delegated accurately?
Cryptography answers ëhowí, not ëwhyí
- Tamper-proofing is not the same as entrusting