Module 10 Flashcards
1
Q
What is PGP ? And what is it used for?
A
pretty good privacy,
it is a security service fro email and file storage applications
2
Q
What is SET ? What is it used for?
A
Secure electronic transaction(SET)
it is to provide secure credit card transactions over the internet.
3
Q
What is dual signature ?
A
link two messages that are intending for two different recipients.
4
Q
Why it is useful ?
A
- the order info must be verified by the merchant.
2. payment information must be verified by the issuer.
5
Q
How Dual signature created ?
A
PI and OI hased to generate PIMD and OIMD.
PIMD and OIMD concatenation and hashed to get POMD.
Use RSA encrypt with Kc(customer private key) generate dual signature.
