Method for carrying out a secure electronic transaction using a portable data support
First Claim
1. A method for effecting a secure electronic transaction on a terminal using a portable data carrier, whereby a user authenticates himself vis-à
- -vis the portable data carrier, the portable data carrier confirms the proof of authentication to the terminal, and the portable data carrier then performs a security-establishing operation within the electronic transaction, comprising locating via the portable data carrier quality information about how the authentication of the user was done and attaching said quality information to the result of the security-establishing operation.
5 Assignments
0 Petitions
Accused Products
Abstract
A method for effecting a secure electronic transaction on a terminal using a portable data carrier is proposed. According to the method a user (30) first authenticates himself vis-à-vis the portable data carrier (20). The portable data carrier (20) at the same time produces quality information about how authentication was done. The authentication is confirmed to the terminal (14). Then the portable data carrier (20) performs a security-establishing operation within the transaction, for example the creation of a digital signature. It attaches the quality information to the result of the security-establishing operation.
44 Citations
14 Claims
-
1. A method for effecting a secure electronic transaction on a terminal using a portable data carrier, whereby a user authenticates himself vis-à
- -vis the portable data carrier, the portable data carrier confirms the proof of authentication to the terminal, and the portable data carrier then performs a security-establishing operation within the electronic transaction, comprising locating via the portable data carrier quality information about how the authentication of the user was done and attaching said quality information to the result of the security-establishing operation.
- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 13)
-
10. A portable data carrier for performing a security-establishing operation within a secure electronic transaction, whereby a user authenticates himself vis-à
- -vis the portable data carrier and the portable data carrier confirms the authentication to a terminal, comprising setting up the data carrier to create quality information stating how the authentication of the user was performed.
- View Dependent Claims (11, 12, 14)
Specification