Properties | Our scheme | Scheme in [17] | Scheme in [16] |
---|
Resist the evaluators | Yes | No | No |
cheating activity | | | |
Secure channel | No | Yes | Yes |
Verifiable | Yes | Yes | No |
Efficient reconstruction | Yes | Yes | Yes |
and trace | | | |
The reusability of the | Yes | No | No |
secret shadow | | | |
Third party | No | Yes | Yes |
Select the secret shadow | Yes | No | No |
by the evaluators | | | |