Blind signature is a special kind of digital signature, which has particular status and effect in network communication requiring anonymity.
盲签名是一种特殊的数字签名，在有匿名性要求的网络通信中具有独特的地位和作用。
2
The shooting method and implementation of the"frozen time"digital video specialeffect are studied, and a new full- digital shooting system of"frozen time"specialeffect is established.