This key is used to verify and enable functions. Among the regular activation codes, it is used for online game novice card encryption, online game internal test activation code and open network product invitation code.
The universal digital key (universal activation code) mainly promotes the concept of "universal". It aims to endow the digital key "activation code" with the characteristics of "liquidity, expansibility and initiative". It can be extended to the invitation code of various products \ enterprise network publicity activities.
Each key performs one-way data processing, and the function of each key is just the opposite of the other. When one key is used for encryption, the other key is used for decryption. ?
In other words, the key pair can work in any direction. This provides the basis of "digital signature". If a user uses his own private key to process data, others can use the public key he provides to process data.
Because only the owner knows the private key, the processed message forms an electronic signature-a file that no one else can generate. A digital certificate contains public key information to confirm the identity of the user who owns the key pair.
Extended data:
In Need for Speed 16, players will participate in the illegal and highly exciting underground racing world from San Francisco to new york. Police chase will not be the only setting, but also includes border explosions, exciting city racing, iceberg and canyon racing including rocket-guided attacks.
The work will also use the impressive Frost 2 engine, and Need for Speed: Desperate Storm will create a new standard with shocking visual effects and enhancing physical effects.
It also includes a brand-new immersive story, which introduces players into a world without speed limits, rules or alliances with perfect effect. Autolog, the new community interaction function of Need for Speed will be added to the new work again to enhance the interaction of players.
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