The ability to guard customer data is the key to market value, which the board is responsible for on behalf of shareholders.
保护客户数据的能力是市场价值的关键，董事会代表股东对市场价值负责。
2
In practice, you should place the certifier under lock and key and may even put a guard (an actual person!) in charge of handing out the key via a very controlled mechanism.
实际上，您应该把证明锁起来再放上警卫(真正的人！)，通过严格控制的机制传递钥匙。
3
But to guard the fragile improvements, the key for America must be flexibility.