密码学的目标是使破解系统的成本超过受保护信息的价值。
The goal of cryptography is to make it so that the cost of breaking the system exceeds the value of the information protected.
I'm here to live my life, not to be a part of yours.
律师的权力在于法律的不确定性。
有时候最难的事和最正确的事是同一件事