signature
signature
digital signature数字签名
digital signature数字签名
signature style means _____.
signature style means _____.
A signature is typed at the bottom of the letter.
A signature is typed at the bottom of the letter.
A salutation and signature are necessary in a memo. ( )
A salutation and signature are necessary in a memo. ( )
下面哪一项是对IDS的正确描述？（） A: A基于特征（Signature-based）的系统可以检测新的攻击类型 B: B基于特征（Signature-based）的系统比基于行为（behavior-based）的系统产生更多的误报 C: C基于行为（behavior-based）的系统维护状态数据库来与数据包和攻击相匹配 D: D基于行为（behavior-based）的系统比基于特征（Signature-based）的系统有更高的误报
下面哪一项是对IDS的正确描述？（） A: A基于特征（Signature-based）的系统可以检测新的攻击类型 B: B基于特征（Signature-based）的系统比基于行为（behavior-based）的系统产生更多的误报 C: C基于行为（behavior-based）的系统维护状态数据库来与数据包和攻击相匹配 D: D基于行为（behavior-based）的系统比基于特征（Signature-based）的系统有更高的误报
The formal letter without signature is valid.
The formal letter without signature is valid.
The signature dish of Shanghai is Xiaolong Bao.
The signature dish of Shanghai is Xiaolong Bao.
Which of the following is a signature dish of Cantonese Cuisine?
Which of the following is a signature dish of Cantonese Cuisine?
It was ______ that became Blake’s signature and a symbol of fun.
It was ______ that became Blake’s signature and a symbol of fun.