以下关于字典攻击的说法中，不正确的是( )。
- A.字典攻击比暴力破解更加高效
- B.使用密码盐技术可以大大增加字典攻击的搜索空间
- C.字典攻击主要用于破解密码
- D.如果密码盐泄露，字典攻击就会和不加盐时的效果一样
正确答案及解析
正确答案
解析
字典攻击：在破解密码或密钥时，逐一尝试用户自定义词典中的可能密码（单词或短语）的攻击方式。与暴力破解的区别是，暴力破解会逐一尝试所有可能的组合密码，而字典式攻击会使用一个预先定义好的单词列表（可能的密码）。
密码盐：在密码学中，是指通过在密码任意固定位置插入特定的字符串，让散列后的结果和使用原始密码的散列结果不相符，这种过程称之为“加盐”。
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