题意:给定 n 个密码,你要按长度不递减的顺序进行尝试,问你最多和最少试多少次可能找出密码,每尝试 k 次错误的,就要等5秒。 析:我们只要把长度全都统计下来,然后从1开始去找目标长度,最少的就是正好到目标长度,最多的就是把目标长度恰好试完。 代码如下: ...
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其他好文 时间:
2016-10-01 10:33:55
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160
从github上获取的,自己整理了下,以备后用。 Generating an SSH key mac windows mac windows SSH keys are a way to identify trusted computers without involving passwords. Y ...
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其他好文 时间:
2016-09-22 11:27:42
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一、简介 Number one of the biggest security holes are passwords, as every password security study shows. Hydra is a parallized login cracker which support ...
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系统相关 时间:
2016-09-16 19:44:57
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359
MySQL 5.7.15 发布了。更新如下:安全事项: The validate_password plugin now supports the capability of rejecting passwords that match the current session user name, ...
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数据库 时间:
2016-09-08 21:36:35
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209
MySQL 5.7.15 发布了。更新如下: 安全事项: The validate_password plugin now supports the capability of rejecting passwords that match the current session user name, ...
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数据库 时间:
2016-09-08 18:09:02
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313
--find SQL login with blank passwords select name,type_desc,create_date from sys.sql_logins where pwdcompare('', password_hash) = 1 --find SQL login w ...
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数据库 时间:
2016-07-23 15:17:29
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452
看清楚题目就好了 or if the user’s password length is at least 8 characters and the user made a mistake with only one character (either replaced it with a wrong character or dropped it).
然后讨论一下就好了...
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其他好文 时间:
2016-07-13 17:13:48
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226
Description standard input/output Islam is usually in a hurry. He often types his passwords incorrectly. He hates retyping his password several times ...
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其他好文 时间:
2016-07-12 17:32:36
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164
Authentication Introduction Configuration Storing Passwords Authenticating Users Basic Usage Introduction All the classes of the Auth system live in t ...
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其他好文 时间:
2016-07-05 11:55:52
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172
msyql 5.7.11版本安装 mysql生成的root的临时密码是 2016-05-10T10:05:47.421912Z 1 [Note] A temporary password is generated for root@localhost: v:gNXSw5FTkw 使用 mysql - ...
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其他好文 时间:
2016-05-10 20:36:16
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187