标签：密码
一名安全研究员发布了一份包含1000万条记录的用户名、密码文件。原文可见：$ wc -l 10-million-combos.txt 10000000 10-million-combos.txt共有两列，分别是username、password
$ head 10-million-combos.txt 0000 00000000 0000 00001 0000 00001111 0000 000099 0000 00009999 0000 0000w 0000 5927499 0000 634252 0000 6911703 0000 701068出现最多的100个username：
$ cat 10-million-combos.txt | awk '{print $2}' | tr 'A-Z' 'a-z' | sort | uniq -c | sort -nr | head -100 | awk '{print $2"\t"$1}' > top_100_username
$ head top_100_username
info 3044
admin 2119
michael 1323
robert 1113
2000 1095
john 1049
david 1041
null 967
richard 940
thomas 922按照出现频次，使用http://worditout.com/ 作出标签图：
$ cat 10-million-combos.txt | awk '{print $2}' | tr 'A-Z' 'a-z' | sort | uniq -c | sort -nr | head -100 | awk '{print $2"\t"$1}' > top_100_password
$ head top_100_password
123456 55893
password20785
1234567813582
qwerty 13230
1234567811696
12345 10938
1234 6432
111111 5682
1234567 4796
dragon 4191使用http://worditout.com/ 作出标签图：
$ cat top_password | awk '{sum+=$2} END {print sum/1e7 * 100}'
3.34714就有3%的概率登录成功。$ cat 10-million-combos.txt |tr 'A-Z' 'a-z' | awk '{print $1}' | grep 'michael' | wc -l
8132下面看看username是michael,密码中还有michael的次数：$ cat 10-million-combos.txt | tr 'A-Z' 'a-z' | awk '$1=="michael" {print $2}' | grep 'michael' | wc -l
23$ cat 10-million-combos.txt | tr 'A-Z' 'a-z' | awk '$1=="admin" {print $2}' | sort | uniq -c |sort -nr | head
1 zzzz
1 zzzsecurityzzz
1 zzzsecu1
1 zykova33173
1 zxzz标签：密码
原文地址：http://blog.csdn.net/laozhaokun/article/details/44106171
