相信很多的黑客朋友当进入一台远程电脑的时候最想得到的就是密码文件，然后自己破解一下就是这台电脑的系统管理员了，嘿嘿!可是密码文件在哪呢？

AIX 3 /etc/security/passwd !

or /tcb/auth/files/

of username>/

A/UX 3.0s /tcb/files/auth/?/*

BSD4.3-Reno /etc/master.passwd *

ConvexOS 10 /etc/shadpw *

ConvexOS 11 /etc/shadow *

DG/UX /etc/tcb/aa/user/ *

EP/IX /etc/shadow x

HP-UX /.secure/etc/passwd *

IRIX 5 /etc/shadow x

Linux 1.1 /etc/shadow *

OSF/1 /etc/passwd[.dir　.pag] *

SCO Unix #.2.x /tcb/auth/files/

of username>/

SunOS4.1+c2 /etc/security/passwd.adjunct ##username

SunOS 5.0 /etc/shadow

System V Release 4.0 /etc/shadow x

System V Release 4.2 /etc/security/* database

Ultrix 4 /etc/auth[.dir　.pag] *

UNICOS /etc/udb *