...das hier ist passwd:
root

0:0:root:/root:/bin/bash
daemon

1:1:daemon:/usr/sbin:/bin/sh
bin

2:2:bin:/bin:/bin/sh
sys

3:3:sys:/dev:/bin/sh
sync

4:65534:sync:/bin:/bin/sync
games

5:60:games:/usr/games:/bin/sh
man

6:12

/var/cache/man:/bin/sh
lp

7:7:lp:/var/spool/lpd:/bin/sh
mail

8:8:mail:/var/mail:/bin/sh
news

9:9:news:/var/spool/news:/bin/sh
uucp

10:10:uucp:/var/spool/uucp:/bin/sh
proxy

13:13:proxy:/bin:/bin/sh
www-data

33:33:www-data:/var/www:/bin/sh
backup

34:34:backup:/var/backups:/bin/sh
list

38:38:Mailing List Manager:/var/list:/bin/sh
irc

39:39:ircd:/var/run/ircd:/bin/sh
gnats

41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/bin/sh
nobody

65534:65534:nobody:/nonexistent:/bin/sh
libuuid

100:101::/var/lib/libuuid:/bin/sh
syslog

101:102::/home/syslog:/bin/false
messagebus

102:106::/var/run/dbus:/bin/false
hplip

103:7:HPLIP system user,,,:/var/run/hplip:/bin/false
avahi-autoipd

104:110:Avahi autoip daemon,,,:/var/lib/avahi-autoipd:/bin/false
avahi

105:111:Avahi mDNS daemon,,,:/var/run/avahi-daemon:/bin/false
couchdb

106:113:CouchDB Administrator,,,:/var/lib/couchdb:/bin/bash
haldaemon

107:114:Hardware abstraction layer,,,:/var/run/hald:/bin/false
speech-dispatcher

108:29:Speech Dispatcher,,,:/var/run/speech-dispatcher:/bin/sh
kernoops

109:65534:Kernel Oops Tracking Daemon,,,:/:/bin/false
saned

110:116::/home/saned:/bin/false
pulse

111:117:PulseAudio daemon,,,:/var/run/pulse:/bin/false
gdm

112:119:Gnome Display Manager:/var/lib/gdm:/bin/false
stefan

1000

Stefan,,,:/home/stefan:/bin/bash
timidity

113:122:TiMidity++ MIDI sequencer service:/etc/timidity:/bin/false
und hier kommt group:
root

0:
daemon

1:
bin

2:
sys

3:
adm

4:stefan
tty

5:
disk

6:
lp

7:
mail

8:
news

9:
uucp

10:
man

12:
proxy

13:
kmem

15:
dialout

20:stefan
fax

21:
voice

22:
cdrom

24:stefan
floppy

25:
tape

26:
sudo

27:
audio

29:pulse,timidity,stefan
dip

30:
www-data

33:
backup

34:
operator

37:
list

38:
irc

39:
src

40:
gnats

41:
shadow

42:
utmp

43:
video

44:
sasl

45:
plugdev

46:stefan
staff

50:
games

60:
users

100:
nogroup

65534:
libuuid

101:
syslog

102:
fuse

103:
lpadmin

104:stefan
ssl-cert

105:
messagebus

106:
crontab

107:
mlocate

108:
ssh

109:
avahi-autoipd

110:
avahi

111:
netdev

112:
couchdb

113:
haldaemon

114:
admin

115:stefan
saned

116:
pulse

117:
pulse-access

118:
gdm

119:
stefan

1000:
sambashare

120:stefan
winbindd_priv

121:
timidity

122: