Linux /etc/passwd and /etc/shadow All In One
/etc/passwd
Linux 用户管理
Linux 用户权限管理
/etc/shadow
eric@rpi4b:~ $ cat /etc/shadow
cat: /etc/shadow: 权限不够
eric@rpi4b:~ $ sudo cat /etc/shadow
root:*:19480:0:99999:7:::
daemon:*:19480:0:99999:7:::
bin:*:19480:0:99999:7:::
sys:*:19480:0:99999:7:::
sync:*:19480:0:99999:7:::
games:*:19480:0:99999:7:::
man:*:19480:0:99999:7:::
lp:*:19480:0:99999:7:::
mail:*:19480:0:99999:7:::
news:*:19480:0:99999:7:::
uucp:*:19480:0:99999:7:::
proxy:*:19480:0:99999:7:::
www-data:*:19480:0:99999:7:::
backup:*:19480:0:99999:7:::
list:*:19480:0:99999:7:::
irc:*:19480:0:99999:7:::
gnats:*:19480:0:99999:7:::
nobody:*:19480:0:99999:7:::
_apt:*:19480:0:99999:7:::
systemd-network:*:19480:0:99999:7:::
systemd-resolve:*:19480:0:99999:7:::
systemd-timesync:*:19480:0:99999:7:::
messagebus:*:19480:0:99999:7:::
_rpc:*:19480:0:99999:7:::
sshd:*:19480:0:99999:7:::
statd:*:19480:0:99999:7:::
avahi:*:19480:0:99999:7:::
dnsmasq:*:19480:0:99999:7:::
lightdm:*:19480:0:99999:7:::
rtkit:*:19480:0:99999:7:::
pulse:*:19480:0:99999:7:::
saned:*:19480:0:99999:7:::
colord:*:19480:0:99999:7:::
hplip:*:19480:0:99999:7:::
systemd-coredump:!*:19480::::::
eric:$5$oKqRAUFEF3m$e1JFWDLvBxYZiLkUs35Qb8dbwfTPkLwXNQOTMOeqN1:19480:0:99999:7:::
ftp:*:19517:0:99999:7:::
demos
2022年下半年
信息安全工程师案例分析真题答案解析
https://www.cnitpm.com/pm1/130565.html
Raspberry Pi4B
eric@rpi4b:~ $ cat /etc/passwd
root:x:0:0:root:/root:/bin/bash
daemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin
bin:x:2:2:bin:/bin:/usr/sbin/nologin
sys:x:3:3:sys:/dev:/usr/sbin/nologin
sync:x:4:65534:sync:/bin:/bin/sync
games:x:5:60:games:/usr/games:/usr/sbin/nologin
man:x:6:12:man:/var/cache/man:/usr/sbin/nologin
lp:x:7:7:lp:/var/spool/lpd:/usr/sbin/nologin
mail:x:8:8:mail:/var/mail:/usr/sbin/nologin
news:x:9:9:news:/var/spool/news:/usr/sbin/nologin
uucp:x:10:10:uucp:/var/spool/uucp:/usr/sbin/nologin
proxy:x:13:13:proxy:/bin:/usr/sbin/nologin
www-data:x:33:33:www-data:/var/www:/usr/sbin/nologin
backup:x:34:34:backup:/var/backups:/usr/sbin/nologin
list:x:38:38:Mailing List Manager:/var/list:/usr/sbin/nologin
irc:x:39:39:ircd:/run/ircd:/usr/sbin/nologin
gnats:x:41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/usr/sbin/nologin
nobody:x:65534:65534:nobody:/nonexistent:/usr/sbin/nologin
_apt:x:100:65534::/nonexistent:/usr/sbin/nologin
systemd-network:x:101:102:systemd Network Management,,,:/run/systemd:/usr/sbin/nologin
systemd-resolve:x:102:103:systemd Resolver,,,:/run/systemd:/usr/sbin/nologin
systemd-timesync:x:103:109:systemd Time Synchronization,,,:/run/systemd:/usr/sbin/nologin
messagebus:x:104:110::/nonexistent:/usr/sbin/nologin
_rpc:x:105:65534::/run/rpcbind:/usr/sbin/nologin
sshd:x:106:65534::/run/sshd:/usr/sbin/nologin
statd:x:107:65534::/var/lib/nfs:/usr/sbin/nologin
avahi:x:108:113:Avahi mDNS daemon,,,:/run/avahi-daemon:/usr/sbin/nologin
dnsmasq:x:109:65534:dnsmasq,,,:/var/lib/misc:/usr/sbin/nologin
lightdm:x:110:114:Light Display Manager:/var/lib/lightdm:/bin/false
rtkit:x:111:116:RealtimeKit,,,:/proc:/usr/sbin/nologin
pulse:x:112:119:PulseAudio daemon,,,:/run/pulse:/usr/sbin/nologin
saned:x:113:122::/var/lib/saned:/usr/sbin/nologin
colord:x:114:123:colord colour management daemon,,,:/var/lib/colord:/usr/sbin/nologin
hplip:x:115:7:HPLIP system user,,,:/run/hplip:/bin/false
systemd-coredump:x:996:996:systemd Core Dumper:/:/usr/sbin/nologin
eric:x:1000:1000:,,,:/home/eric:/bin/bash
ftp:x:116:124:ftp daemon,,,:/srv/ftp:/usr/sbin/nologin
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refs
https://www.cnblogs.com/xgqfrms/p/17320122.html
https://linux.xgqfrms.xyz/linux_basic/0410accountmanager.htm
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