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Sep 4 17:23:52 UNIX sendmail[1950]: g849Npp01950: from=root, size=25,

class=0, nrcpts=1,

msgid=<200209040923.g849Npp01950@redhat.pfcc.com.cn>,

relay=root@localhost

Sep 4 17:23:55 UNIX sendmail[1950]: g849Npp01950: to=lzy@fcceec.net,

ctladdr=root (0/0), delay=00:00:04, xdelay=00:00:03, mailer=esmtp, pri=30025,

relay=fcceec.net. [10.152.8.2], dsn=2.0.0, stat=Sent (Message queued)

/var/log/messages

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Sep 3 08:30:17 UNIX login[1275]: FAILED LOGIN 2 FROM (null) FOR suying,

Authentication failure

Sep 4 17:40:28 UNIX -- suying[2017]: LOGIN ON pts/1 BY suying FROM

fcceec.www.ec8.pfcc.com.cn

Sep 4 17:40:39 UNIX su(pam_unix)[2048]: session opened for user root by suying(uid=999)

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¡¡¡¡/var/log/syslog

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Sep 6 16:47:52 UNIX login(pam_unix)[2384]: check pass; user unknown

/var/log/secure

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Sep 4 16:05:09 UNIX xinetd[711]: START: ftp pid=1815 from=127.0.0.1

Sep 4 16:05:09 UNIX xinetd[1815]: USERID: ftp OTHER :root

Sep 4 16:07:24 UNIX xinetd[711]: EXIT: ftp pid=1815 duration=135(sec)

Sep 4 16:10:05 UNIX xinetd[711]: START: ftp pid=1846 from=127.0.0.1

Sep 4 16:10:05 UNIX xinetd[1846]: USERID: ftp OTHER :root

Sep 4 16:16:26 UNIX xinetd[711]: EXIT: ftp pid=1846 duration=381(sec)

Sep 4 17:40:20 UNIX xinetd[711]: START: telnet pid=2016 from=10.152.8.2

/var/log/lastlog

¡¡¡¡¸ÃÈÕÖ¾Îļþ¼Ç¼×î½ü³É¹¦µÇ¼µÄʼþºÍ×îºóÒ»´Î²»³É¹¦µÄµÇ¼Ê¼þ£¬ÓÉloginÉú³É¡£ÔÚÿ´ÎÓû§µÇ¼ʱ±»²éѯ£¬¸ÃÎļþÊǶþ½øÖÆÎļþ£¬ÐèҪʹÓà lastlogÃüÁî²é¿´£¬¸ù¾ÝUIDÅÅÐòÏÔʾµÇ¼Ãû¡¢¶Ë¿ÚºÅºÍÉϴεǼʱ¼ä¡£Èç¹ûijÓû§´ÓÀ´Ã»ÓеǼ¹ý£¬¾ÍÏÔʾΪ"**Never logged in**"¡£¸ÃÃüÁîÖ»ÄÜÒÔrootȨÏÞÖ´ÐС£¼òµ¥µØÊäÈëlastlogÃüÁîºó¾Í»á¿´µ½ÀàËÆÈçϵÄÐÅÏ¢£º

Username Port From Latest

root tty2 Tue Sep 3 08:32:27 +0800 2002

bin **Never logged in**

daemon **Never logged in**

adm **Never logged in**

lp **Never logged in**

sync **Never logged in**

shutdown **Never logged in**

halt **Never logged in**

mail **Never logged in**

news **Never logged in**

uucp **Never logged in**

operator **Never logged in**

games **Never logged in**

gopher **Never logged in**

ftp ftp UNIX Tue Sep 3 14:49:04 +0800 2002

nobody **Never logged in**

nscd **Never logged in**

mailnull **Never logged in**

ident **Never logged in**

rpc **Never logged in**

rpcuser **Never logged in**

xfs **Never logged in**

gdm **Never logged in**

postgres **Never logged in**

apache **Never logged in**

lzy tty2 Mon Jul 15 08:50:37 +0800 2002

suying tty2 Tue Sep 3 08:31:17 +0800 2002

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¡¡¡¡/var/log/wtmp

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Wed Sep 4 08:14:03 2002 1 UNIX 275531

/var/ftp/lib/libnss_files-2.2.2.so b _ o a -root@UNIX ftp 0 * c

/var/log/kernlog

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Sep 5 09:38:42 UNIX kernel: NET4: Linux TCP/IP 1.0 for NET4.0

Sep 5 09:38:42 UNIX kernel: IP Protocols: ICMP, UDP, TCP, IGMP

Sep 5 09:38:42 UNIX kernel: IP: routing cache hash table of 512 buckets, 4Kbytes

Sep 5 09:38:43 UNIX kernel: TCP: Hash tables configured (established 4096 bind 4096)

Sep 5 09:38:43 UNIX kernel: Linux IP multicast router 0.06 plus PIM-SM

Sep 5 09:38:43 UNIX kernel: NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.

Sep 5 09:38:44 UNIX kernel: EXT2-fs warning: checktime reached, running e2fsck is recommended

Sep 5 09:38:44 UNIX kernel: VFS: Mounted root (ext2 filesystem).

Sep 5 09:38:44 UNIX kernel: SCSI subsystem driver Revision: 1.00

/var/log/Xfree86.x.log

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chyang pts/0 Aug 18 15:06

ynguo pts/2 Aug 18 15:32

ynguo pts/3 Aug 18 13:55

lewis pts/4 Aug 18 13:35

ynguo pts/7 Aug 18 14:12

ylou pts/8 Aug 18 14:15

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3:36pm up 1 day, 22:34, 6 users, load average: 0.23, 0.29, 0.27

USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT

chyang pts/0 202.38.68.242 3:06pm 2:04 0.08s 0.04s -bash

ynguo pts/2 202.38.79.47 3:32pm 0.00s 0.14s 0.05 w

lewis pts/3 202.38.64.233 1:55pm 30:39 0.27s 0.22s -bash

lewis pts/4 202.38.64.233 1:35pm 6.00s 4.03s 0.01s sh /home/users/

ynguo pts/7 simba.nic.ustc.e 2:12pm 0.00s 0.47s 0.24s telnet mail

ylou pts/8 202.38.64.235 2:15pm 1:09m 0.10s 0.04s -bash

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¡¡¡¡usersÃüÁîÓõ¥¶ÀµÄÒ»ÐдòÓ¡³öµ±Ç°µÇ¼µÄÓû§£¬Ã¿¸öÏÔʾµÄÓû§Ãû¶ÔÓ¦Ò»¸öµÇ¼»á»°¡£Èç¹ûÒ»¸öÓû§Óв»Ö¹Ò»¸öµÇ¼»á»°£¬ÄÇËûµÄÓû§Ãû½«ÏÔʾÏàͬµÄ´ÎÊý¡£ÀýÈ磬¼üÈëusersÃüÁȻºó°´»Ø³µ¼ü£¬½«ÏÔʾÈçÏÂÄÚÈÝ£º

¡¡¡¡chyang lewis lewis ylou ynguo ynguo

¡¡¡¡lastÃüÁî

¡¡¡¡lastÃüÁîÍù»ØËÑË÷wtmpÀ´ÏÔʾ×Ô´ÓÎļþµÚÒ»´Î´´½¨ÒÔÀ´µÇ¼¹ýµÄÓû§¡£ÀýÈ磺

chyang pts/9 202.38.68.242 Tue Aug 1 08:34 - 11:23 (02:49)

cfan pts/6 202.38.64.224 Tue Aug 1 08:33 - 08:48 (00:14)

chyang pts/4 202.38.68.242 Tue Aug 1 08:32 - 12:13 (03:40)

lewis pts/3 202.38.64.233 Tue Aug 1 08:06 - 11:09 (03:03)

lewis pts/2 202.38.64.233 Tue Aug 1 07:56 - 11:09 (03:12)

¡¡¡¡Èç¹ûÖ¸Ã÷ÁËÓû§£¬ÄÇôlastÖ»±¨¸æ¸ÃÓû§µÄ½üÆÚ»î¶¯£¬ÀýÈ磬¼üÈëlast ynguoÃüÁȻºó°´»Ø³µ¼ü£¬½«ÏÔʾÈçÏÂÄÚÈÝ£º

ynguo pts/4 simba.nic.ustc.e Fri Aug 4 16:50 - 08:20 (15:30)

ynguo pts/4 simba.nic.ustc.e Thu Aug 3 23:55 - 04:40 (04:44)

ynguo pts/11 simba.nic.ustc.e Thu Aug 3 20:45 - 22:02 (01:16)

ynguo pts/0 simba.nic.ustc.e Thu Aug 3 03:17 - 05:42 (02:25)

ynguo pts/0 simba.nic.ustc.e Wed Aug 2 01:04 - 03:16 1+02:12)

ynguo pts/0 simba.nic.ustc.e Wed Aug 2 00:43 - 00:54 (00:11)

ynguo pts/9 simba.nic.ustc.e Thu Aug 1 20:30 - 21:26 (00:55)

¡¡¡¡acÃüÁî

¡¡¡¡acÃüÁî¸ù¾Ýµ±Ç°µÄ/var/log/wtmpÎļþÖеĵǼ½øÈëºÍÍ˳öÀ´±¨¸æÓû§Á¬½ÓµÄʱ¼ä£¨Ð¡Ê±£©£¬Èç¹û²»Ê¹ÓñêÖ¾£¬Ôò±¨¸æ×ܵÄʱ¼ä¡£ÀýÈ磬¼üÈëacÃüÁȻºó°´»Ø³µ¼ü£¬½«ÏÔʾÈçÏÂÄÚÈÝ£º

¡¡¡¡total 5177.47

¼üÈëac -dÃüÁȻºó°´»Ø³µ¼ü£¬½«ÏÔʾÿÌìµÄ×ܵÄÁ¬½Óʱ¼ä£º

Aug 12 total 261.87

Aug 13 total 351.39

Aug 14 total 396.09

Aug 15 total 462.63

Aug 16 total 270.45

Aug 17 total 104.29

Today total 179.02

¡¡¡¡¼üÈëac -pÃüÁȻºó°´»Ø³µ¼ü£¬½«ÏÔʾÿ¸öÓû§µÄ×ܵÄÁ¬½Óʱ¼ä£º

ynguo 193.23

yucao 3.35

rong 133.40

hdai 10.52

zjzhu 52.87

zqzhou 13.14

liangliu 24.34

total 5178.24

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rong 5 202.38.64.187 Fri Aug 18 15:57:01 +0800 2000

dbb **Never logged in**

xinchen **Never logged in**

pb9511 **Never logged in**

xchen 0 202.38.64.190 Sun Aug 13 10:01:22 +0800 2000

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crond F root ?? 0.00 secs Sun Aug 20 00:16

promisc_check.s S root ?? 0.04 secs Sun Aug 20 00:16

promisc_check root ?? 0.01 secs Sun Aug 20 00:16

grep root ?? 0.02 secs Sun Aug 20 00:16

tail root ?? 0.01 secs Sun Aug 20 00:16

sh root ?? 0.01 secs Sun Aug 20 00:15

ping S root ?? 0.01 secs Sun Aug 20 00:15

ping6.pl F root ?? 0.01 secs Sun Aug 20 00:15

sh root ?? 0.01 secs Sun Aug 20 00:15

ping S root ?? 0.02 secs Sun Aug 20 00:15

ping6.pl F root ?? 0.02 secs Sun Aug 20 00:15

sh root ?? 0.02 secs Sun Aug 20 00:15

ping S root ?? 0.00 secs Sun Aug 20 00:15

ping6.pl F root ?? 0.01 secs Sun Aug 20 00:15

sh root ?? 0.01 secs Sun Aug 20 00:15

ping S root ?? 0.01 secs Sun Aug 20 00:15

sh root ?? 0.02 secs Sun Aug 20 00:15

ping S root ?? 1.34 secs Sun Aug 20 00:15

locate root ttyp0 1.34 secs Sun Aug 20 00:15

accton S root ttyp0 0.00 secs Sun Aug 20 00:15

¡¡¡¡½ø³Ìͳ¼ÆµÄÒ»¸öÎÊÌâÊÇpacctÎļþ¿ÉÄÜÔö³¤µÃÊ®·ÖѸËÙ¡£ÕâʱÐèÒª½»»¥Ê½µØ»ò¾­¹ýcron»úÖÆÔËÐÐsaÃüÁîÀ´±£Ö¤ÈÕÖ¾Êý¾ÝÔÚϵͳ¿ØÖÆÄÚ¡£saÃüÁ¸æ¡¢ÇåÀí²¢Î¬»¤½ø³Ìͳ¼ÆÎļþ¡£ËüÄܰÑ/var/log/pacctÖеÄÐÅϢѹËõµ½ÕªÒªÎļþ/var/log/savacctºÍ /var/log/usracctÖС£ÕâЩժҪ°üº¬°´ÃüÁîÃûºÍÓû§Ãû·ÖÀàµÄϵͳͳ¼ÆÊý¾Ý¡£ÔÚĬÈÏÇé¿öÏÂsaÏȶÁËüÃÇ£¬È»ºó¶ÁpacctÎļþ£¬Ê¹±¨¸æÄܰüº¬ËùÓеĿÉÓÃÐÅÏ¢¡£saµÄÊä³öÓÐÏÂÃæÒ»Ð©±ê¼ÇÏî¡£

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2 10.98re 4.06cp 0avio 299k find

9 24.80re 0.05cp 0avio 291k ***other

105 30.44re 0.03cp 0avio 302k ping

104 30.55re 0.03cp 0avio 394k sh

162 0.11re 0.03cp 0avio 413k security.sh*

154 0.03re 0.02cp 0avio 273k ls

56 31.61re 0.02cp 0avio 823k ping6.pl*

2 3.23re 0.02cp 0avio 822k ping6.pl

35 0.02re 0.01cp 0avio 257k md5sum

97 0.02re 0.01cp 0avio 263k initlog

12 0.19re 0.01cp 0avio 399k promisc_check.s

15 0.09re 0.00cp 0avio 288k grep

11 0.08re 0.00cp 0avio 332k awk

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885 173.28re 4.31cp 0avk

root 879 173.23re 4.31cp 0avk

alias 3 0.05re 0.00cp 0avk

qmailp 3 0.01re 0.00cp 0avk

¡¡¡¡syslogÉ豸

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#Log all the mail messages in one place

mail.* /var/log/maillog

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uucp,news.crit /var/log/spooler

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*.emerg *

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*.alert root,tiger

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#Log all kernel messages to the console

#Logging much else clutters up the screen

#kern.* /dev/console

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#Log anything£¨except mail£©of level info or higher

#Don't log private authentication messages!

*.info:mail.none;authpriv.none /var/log/messages

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