狙われやすいアカウント?

/var/log/btmpが太ってきたので消そうと思ったが、せっかくだから消す前に集計してみた。
sudo lastb | awk '{print $1}' | sort | uniq -c | sort -k 2 | sort -nr
結果は以下の通り。


7072 root
2469 admin
1028 test
352 stud
338 guest
322 andrew
306 sales
306 fluffy
284 staff
276 postgres
276 oracle
258 mysql
248 recruit
236 a
222 t1na
208 marine
198 info
198 amanda
192 testing
184 candy
続きに全リストを(全部載せようと思ったけど行数制限に引っかかって切れてしまった)

182 upload
182 chris
166 user
164 support
160 stefan
160 karl
160 fred
160 chloe
160 astrid
158 anja
158 angela
158 allison
158 adriana
158 adan
156 dummy
156 claresta
156 cilka
156 chrysa
156 christea
156 chi-ho
156 cherice
156 chatri
156 charles
156 chandrak
156 celyne
156 cefee
156 catina
156 catha
156 caryl
156 carolin
156 carmelit
156 carling
156 caril
156 camey
156 cahra
156 buffy
156 brunhild
156 brit
156 briana
156 brechtje
156 bosiljka
156 bobbi
156 blinni
156 biplab
156 bibbye
156 bettye
156 bessy
156 berny
156 berna
156 benetta
156 belia
156 beb
156 baruk
156 barbara-
156 bahram
156 azar
156 avaz
156 aundrea
156 aubree
156 ashien
156 arnie
156 arleta
156 ari
156 arda
156 anurag
156 ansley
156 annelies
156 annabela
156 angeliek
156 anatoly
156 amy
156 amrish
156 amelita
156 alwyn
156 aloisia
156 alisa
156 alfonso
156 alessand
156 alasdair
156 ajit
156 aila
156 agathe
156 adena
156 abdul
153 nagios
148 cvs
144 office
142 apple
140 sec1
140 kamal
138 beny
136 benny
136 agnieszk
134 wojtek
130 webmaste
130 ftp
130 alexis
128 PlcmSpIp
118 nerv
117 administ
116 b
108 mlmb
106 c
102 raimundo
100 eaguilar
100 cisco
98 logic
98 globus
88 www
88 slim
88 cadi
84 payala
80 tomcat
80 condor
74 ts
74 ftpuser
74 eminem
72 student
70 joan
70 alina
66 public
62 medina
60 cady
58 bot
56 haruki
56 art
56 ana
54 vh
54 plcmspip
54 pgsql
54 ed
54 desiree
52 johan
52 cai
52 buzzz
52 bus
51 adm
50 manager
50 linda
50 goncalo
50 boot
48 www-data
48 skin
48 right
48 lpd
48 fax
48 buz
48 anton
46 sybille
46 matemati
46 lpa
46 bots
46 aa
44 vn
44 vic
44 shortcut
44 mythtv
44 haitac
44 granta
44 display
44 abc
43 adam
42 volume
42 vicky
42 teacher
42 romana
42 natasha
42 alexandr
40 trash
40 sims2
40 sims
40 powered
40 marian
40 gary
40 engleza
40 a2
38 tax
38 slayer
38 shaggy
38 security
38 publica
38 nicoara
38 mark
38 ls
38 kes
38 haiduc
38 good
38 alin
36 web
36 ven
36 thy
36 tester
36 pass
36 nemesis
36 mailman
36 ionita
36 ebony
36 bad
36 00089
34 rbecerri
34 pam
34 mat3
34 left
34 kyle
34 candie
34 apocalip
34 angel
34 amal
34 a3
32 lieu
32 laura
32 hubert
32 fuck
32 apoi
30 tiffany
30 sue
30 sarah
30 patrick
30 pamela
30 oubiwann
30 nina
30 Miika
30 master
30 dk
30 delta
30 danny
30 anonymou
28 winegar
28 wilf
28 usuario
28 Susanna
28 park
28 lilly
28 library
28 heidi
28 franklin
28 carey
26 teamspea
26 Suvi
26 soporte
26 simoni
26 pop
26 mercedes
26 Jaana
26 Jaakoppi
26 hue
26 backup
26 Arho
25 games
24 yamaguch
24 wineman
24 tim
24 steven
24 pgsl
24 passwd
24 Miikka
24 marco
24 maneager
24 joseluis
24 Jalmari
24 irina
24 amber
24 accept
24 abuse
22 webadmin
22 Sylveste
22 steve
22 sebastia
22 Mika
22 matt4
22 hugh
22 echo
22 d
22 cyrus
22 alias
22 abel
22 aaa
22 a1
20 winer
20 teste
20 ppazmino
20 lschmidt
20 haruko
20 german
20 chuck
20 Arja
20 Ari
20 alonso
20 Academic
19 nobody
18 wilfre
18 wilford
18 temp
18 oper
18 nicole
18 man
18 leslie
18 ecampaig
18 dke
18 dilli
18 deutch
18 cynthia
18 bob
18 bin
18 alfred
17 mail
16 ROOT
16 redhat
16 r00t
16 prueba
16 postmast
16 paradise
16 op
16 miguel
16 mat4
16 lscsymbi
16 linux
16 lab
16 itschool
16 httpd
16 heinz
16 ftplog
16 db2inst1
16 arhitech
16 adi
16 aaliyah
14 smtp
14 sekretar
14 sato
14 ru
14 paul
14 paradiss
14 owners
14 owner
14 mike
14 michael
14 marti
14 jade
14 hitler
14 global
14 file
14 editor
14 clint
14 ben
14 adrian
14 aaron
13 operator
12 work
12 webalize
12 walter
12 test1
12 takahash
12 suzuki
12 secretar
12 rfmngr
12 keith
12 joomla
12 dl
12 cailin
12 brecte
12 baggio
12 avid
12 ann
12 Administ
12 123
11 postfix
11 apache
10 Zmeu
10 utilidad
10 telegest
10 takagi
10 squid
10 sharon
10 sami
10 power
10 password
10 parker
10 miranda
10 michi
10 jurca
10 jack
10 irc
10 dovecot
10 diablo
10 cvsroot
10 colin
10 cgarcia
10 brooke
10 apache2
10 anna
10 alex
10 ac
10 abcs
10 ab

10