Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Sign up for free
Menu
Search
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Pricing
Search
Sign in
Sign up for free
Web Security - The Basics
Search
Inndy
October 07, 2016
Technology
740
0
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
Web Security - The Basics
2016/Computer Security at National Taiwan University of Science and Technology (NTUST)
Inndy
October 07, 2016
More Decks by Inndy
See All by Inndy
工程師一定要懂的 Text Encoding
inndy
1
840
資訊安全:麻瓜的黑魔法防禦術
inndy
3
3.2k
HackmeCTF 平台背後的心酸血淚史
inndy
2
940
COSCUP 2018 Lightning Talk - 審稿好難,所以我們來寫程式吧
inndy
0
510
逆向工程:從入門到放棄
inndy
7
3.6k
HITCON 2017 Zeroday 發表會
inndy
0
1.4k
No More Crypto Fails
inndy
34
8.4k
你再共用密碼啊
inndy
1
810
CTF From Zero To One
inndy
5
5.4k
Other Decks in Technology
See All in Technology
Obsidian Vault Architectures
x5gtrn
PRO
0
200
AIエージェントに 権限と鍵をどこまで渡すか
nrinetcom
PRO
2
150
"計画的無茶振り"を通してAIネイティブ世代の新人を育てる
subroh0508
1
130
AIエージェント時代、Kaggleにどう取り組むか
takanao
2
380
GitHub、使う?使わない?
happysamurai294
0
110
AI時代の開発はウォーターフォールに回帰する? / development-with-ai-back-to-wf
okamototakuyasr2
0
150
Draft AIエージェントの トークン消費を最小化する 8つの原則
kinopeee
6
1.8k
「社外イベント=意識高い」の壁を壊せ!元々無関心だった僕らが部内で社外イベントを民主化して15人を連れ出すまで
say_no_w
0
160
バイブコーディングの特徴と「コケて直す」ループ
happysamurai294
0
120
ビジネス部門からPOを迎えての半年間の進歩と課題
zozotech
PRO
0
160
DevelopersIO 2026 Tokyo 現時点の衛星通信サービスの現状を整理してみる
maroon1st
0
340
キヨさん67歳 AIコーディングエージェント物語
happysamurai294
0
120
Featured
See All Featured
Why You Should Never Use an ORM
jnunemaker
PRO
61
10k
Prompt Engineering for Job Search
mfonobong
0
560
Future Trends and Review - Lecture 12 - Web Technologies (1019888BNR)
signer
PRO
0
3.8k
Building a Scalable Design System with Sketch
lauravandoore
464
34k
Money Talks: Using Revenue to Get Sh*t Done
nikkihalliwell
0
540
Paper Plane
katiecoart
PRO
5
54k
Understanding Cognitive Biases in Performance Measurement
bluesmoon
32
3.1k
Utilizing Notion as your number one productivity tool
mfonobong
4
630
Performance Is Good for Brains [We Love Speed 2024]
tammyeverts
12
1.9k
Claude Code どこまでも/ Claude Code Everywhere
nwiizo
68
59k
Mozcon NYC 2025: Stop Losing SEO Traffic
samtorres
1
580
[Rails World 2023 - Day 1 Closing Keynote] - The Magic of Rails
eileencodes
38
3.1k
Transcript
$PNQVUFS4FDVSJUZBU/5645 *OOEZJOOEZUX!HNBJMDPN 8FC4FDVSJUZ5IF#BTJDT
4PVSDFDPEFPGIUUQTWVMTFDVSJUZOUVTUJTBWBJMBCMFBU IUUQTHJUIVCDPNJOOEZXFCTFD
XIPBNJ ˙ *OOEZ加啄 ˙ 1MBZ$5' ˙ 3FWFSTF&OHJOFFSJOH ˙ (BNF)BDLJOH ˙
JOOEZUX!HNBJMDPN
0VUMJOF ˙ *OUFSOFUBOE/FUXPSL ˙ 'SPOUFOE#BDLFOE ˙ )551 ˙ $PNNPO)551)FBEFST ˙
$PPLJF ˙ &ODPEJOH ˙ 44-5-4 ˙ 08"415PQ
*OUFSOFUBOE/FUXPSL
*OUFSOFUBOE/FUXPSL 1PSUPG,BPITJVOH
*OUFSOFUBOE/FUXPSL XXXOUVTUFEVUX
*OUFSOFUBOE/FUXPSL '51 44) 5FMOFU 155 )551
)5514 .Z42- 3%1 7/$ 3FEJT
8FC"SDIJUFDUVSF
4FSWFS $MJFOU Ճ)551PWFS*OUFSOFUՃ
#BDLFOE 'SPOUFOE Ճ)551PWFS*OUFSOFUՃ
OHJOYBQBDIFMJHIUUQE 1)1QZUIPOSVCZ )5.-$44 +BWB4DSJQU Ճ)551PWFS*OUFSOFUՃ
8FC'SPOUFOE
)5.-
)5.- $44
)5.- $44 +BWB4DSJQU
8FC#BDLFOE
)5513FRVFTU
8IBUIBQQFOFEBGUFS&OUFS $MJFOU ˙ %/4MPPLVQ *GOFFEFE ˙ $SFBUF5$1DPOOFDUJPO ˙
44-IBOETIBLF *GOFFEFE ˙ $PNQPTFBOETFOE)551SFRVFTU
8IBUIBQQFOFEBGUFS&OUFS 4FSWFS ˙ "DDFQU5$1DPOOFDUJPO ˙ 1BSTFSFRVFTUIFBEFST ˙ $IFDLSPVUFSVMFT ˙
'JMFPS3FWFSTFQSPYZ
8IBUIBQQFOFEBGUFS&OUFS 'JMFCBTFE ˙ $IFDLJGMFFYJTUT ˙ *GOPU SFTQPOTFXJUIFSSPS ˙
*TJUBTUBUJDMF ˙ *GTP TFOEJUUPDMJFOU ˙ 0UIFSXJTF DBMMSFTQPOEJOHQSPDFTTPS ˙ .BZCFBDHJ QIQ QFSMTDSJQU ˙ 4FOESFTQPOTFUPDMJFOU
8IBUIBQQFOFEBGUFS&OUFS 4PGUXBSFSVMFT ˙ 1BSTFSFRVFTUGSPN)551TFSWFS ˙ 3PVUF ˙ %JTQBUDIDPOUSPMMFS ˙
1SPDFTTSFRVFTUBOE3FOEFSSFTQPOTFEBUB ˙ 4FOEJUCBDLUP)551TFSWFS ˙ 4FSWFSTFOESFTQPOTFEBUBUPDMJFOU
8IBUIBQQFOFEBGUFS&OUFS $MJFOU ˙ (PUSFTQPOTFEBUB .BZCFB)5.-EPDVNFOU ˙ 1BSTF)5.-BOE%PXOMPBESFMBUFEBTTFUT ˙
$44 *NBHF +BWB4DSJQU 'MBTI PS0UIFSNFEJBDPOUFOU ˙ 3FOEFSFOHJOFTUBSUXPSLJOHXJUI$44BOE)5.- ˙ 8FCLJU (FDLP #MJOL 5SJEFOU &EHF)5.- ˙ +BWB4DSJQUFOHJOFSVOUIFTDSJQUT ˙ 7 4QJEFS.POLFZ $BSBLBO $IBLSB 3IJOP
)551
)5513FRVFTU$PNQPTJUJPO POST /sqlinj/ HTTP/1.1<CRLF> Host: vul.security.ntu.st<CRLF> Content-Length: 45<CRLF> Content-Type: application/x-www-form-urlencoded<CRLF>
<CRLF> title=title+text&msg=This+is+message+content. .FUIPE 1BUI 1SPUPDPM7FSTJPO "\r\n"JO$
)5513FRVFTU$PNQPTJUJPO POST /sqlinj/ HTTP/1.1<CRLF> Host: vul.security.ntu.st<CRLF> Content-Length: 45<CRLF> Content-Type: application/x-www-form-urlencoded<CRLF>
<CRLF> title=title+text&msg=This+is+message+content. 3FRVFTU)FBEFST 3FRVFTU#PEZ .BZCFCJOBSZEBUB
)5513FTQPOTF$PNQPTJUJPO HTTP/1.1 200 OK<CRLF> Server: nginx<CRLF> Date: Thu, 06 Oct
2016 15:03:36 GMT<CRLF> Content-Type: text/html; charset=UTF-8<CRLF> Content-Length: 1973<CRLF> Connection: keep-alive<CRLF> <CRLF> <!DOCTYPE html>..... )5517FSTJPO 3FTQPOTF4UBUVT
)5513FTQPOTF$PNQPTJUJPO HTTP/1.1 200 OK<CRLF> Server: nginx<CRLF> Date: Thu, 06 Oct
2016 15:03:36 GMT<CRLF> Content-Type: text/html; charset=UTF-8<CRLF> Content-Length: 1973<CRLF> Connection: keep-alive<CRLF> <CRLF> <!DOCTYPE html>..... (1973 bytes) 3FTQPOTF)FBEFST 3FTQPOTF#PEZ .BZCFCJOBSZEBUB
-FUTUSZOD $ nc www.ntust.edu.tw 80 GET / HTTP/1.1 Host: www.ntust.edu.tw
<Enter> <Enter>
)5514UBUVT$PEF ˙ 99 ˙ *UTOF ˙ 99 ˙ 3FEJSFDUJPO ˙
99 ˙ *UTZPVSGBVMU ˙ 99 ˙ *UTNZGBVMU
)5514UBUVT$PEF ˙ 0, ˙ *UTBMMHPPE ˙ /P$POUFOU ˙ 3FRVFTUJTOFCVU*IBWFOPUIJOHUPUBML ˙
1BSJUBM$POUFOU ˙ *IBWFQBSUPGEBUBGPSZPV
)5514UBUVT$PEF ˙ .PWFE1FSNBOFOUMZ ˙ 'PVOE ˙ 7FSZDPNNPOGPSSFEJSFDUJPO ˙ /PU.PEJFE ˙
$BDIFJTOF ˙ 5FNQPSBSZ3FEJSFDU
)5514UBUVT$PEF ˙ #BE3FRVFTU ˙ :PVKVTUHBWFNFXSPOHUIJOHT ˙ 6OBVUIPSJ[FE ˙ 'PSCJEEFO ˙
:PVBSFOPUBMMPXFEIFSF ˙ /PU'PVOE ˙ .FUIPE/PU"MMPXFE ˙ *NBUFBQPU ˙ 6OBWBJMBCMF'PS-FHBM3FBTPOT
)5514UBUVT$PEF ˙ *OUFSOBM4FSWFS&SSPS ˙ &YDFQUJPOSBJTFEJOZPVSDPEF ˙ #BE(BUFXBZ ˙ 6QTUSFBNPGSFWFSTFQSPYZJTEFBE ˙
4FSWJDF6OBWBJMBCMF ˙ .BJOUFOBODFNPEF ˙ (BUFXBZ5JNFPVU ˙ 6QTUSFBNPGSFWFSTFQSPYZUJNFPVU
8IBUTUIFEJFSFODF
)551.FUIPE (&5 1045 165 1"5$) %&-&5& 015*0/4 )&"% $0//&$5 53"$&
$034 "QBDIFEFCVHQVSQPTF )551QSPYZ /PSFTQPOTFCPEZ
)551.FUIPE ˙ (&5 ˙ %PXOMPBETPNFUIJOHGSPNXFCTJUF ˙ 1045 ˙ 4FOETPNFUIJOHUPXFCTJUF ˙
)&"% ˙ +VTUHJWFNFSFTQPOTFIFBEFST CVU*EPOUXBOUCPEZ ˙ 53"$& ˙ "QBDIFXJMMSFUVSOXIPMFSFRVFTUBTQMBJOUFYUUPZPV ˙ $0//&$5 ˙ 4QFDJBMNFUIPEGPSQSPYZUPEFBMXJUI)5514SFRVFTU
)551.FUIPE 3&45GVM"1* ˙ (&5 ˙ (FUMJTUBSFTPVSDF ˙ 1045 ˙ $SFBUFBOFXSFTPVSDF
˙ 165 ˙ 3FQMBDFBOFYJTUFESFTPVSDF ˙ 1"5$) ˙ 1BSUJBMVQEBUFBOFYJTUFESFTPVSDF ˙ %&-&5& ˙ %FMFUFBOFYJTUFESFTPVSDF
$PNNPO3FRVFTU)FBEFST&TTFOUJBM ˙ )PTUOUVTU ˙ 3FRVJSFE ˙ :PVDBOIBWFNVMUJQMFXFCTJUFPOPOF*1IPTU
$PNNPO3FRVFTU)FBEFST$PNNPO ˙ "DDFQUUFYUIUNMUFYUQMBJO ˙ 8IJDIUZQFPGDPOUFOUEPFTDMJFOUBDDFQU ˙ "DDFQU&ODPEJOH H[JQ]EFBUF]TEDI]C[JQ]Y[
˙ )PXUPDPNQSFTTEBUB ˙ "DDFQU-BOHVBHF[IUXFO ˙ 8IBUMBOHVBHFEPZPVQSFGFS ˙ "MPUPGXFCTJUFDPOTJEFS[IUXBT[I
$PNNPO3FRVFTU)FBEFST$PNNPO ˙ 3FGFSFS63- ˙ 8IFSFEJEZPVGSPN ˙ 8FCQBHFBDPNCIUNMIBWF<img src="b.com/a.jpg"> ˙
3FRVFTUUPCDPNBKQHDPOUBJOTIFBEFS • Referer: http://a.com/b.html ˙ 1SJWBDZJTTVF ˙ KNQESPQCPYSFGFSFSWVM
$PNNPO3FRVFTU)FBEFST$PNNPO ˙ 6TFS"HFOU.P[JMMB .BDJOUPTI*OUFM.BD049SW (FDLP'JSFGPY ˙ *UUFMMTTFSWFSXIJDICSPXTFS041MBUGPSNBSFZPVVTJOH ˙ 3FEJSFDUHPHPPHMFDPNDISPNFJG*&EFUFDUFE
˙ 5FMMTTFSWFSXIJDIFYQMPJUQBZMPBEUPTFOE ˙ #BEGPSQSJWBDZ UPP
$PNNPO3FRVFTU)FBEFST"VUIFOUJDBUJPO ˙ "VUIFOUJDBUJPO #BTJD]#FBSFS "65)@50,&/ ˙ "VUIUPLFOJTVTVBMMZCBTFTUSJOH ˙ CBTF 64&3/".&1"44803%
GPS)551 CBTJDBVUIFOUJDBUJPO ˙ 0"VUIVTFT#FBSFS
$PNNPO3FRVFTU)FBEFST$POOFDUJPO ˙ $POOFDUJPOLFFQBMJWF ˙ 5$1IBOETIBLFJTFYQFOTJWF TPXFXBOUUPSFVTFFYJTUFEDPOOFDUJPO ˙ "TLTFSWFSOPUUPTIVUEPXO5$1DPOOFDUJPOBGUFSUIJTSFTQPOTF ˙ 4VQQPSUFETJODF)551
˙ 3FTQPOTFIFBEFSTXJMMDPOUBJOTBNFIFBEFSJGTFSWFSTVQQPSUTJU ˙ *UTVTFGVMBOEJNQPSUBOUUPFYQMPJUTPNFCVH FY"4-3QSPUFDUJPO
$PNNPO3FRVFTU)FBEFST3FRVFTU#PEZ ˙ $POUFOU-FOHUI ˙ *UNFBOTXFIBWFCZUFTPGCPEZDPOUFOUBGUFSSFRVFTUIFBEFST ˙ $POUFOU5ZQF.*.& • application/x-www-form-urlencoded ˙
/PSNBMGPSNQPTU • multipart/form-data; boundary=$RANDOM_STRING ˙ 4UBOEBSEMFVQMPBEUBLFTUIJT ˙ UZQJDBMCPVOEBSZGPSXFCLJU----WebKitFormBoundaryo3CVe... ˙ application/jsonGPS8FC"1*
$PNNPO3FRVFTU)FBEFST.JTD ˙ %/5 ˙ %P/PU5SBDL ˙ 93FRVFTUFE8JUI9.-)UUQ3FRVFTU ˙ 'PS"+"9SFRVFTUT ˙
3BOHFCZUFT ˙ 3FRVFTUQBSUJBMDPOUFOU %PZPVLOPX'MBTI(FU ˙ .VMUJUISFBEFEMFEPXOMPBE ˙ 9'PSXBSEFE'PS ˙ 1SPYZNBZBEEUIJTIFBEFSXIJMFGPSXBSEJOHSFRVFTUUPUBSHFUTFSWFS
$PNNPO3FTQPOTF)FBEFST3FTQPOTF#PEZ ˙ $POUFOU-FOHUI ˙ 5IJT)551SFTQPOTFIBTCZUFTPGCPEZDPOUFOU ˙ $POUFOU&ODPEJOH H[JQ]EFBUF]TEDI]C[JQ]Y[ ˙
*OEJDBUFXIBUDPNQSFTTJPONFUIPEXBTVTFEXJUISFTQPOTFEBUB ˙ $POUFOU5ZQF.*.& ˙ text/html; charset=utf-8JTWFSZDPNNPOJONPEFSOXFCQBHFT ˙ &5BH)"4) ˙ )BTIWBMVFGPSDBDIFEBUB
$PNNPO3FTQPOTF)FBEFST3FEJSFDU ˙ -PDBUJPOIUUQTHPPHMFDPN ˙ 3FEJSFDUJNNFEJBUFMZ ˙ 3FGSFTIVSMIUUQTTFDVSJUZOUVTU ˙ 3FEJSFDUCVUEFMBZGPSTFDPOET VTFGVMUPTIPXTPNFNFTTBHF
$PNNPO3FTQPOTF)FBEFST.JTD ˙ 4FSWFSOHJOY ˙ )BDLFSTXJMMCFIBQQZUPLOPXXIJDI)551TFSWFSZPVBSFVTJOH ˙ 91PXFSFE#Z1)1 ˙ )BDLFSTXJMMCFIBQQZUPLOPXXIBUMBOHVBHFZPVBSFVTJOH UPP
˙ %BUF5IV 0DU(.5 ˙ 4PNFTFSWFSTFOETEBUF JUTBHPPEXBZUPPCUBJOEBUF
$PNNPO3FTQPOTF)FBEFST4FDVSJUZ ˙ 99441SPUFDUJPONPEFCMPDL ˙ #BTJD944QSPUFDUJPO EFGBVMUFOBCMFEJO(PPHMF$ISPNF ˙ 3FGVTFUPFYFDVUF+4XIJDIBQQFBS ˙ 9'SBNF0QUJPOTEFOZ
˙ $BOUIJTXFCQBHFQVUUFEJOBJGSBNF ˙ $POUFOU4FDVSJUZ1PMJDZ ˙ *UTDPNQMJDBUFE JUQSPWJEFEBCVODIPGTFDVSJUZQSPUFDUJPO
$PPLJFT
ˊ8JLJQFEJB չ$PPLJFJTBTNBMMQJFDFPGEBUBTFOUGSPNB XFCLJUBOETUPSFEJOUIFVTFSTXFCCSPXTFS XIJMFUIFVTFSJTCSPXTJOHպ
$PPLJF ˙ "DPPLJFDPOUBJOT ˙ /BNF ˙ 7BMVF ˙ %PNBJO ˙
1BUI ˙ .BY"HF ˙ )5510OMZ'MBH ˙ 4FDVSF'MBH
$PPLJF ˙ IUUQTWVMTFDVSJUZOUVTUDPPLJF ˙ IUUQTWVMTFDVSJUZOUVTUDPPLJFTJOHMFQIQ ˙ 4FU$PPLJFTJOHMF@DPPLJFEBUB PG TJOHMF DPPLJF
˙ -FUTPCTFSWFJUJO$ISPNFTEFWFMPQFSUPPMT
$PPLJFBOE4FTTJPO ˙ 4FTTJPOJOEJFSFOUGSBNFXPSLNBZIBWFUIFJSJNQMFNFOUBUJPO ˙ #VUUIFZIBWFTBNFJEFB ˙ 4UPSFEBUBJOTPNFXIFSFTBGFUZBOEHJWFZPVUIFLFZ TFTJTPOJE ˙
&ODSZQUFEDPPLJF ˙ $BDIFTFSWJDF 3FEJT .FNDBDIFE ˙ 5FNQPSBSZMF 1)1TEFGBVMUTFTTJPO ˙ 4UPSFEJOEBUBCBTF
&ODPEJOH5FYU&ODPEJOH
&ODPEJOH ˙ )PXUPFYQSFTTBOVNCFS ˙ CJO#JOBSZ ˙ PJO0DUBM ˙ JO%FDJNBM
˙ YBDJO)FY ˙ =YD=YB=Y=YJOCZUFTMJUUMFFOEJBOJOUFHFS
5FYU&ODPEJOH ˙ )PXUPFYQSFTTBDIBSBDUFS" ˙ STUBMQIBCFUJOVQQFSDBTF ˙ " ˙ BTDJJDPEFY
5FYU&ODPEJOH ˙ )PXUPFYQSFTTBDIBSBDUFS꽺 ˙ 꽺 ˙ 6OJDPEFYFE ˙ #JH&ODPEJOH=YD=Y ˙
4UBUJDNBQQJOH ˙ 65'&ODPEJOH=YF=YB=YBE ˙ 8FIBWFBSVMFUPUSBOTGPSNCFUXFFOVOJDPEFBOE65'
&ODPEJOH 4(7TC(T*'EWDNYL*2
&ODPEJOH ˙ 8FBMTPIBWFPUIFSFODPEJOH ˙ )FYFODPEF ˙ CBTF ]] FODPEF ˙
63-&ODPEF
44-5-4
44-5VOOFM GET /user/login.php HTTP/1.1.... $MJFOU 4FSWFS
openssl s_client -host google.com -port 443
08"415PQ
08"41 0QFO8FC"QQMJDBUJPO4FDVSJUZ1SPKFDU
"6OWBMJEBUFE3FEJSFDUTBOE'PSXBSET ˙ 4PNFUJNFTZPVOETPNFUIJOHJO63- ˙ FYBNQMFDPNMPHJOQIQ SFEJSFDUIPNFQIQ ˙ 8FDIBOHFSFEJSFDUUPBQIJTIJOHTJUF BOETFOEJUUPTPNFPOF ˙
FYBNQMFDPNMPHJOQIQ SFEJSFDUNBMXBSFDPNIPNFQIQ
"6TJOH$PNQPOFOUTXJUI,OPXO7VMOFSBCJMJUJFT ˙ 7VMOFSBCJMJUJFTJOUIJSEQBSUZMJCSBSZ ˙ &YDLFEJUPS
"$SPTT4JUF3FRVFTU'PSHFSZ $43' ˙ 4FOESFRVFTUGSPNBOPUIFSEPNBJO ˙ JNHTSDFYBQMFDPNMPHPVUQIQ ˙ IUUQTVQFSMPHPVUDPN ˙ &YQMPJU944CVHUPNBLFBGPSNBOEQPTUJU
".JTTJOH'VODUJPO-FWFM"DDFTT$POUSPM ˙ *DBODIBOHFPUIFSVTFSTQBTTXPSECVU*NOPUBENJO • curl https://vul.security.ntu.st/sqlinj/ --data 'truncate_confirm=1'
"4FOTJUJWF%BUB&YQPTVSF ˙ IUUQTWVMTFDVSJUZOUVTUTRMJOKDPOHJOD
"4FDVSJUZ.JTDPOHVSBUJPO • google('"index of"') ˙ 4PNFUJNFT JUMFBLTTPNFVTFGVMJOGPSNBUJPOUPIBDLFST
"*OTFDVSF%JSFDU0CKFDU3FGFSFODFT ˙ *VQMPBEFENZQSJWBUFQIPUPTUPTPNFXFCEJTL CVUBOZPOFDBO EPXOMPBEJUXJUIMFBLFE63-/PBDDFTTDPOUSPMPOUIBUMF
"$SPTT4JUF4DSJQUJOH 944 • "><script>alert(1)</script><br " ˙ %FNP
"#SPLFO"VUIFOUJDBUJPOBOE4FTTJPO.BOBHFNFOU • function is_admin() { return $_COOKIE['role'] == 'admin; }
˙ %FNP
"*OKFDUJPO • ' or '' = ' ˙ %FNP
4PNF6TFGVM5PPMT
#VSQ4VJUF
)BDLCBS
$PPLJF.BOBHFS
.PEJGZ)FBEFST
6TFS"HFOU4XJUDIFS
8BQQBMZ[FS