2013 F-INSIGHT TALK

1. FORENSIC INSIGHT;
DIGITAL FORENSICS COMMUNITY IN KOREA
China Threat
UNFIXED
unfix3d@gmail.com

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Contents
1. Human-wave Strategy
2. Censorship
3. Black market

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Human-wave strategy

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2,405,518,376 273,785,413538,000,000 40,329,660
출처 : http://www.internetworldstats.com

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China's Internet users and Internet penetration rate
9400
11100
13700
21000
29800
38400
45730
51310
56400
7.2%
8.5%
10.5%
16.0%
22.6%
28.9%
34.3%
38.3%
42.1%
0%
5%
10%
15%
20%
25%
30%
35%
40%
45%
0
10000
20000
30000
40000
50000
60000
2004 2005 2006 2007 2008 2009 2010 2011 2012
인터넷 사용자 인터넷 보급율
※출처 :중국인터넷정보센터(CNNIC)

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China's Mobile Internet users and Internet penetration rate
5040
11760
23344
30274
35558
41997
24.0%
39.5%
60.8%
66.2%
69.3%
74.5%
0%
10%
20%
30%
40%
50%
60%
70%
80%
0
10000
20000
30000
40000
50000
2007 2008 2009 2010 2011 2012
모바일 인터넷 사용자 규모 전체 인터넷 사용자중 모바일 인터넷 사용자 비율
※출처 :중국인터넷정보센터(CNNIC)

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Online payment of number of users and usage
16676
22065
32.5%
39.1%
0%
20%
40%
60%
80%
100%
0
5000
10000
15000
20000
25000
2011 2012
온라인 결재 이용자 수 사용율
※출처 :중국인터넷정보센터(CNNIC)

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Censorship

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China vs. the others

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Isolation?
출처 : yoony2.egloos.com

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Technical implementation of The Great fire wall
HOW?
IP blocking
DNS filtering
and
redirection
URL filtering
Packet
filtering
Man-in-the-
middle
attack
Connection
reset
Network
enumeration

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Internet censorship in the People's Republic of China

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Black market

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Black market for RMT

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Black market for DDoS

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Black market for DDoS

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Black market for DDoS

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Black market for DDoS

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nondisclosure

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nondisclosure

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Question and Answer