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2.1... 1 2.1.1.1... 1 (1). 1 (2)... 1 (3)... 1 2.1.1.2... 1 (1)... 1 (2)... 1 (3)... 1 2.1.1.3... 1 (1)... 1 (2)... 1 (3)... 1 2.1.1.4... 2 2.1.1.5... 2 2.2... 3 2.2.1... 3 2.2.1.1... 3... 3... 3 (1)... 3 2.2.1.2... 8... 8... 8 (1)... 8 (2)... 9 2.2.1.3... 9... 9... 10 (1)... 10 (2)... 10 2.2.1.4... 12... 12... 13-1

(1)... 13 (2)... 14 2.2.1.5... 15... 15... 15 (1)... 15 2.2.1.6 鍵... 16... 16... 17 (1)... 17 (2)... 18 2.2.2... 20 2.2.2.1... 20... 20... 20 (1)... 20 (2)... 20 2.2.2.2... 22... 22... 22 (1)... 22 (2)... 24 2.2.2.3... 24... 24... 25 (1)... 25 (2)... 27 2.2.2.4... 27... 27... 27 (1)... 27 (2)... 28 2.3... 29 2.3.1... 29 2.3.1.1... 29... 29-2

... 29 (1)... 29 (2)... 30 (3)... 32 (4)... 33 (5)... 34 2.3.2... 35 2.3.2.1... 35... 35... 35 (1)... 35 (2)... 36 (3)... 37 2.3.2.2... 37... 37... 37 (1)... 37 (2)... 38 2.3.2.3... 39... 39... 40 (1)... 40 (2)... 41 2.3.3... 43 2.3.3.1... 43... 43... 43 (1)... 43 (2)... 44 2.3.3.2... 45... 45... 45 (1)... 45 (2)... 46 (3)... 48 2.3.3.3 DNS... 50-3

... 50... 50 (1) DNS... 50 (2) DNS... 51 2.3.4... 53 2.3.4.1... 53... 53... 53 (1)... 53 (2)... 56 (3)... 57 2.3.4.2... 57... 57... 57 (1)... 57 (2)... 58 (3)... 58 2.3.4.3... 60... 60... 60 (1)... 60 (2)... 60 2.4... 62 2.4.1... 62 2.4.1.1 IPv6... 62... 62... 62 (1) IPv6... 62 (2) IPv6... 63 A.1 A.1.1 A.1.2 A.1.3 A.1.4-4

2.1 2.1.1.1 (1) (2) (3) 2.1.1.2 (1) (2) (3) 2.1.1.3 (1) (2) (3) 1

2.1.1.4 2.1.1.5 JPCERT multiple factors authentication PC PC PC 2

2.2 2.2.1 2.2.1.1 1.4.1.1 1.5.2.4 (1) (a) IC 3

1.5.1.1(1)(b) (b) ( ) ( ) ( ) (c) ( ) 4

( ) (d) (e) ( ) ( ) 5

(f) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) (g) single factor authentication / single authentication 6

(h) (i) (j) (k) (l) 7

Unix su root root 2.2.1.2 1.4.1.1 1.5.2.4 (1) (a) DAC Discretionary Access Control (b) 8

IP (c) (MAC) (2) (a) 1.3.1.3(1)(b) 2.2.1.3 9

1.4.1.1 1.5.2.4 (1) (a) (b) (c) (d) 2 (2) (a) 10

(b) (c) (d) (e) (f) 11

(g) (h) (i) ID 2.2.1.4 12

1.4.1.1 1.5.2.4 (1) (a) (b) (c) 13

(d) (e) PC (2) (a) (b) 14

2.2.1.1 2.2.1.4 2.2.1.1 2.2.1.4 2.2.1.1 2.2.1.4 Authenticity Non-Repudiation 2.2.1.1 2.2.1.4 2.2.1.1 2.2.1.4 2.2.1.6 鍵 16

1.4.1.1 1.5.2.4 (1) (a) (b) (c) (d) (e) (f) 17

(g) 鍵鍵 ISO/IEC 19790 鍵鍵鍵 (IPA) JCMVP Japan Cryptographic Module Validation Program (h) 鍵鍵鍵鍵鍵 JIS X 19790:2007 7.5 ISO/IEC 19790:2006 (2) 18

(a) 鍵鍵鍵鍵 (b) CRYPTREC 19

2.2.2 2.2.2.1 (1) (a) (b) (2) (a) 20

(b) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) (c) (d) (e) 21

(f) (g) 2.2.2.2 (1) (a) 22

(b) (c) (d) 23

(2) (a) (b) 1.5.2.7(1)(a) 2.2.2.3 24

(1) (a) 3-way handshake Flood (b) (c) (d) 25

(e) DDoS (f) (g) 26

(2) (a) 2.2.2.4 (1) (a) 27

(b) (c) (2) (a) 28

2.3 2.3.1 2.3.1.1 (1) (a) (b) 鍵 (c) 29

(d) (e) (f) (g) (h) (2) 30

(a) (b) (c) (d) (e) (f) (g) ( ) ( ) 31

(3) (a) PC 鍵 (b) (c) (d) 32

(e) (f) (4) (a) (b) (c) (d) 33

(e) (5) (a) (b) 34

2.3.2 2.3.2.1 (1) (a) (b) PC (c) 35

(d) USB (2) (a) (b) (c) 1 6 36

(3) (a) 2.3.2.2 (1) (a) (b) PC PC 37

PC PC (c) PC PC PC (d) PC PC PC PC (e) PC PC PC (f) (2) (a) 38

(b) PC PC PC (c) PC PC PC PC USB OS (d) PC (e) 2.3.2.3 39

(1) (a) (b) (c) (d) 40

(e) DNS (2) (a) (b) 1 1 (c) 41

(d) (e) (f) CPU 42

2.3.3 2.3.3.1 (1) (a) (b) SMTP (c) (SPF)DNS SPF SPF IP SPF IP IP 43

(2) (a) (b) HTML JavaScript 44

2.3.3.2 OS 2.3.2.3 2.2.2.3 (1) (a) ( ) ( ) ( ) ( ) (CMS) OS 45

( ) SSL TLS SSL TLS GPKI (b) (2) (a) ( ) URL ( ) ( ) ( ) ( ) ( ) 46

(IPA) http://www.ipa.go.jp/security/awareness/vendor/programming/index.html Web http://www.ipa.go.jp/security/vuln/websecurity.html URL ID SQL OS SQL 47

SQL HTML ID ID ID ID URL Cookie ID SSL Cookie secure (b) 2 (3) (a) 48

ActiveX JavaScript Java Cookie (b) (c) ( ) 鍵 SSL TLS ( ) (d) 49

2.3.3.3 DNS DNS Domain Name System IP DNS DNS DNS DNS DNS (1) DNS (a) DNS DNS DNS DNS ISP DNS (b) DNS DNS (c) DNS 50

DNS 3 (d) DNS DNS (e) DNS DNS DNS DNSSEC DNSSEC 鍵 DNS DNS DNS DNS DNSSEC (2) DNS (a) DNS DNS 51

TSIG (b) DNS 52

2.3.4 2.3.4.1 (1) (a) (WAF) (b) 53

(h) (i) (j) (k) (l) 55

(2) (a) (b) (c) (d) (e) (f) 1 6 56

(g) (3) (a) 2.3.4.2 (1) (a) 57

IEEE 802.1x (2) (a) (b) (c) (3) (a) VPN ( ) ( ) ( ) ( ) ( ) VPN ( ) VPN ( ) VPN VPN 58

VPN VPN IP-VPN SSL-VPN (b) LAN LAN ( ) ( ) ( ) ( ) ( ) LAN ( ) LAN ( ) LAN ( ) LAN LAN LAN WEP Wired Equivalent Privacy TKIP Temporal Key Integrity Protocol http://www.soumu.go.jp/ main_sosiki/joho_tsusin/security/j_business/admin00.htm LAN (c) ( ) ( ) ( ) ( ) ( ) ( ) ( ) 59

2.3.4.3 (1) (a) (b) (2) (a) (b) 60

2.4 2.4.1 2.4.1.1 IPv6 IPv6 IPv4 IPv6 IPv6 IPv6 IPv4 IPv6 IPv4 IPv6 (1) IPv6 (a) IPv6 IPv6 IPv6 IPv4 IPv6 IPv6 IPv6 IPv6 IPv6-IPv4 IPv6 IPv4 IPv6 IPv6-IPv4 62

IPv6 IPv4 IPv4 IPv6 (2) IPv6 (a) IPv6 IPv6 IPv6 IPv6 IPv6 IPv6 IPv6 IPv6 IPv4 IPv6 IPv6 IPv6 (b) IPv6 IPv6 IPv6 IPv6 IPv6 IPv6 IPv6 IPv6-IPv4 IPv6 63

IPv6 64

A.1 A.1.1 A.1.2 A.1.3 A.1.4 (MAC Mandatory Access Control) ( ) IP A.1.1

LAN LAN 802.11a 802.11b 802.11g 802.11n DNS DNS DNS IP DNS IP InterNIC Internet Network Information Center CRYPTREC Cryptography Research and Evaluation Committees IPv6 IPv4 IPv6 IPv6 IPv4 IPv6-IPv4 A.1.1