1... 2 2... 3 3... 4 4... 6 5... 7 6... 9 7... 10 8...11 9... 12 10... 13 11 VPN... 16 12LAN PC / /... 19 13... 22 14PC... 23 15... 24 16... 26 17Web... 27 18... 29 19... 30 20... 32 21... 34 22... 36 23... 37 24... 39 25... 43 26... 44 27... 45 28... 47 29... 47 30... 49 1
1 11 12 13 14 141 PBXFAX MO 142 143 144 4 2
145 15 16 17 18 1 ****** 1518 2 21 PC 22 PC 23 PC MOCDDVD 24 241 PCIT 1PC 3
2 PC IT 3 242 1 243 1 2 3 244 1 245 PCIT 1PCIT 2PCIT 3 4 5 6 25 3 31 32 4
33 OS 34 341 342 343 18 1 2 3 1 4 5 6 7 344 1 2 3 4 3 345 1 2 3 346 1 PIN 2 3 PIN 5
347 1 2 3 4 35 4 41 42 43 44 441 1 6
442 443 444 445 446 45 5 51 7
52 53 54 541 1 2 PC 3 4 (24.4.1(1) 5 6 IDS 7 UPS 8 542 1 1 2 3 2 3 4 IDS 5 6 1 8
2 JPCERT IPA 3 JPCERT IPA 7 8 OS 543 1 5424 2 5431 3 55 551 1 552 1 2 56 6 61 62 63 64 641 1 9
642 1 643 1 2 3 4 644 1 2 65 7 71 72 73 74 741 1 2 3 4 5 742 1 2 3 4 5 6 10
743 1 2 3 4 5 744 1 2 3 4 5 6 7 745 1 2 3 4 75 8 81 82 83 PC 84 841 1 2 842 1 11
843 1 2 FAX FAX 3 FAX 844 1 2 3 4 5 845 1 846 1 85 9 91 92 93 94 941 1 2 942 1 12
2 3 4 1 5 6 7 8 FAX 9 943 1 2 3 4 5 6 7 8 9 10 11 12 95 10 101 LAN WAN 102 103 LAN WAN 104 1041 13
1 DMZ LAN LAN 3 WAN 2 3 2 VPN DNS WWW Proxy FTP WWW LDAP 3 UNIX Windows 4 5 6 7 8 9 10 1042 1 DMZ Web Proxy OS 2 WWW WWW 14
1043 LAN LAN 1 LAN IP 3 2 PC 2 WWW 1044 WAN WAN 1 VPN 2 1044 1 2 3 4 5 15
6 7 105 11 VPN 111 VPN 112 VPN VPN 113 VPN IDS 114 1141 1VPN VPN 2VPN VPN 3 4VPN VPN 16
5 6 VPN 7 VPN VPN 8 VPN 9 VPN 1142 1 VPN 1143 1VPN 1144 1VPN VPN 2 1145 1VPN OS 1146 1 1147 1VPN 2 IP 3 IP 4VPN 24 17
5VPN 3 1148 1 2 1 1 3 IP 1149 1VPN 2 IDS 11410 1VPN VPN 11411 1 11412 1VPN 2VPN 1 1 3 11413 1 VPN VPN 18
11414 1VPN VPN 2 2 1 11415 1VPN VPN IDS 2 NIDS HIDS 11416 IR 1 VPN IP 115 12LAN PC / / 121 LAN PC 122 LAN PC PC PC 123 LAN 124 1241 PC 1LAN PC PC IT PC LAN 2LAN PC 19
3 LAN PC MAC 4 5 PC IP DNS DHCP IP 6 HUB 7 IP PC DNS 8 MAC PC IP IP/DHCP DNS 9 PC IP IP/DHCP DNS 1242 LAN 1 HUB 2 LAN 3 LAN LAN LAN 4 LAN HUB LAN 20
1243 LAN 1 LAN 2 LAN 2 LAN 2 PC 1244 1 LAN PC PC PC IP IP/DHCP DNS 2 3 4 PC IP IP/DHCP DNS 1245 1 LAN 2 LAN 3 LAN 4 IP PC DNS 125 126 21
13 131 OS 132 133 134 1341 1 2 2 3 4 5 6 3 3 1342 1 OS 2 OS 3 OS 4 Web 5 CGIAPI 6 7 1343 1 OS 2 22
3 4 5 6 7 8 9 10 11 12 13 135 14PC 141 PC 142 PC 143 PC PC PC PC 144 1441 PC 1 PC PC 2 PC 1442 PC 1 PC 2 1 23
3 1443 PC 1PC PC PC 2PC PC 3 PC BIOS 1444 PC 1PC PC 2PC PC 1445 1PC PC 2PC 1446 PC 1PC PC 2PC PC 1447 PC 1PC PC 2PC PC 1448 PC 1PC PC PC 145 15 151 152 PC 153 PC 154 1541 1 PC 24
2 PC 3 PC 1542 1 PC 2 3 1543 PC 1PC PC PC 2 1544 PC 1 2 3 4 1545 1 1546 1 2 3 1547 1 2 3 PC 1548 1 PC 25
2 PC 3 PC PC 4 5 155 16 161 162 163 PC 164 1641 1 2 PC PC IT 3 3 1 4 1642 1 2 3 4 1 26
5 1643 1 2 3 1642 4 5 HTML 1644 1 2 3 4 1645 1 165 17Web 171 Web 172 Web Web 173 Web Web 174 1741 1 Web Web 27
2 Web 3 Web 4 5 Web 6 Web ID 1742 Web 1 Web Web 2 PC IT 3 Proxy 1743 Web 1 SSLSecure Socket Layer SSL 2 Cookie 3 ActiveX JavaJavascriptVBScript 4 5 URL 1744 Web 1 Web Web 2 IP ID 28
3 Web 1745 Web 1 Web 2 Web OS 3 1746 Web 1 Proxy Web 2 URL 3 Web Web 175 18 181 182 183 184 1841 1 2 3 4 5 1842 1 29
2 1843 1 2 185 19 191 192 193 194 1941 1 Web 2 Web FTP 3 ID 4 1942 1 2 3 1943 1 Web 2 3 Web Web 30
4 PC 1944 1 2 Web Proxy 3 4 IP 5 INS Web 6 7 8 IDS 9 ID 1946 1 PC 2 IP IP 3 PHS LAN 1947 1 URL 2 IDS 3 31
195 20 201 202 203 PCPDA VPN 204 2041 1 2 3 LAN LAN PC 2042 1 PC 2 PC 3 2043 1 PC PDA i 2 3 PC INS 32
4 httphttps 2044 1 LAN PC 2 OS 3 2045 1 2 3 4 2046 1 2 3 4 5 2047 1 2 VPN 3 4 5 2048 1 2 4 PC 33
3 2049 1 2 PC 3 PC 4 PC 20410 1 PC 2 205 21 211 212 213 OS PC 214 2141 1 OS OS Web PC PC PC 34
2 3 4 5 2142 1 2 3 OS 4 5 2143 1 2 3 4 5 6 3 7 8 9 35
2144 1 DMZ SW HUB 2 3 1 21 1 PC 2 21 22 221 222 223 224 2241 1 2 3 4 5 2242 1 36
2243 2244 ID OS 225 23 231 232 37
233 PC 234 2341 1 2 1 Web 3 1 4 2342 1 WindowsOS Microsoft PC 2 UNIX OS 3 PC 4 2343 1 2344 1 Web 2 3 4 2345 1 2 2 3 4 2346 1 38
235 24 241 242 243 IP Web FTP DNS 244 2441 39
OS OS OS CGIAPI IDS IDS 2442 40
2 3 3 2443 OS 8 1 1 1 2444 1 2445 41
OS OS 1 OS ID IP ID OS 42
IP IP 24 3 1 1 IP 25 251 252 43
253 254 2541 1 2 3 2 4 1 NTP NTP 5 1 2542 1 DMZ 2 DMZ DNS WWW mail 3 1 2 4 5 255 26 261 44
262 263 264 2641 1 2 Web 3 4 3 2642 1 26.4.1(4) 1 1 2 3 OS 26 3 1 265 27 271 45
272 273 274 2741 1 2 2742 1 2743 1 Web 2 2744 1 2 3 2745 1 2 3 4 5 2746 1 2 2747 1 2 3 12 46
275 28 281 282 283 284 2841 2842 2843 2844 285 29 291 292 293 294 2941 1 1 1 47
2 3 4 5 6 7 2942 1 2 3 4 5 2943 1 2 3 4 5 48
PDCA 6 7 8 2944 1 2 3 4 2945 1 2 3 295 30 301 302 303 304 3041 3042 3043 49
3044 0.91 NPO (JNSA)http://www.jnsa.org October 11, 2002 Takashi Sugino 50