{"id":623,"date":"2019-03-08T00:14:11","date_gmt":"2019-03-07T15:14:11","guid":{"rendered":"http:\/\/p-0.me\/b\/?p=623"},"modified":"2019-03-08T00:14:11","modified_gmt":"2019-03-07T15:14:11","slug":"598","status":"publish","type":"post","link":"https:\/\/p-0.me\/b\/p\/598\/","title":{"rendered":"DHCP\u306e\u5b9f\u9a13"},"content":{"rendered":"<p>\u624b\u5143\u306b\u3042\u3063\u305f<a href=\"http:\/\/gadget.renesas.com\/ja\/product\/peach.html\">GR-PEACH<\/a>\u3067\u7c21\u5358\u306aDHCP Starvation Attack\u304c\u884c\u3048\u308b\u304b\u3069\u3046\u304b\u5b9f\u9a13\u3092\u884c\u3063\u305f\uff0e<br \/>\nDHCP\u306b\u95a2\u3059\u308b\u7c21\u5358\u306a\u89e3\u8aac\u306f<a href=\"https:\/\/p-0.me\/b\/p\/596\">\u524d\u56de\u306e\u8a18\u4e8b<\/a>\u3092\u53c2\u7167\uff0e<br \/>\n<!--more--><\/p>\n<h3><\/h3>\n<h3>\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9<\/h3>\n<p>GR-PEACH\u306f\u8907\u6570\u306e\u958b\u767a\u74b0\u5883\u304c\u4f7f\u7528\u3067\u304d\u308b\u304c\uff0c\u4eca\u56de\u306f<a href=\"https:\/\/ide.mbed.com\/compiler\/\">Mbed\u306e\u30aa\u30f3\u30e9\u30a4\u30f3\u30b3\u30f3\u30d1\u30a4\u30e9<\/a>\u3092\u4f7f\u7528\u3057\u305f\uff0e<br \/>\nDHCP Starvation Attack\u3067\u306f (1)MAC\u30a2\u30c9\u30ec\u30b9\u3092\u5909\u66f4\u3057\u3064\u3064 (2)DHCP\u3067IP\u30a2\u30c9\u30ec\u30b9\u3092\u53d6\u5f97 \u3059\u308b\u3053\u3068\u304c\u5fc5\u8981\u3068\u306a\u308b\uff0e\u305d\u306e\u3088\u3046\u306a\u52d5\u4f5c\u3092\u884c\u3044\u3064\u3064\uff0cUSB\u306e\u30b7\u30ea\u30a2\u30eb\u901a\u4fe1\u3067IP\u30a2\u30c9\u30ec\u30b9\u306e\u53d6\u5f97\u72b6\u6cc1\u3092\u8868\u793a\u3059\u308b\u30b3\u30fc\u30c9\u3092\u4f5c\u6210\u3057\u305f\uff0e<br \/>\n\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u76f4\u63a5\u8cbc\u308a\u4ed8\u3051\u308b\u304b\u8ff7\u3063\u305f\u304c\uff0c<a href=\"https:\/\/www3.nhk.or.jp\/lnews\/kobe\/20190304\/2020003239.html\">\u30b8\u30e7\u30fc\u30af\u30b5\u30a4\u30c8\u306e\u30ea\u30f3\u30af\u3092\u8cbc\u3063\u305f\u3060\u3051\u3067\u88dc\u5c0e\u3084\u3089\u66f8\u985e\u9001\u691c\u3084\u3089\u3055\u308c\u308b<\/a>\u6642\u4ee3\u306a\u306e\u3067\uff0c\u6982\u8981\u306e\u307f\u793a\u3057\u3066\u304a\u304f\uff0e<br \/>\nMAC\u30a2\u30c9\u30ec\u30b9\u306e\u5909\u66f4\u306fmbed_mac_address\u95a2\u6570\u3092\u4f5c\u6210\u3057\uff0crand\u95a2\u6570\u306b\u3088\u308a\u751f\u6210\u3057\u305f\u4e71\u6570\u3092\u5165\u308c\u308b\u3053\u3068\u306b\u3088\u308a\u5b9f\u88c5\u3057\u305f\uff0e\u307e\u305f\uff0cIP\u30a2\u30c9\u30ec\u30b9\u306e\u53d6\u5f97\u306b\u95a2\u3057\u3066\u306f\u30ed\u30fc\u30ab\u30eb\u95a2\u6570\u5185\u3067EthernetInterface\u578b\u306e\u5909\u6570\u3092\u5ba3\u8a00\u3057connect\u3092\u884c\u3046\u3053\u3068\u3067\u884c\u3063\u305f\uff0e\u30ed\u30fc\u30ab\u30eb\u95a2\u6570\u306e\u7d42\u4e86\u306b\u4f34\u3044EthernetInterface\u578b\u306e\u5909\u6570\u306f\u958b\u653e\u3055\u308c\u308b\uff0e\u3042\u3068\u306f\u3053\u306e\u30ed\u30fc\u30ab\u30eb\u95a2\u6570\u3092main\u95a2\u6570\u5185\u306e\u7121\u9650\u30eb\u30fc\u30d7\u3067\u5b9f\u884c\u3059\u308b\uff0e<br \/>\n\u5168\u90e8\u306733\u884c\u306e\u30b3\u30fc\u30c9\u3068\u306a\u3063\u305f\uff0e<br \/>\n&nbsp;<\/p>\n<h3>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u6210<\/h3>\n<p>\u4eca\u56de\u306e\u5b9f\u9a13\u3067\u306fRaspberry Pi\u306bDHCP\u30b5\u30fc\u30d0(ISC DHCP)\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\uff0cGR-PEACH\u3067\u653b\u6483\u3092\u884c\u3046\uff0e\u305d\u306e\u72b6\u6cc1\u3092\u76e3\u8996\u7528PC\u3067\u76e3\u8996\u3057\uff0c\u30a2\u30c9\u30ec\u30b9\u30d7\u30fc\u30eb\u304c\u67af\u6e07\u3057\u305f\u5f8c\u30c6\u30b9\u30c8\u7528PC\u3092\u63a5\u7d9a\u3059\u308b\uff0e<br \/>\n\u306a\u304a\uff0cDHCP\u30b5\u30fc\u30d0\u306f\u56fa\u5b9aIP\u30a2\u30c9\u30ec\u30b9\u3067192.168.1.1\uff0c\u76e3\u8996\u7528PC\u306fDHCP\u306e\u56fa\u5b9a\u5272\u5f53\u3067192.168.1.2\u3068\u3059\u308b\uff0eDHCP\u30b5\u30fc\u30d0\u306f192.168.1.3\u304b\u3089192.168.1.254\u3092\u52d5\u7684\u306b\u5272\u308a\u5f53\u3066\u308b\uff0e<br \/>\n\u4ee5\u4e0b\u306b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u69cb\u6210\u3092\u793a\u3059\uff0e<br \/>\n<a href=\"https:\/\/p-0.me\/b\/wp-content\/uploads\/2019\/03\/network.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-626\" src=\"https:\/\/p-0.me\/b\/wp-content\/uploads\/2019\/03\/network-1024x792.png\" alt=\"\" width=\"1024\" height=\"792\" \/><\/a><br \/>\n&nbsp;<\/p>\n<h3>DHCP\u306e\u8a2d\u5b9a<\/h3>\n<h4>DHCP\u30b5\u30fc\u30d0\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h4>\n<p>Raspberry Pi\u306bDHCP\u30b5\u30fc\u30d0\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\uff0e<\/p>\n<pre class=\"lang:default decode:true \">sudo apt-get install isc-dhcp-server<\/pre>\n<p>&nbsp;<\/p>\n<h4>\/etc\/network\/interfaces<\/h4>\n<p>\u56fa\u5b9aIP\u3067DHCP\u30b5\u30fc\u30d0\u81ea\u8eab\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092192.168.1.1\/24\u3068\u3057\u3066\u8a2d\u5b9a\u3059\u308b\uff0e<br \/>\n<script src=\"https:\/\/gist.github.com\/pome1618\/4474ab8b0acee8383997fc97be70a164.js\"><\/script><br \/>\n&nbsp;<\/p>\n<h4>\/etc\/default\/isc-dhcp-server<\/h4>\n<p>IPv4\u3067\u4f7f\u7528\u3059\u308b\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3092eth0\u306b\u8a2d\u5b9a\u3059\u308b\uff0e<br \/>\n<script src=\"https:\/\/gist.github.com\/pome1618\/c85ba7d58c7f25acdc4e34052bb9055d.js\"><\/script><br \/>\n&nbsp;<\/p>\n<h4>\/etc\/dhcp\/dhcpd.conf<\/h4>\n<p>192.168.1.3\u304b\u3089192.168.1.254\u306e\u7bc4\u56f2\u3092\u5272\u308a\u5f53\u3066\u308b\u8a2d\u5b9a\u3092\u3059\u308b\uff0eCisco\u306e\u88fd\u54c1\u3067\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u30ea\u30fc\u30b9\u671f\u9593\u306f1\u65e5\u306a\u306e\u3067\uff0c\u30ea\u30fc\u30b9\u671f\u9593\u306f1\u65e5,\u6700\u5927\u30ea\u30fc\u30b9\u671f\u9593\u306f2\u65e5\u306b\u8a2d\u5b9a\u3057\u305f\uff0e\u307e\u305f\uff0c\u76e3\u8996\u7528PC\u306b\u5bfe\u5fdc\u3059\u308bMAC\u30a2\u30c9\u30ec\u30b9\u306b\u5bfe\u3057192.168.1.2\u3092\u5272\u308a\u5f53\u3066\u308b\uff0e<br \/>\n<script src=\"https:\/\/gist.github.com\/pome1618\/7e73ded175fbd5ca1f777079b59e4a62.js\"><\/script><br \/>\n&nbsp;<\/p>\n<h3>\u5b9f\u9a13\u7d50\u679c<\/h3>\n<h4>gr.log<\/h4>\n<p><script src=\"https:\/\/gist.github.com\/pome1618\/fd00bd1d629924a276bafaed75ab849d.js\"><\/script><\/p>\n<h4>\/var\/lib\/dhcp\/dhcp.leases<\/h4>\n<p><script src=\"https:\/\/gist.github.com\/pome1618\/0059caa17d9d98eae7a28d4e05cfc123.js\"><\/script><\/p>\n<h4>\u30c6\u30b9\u30c8\u7528PC\u3092\u63a5\u7d9a\u3057\u305f\u7d50\u679c<\/h4>\n<p>dhcpd.leases\u304c192.168.1.254\u307e\u3067\u5272\u308a\u5f53\u3066\u3089\u308c\u3066\u3044\u308b\u3053\u3068\u78ba\u8a8d\u3057\u305f\u5f8c\uff0c\u30c6\u30b9\u30c8\u7528PC\u3092\u63a5\u7d9a\u3057\u305f\uff0e\u305d\u306e\u7d50\u679c\uff0cDHCP\u30b5\u30fc\u30d0\u304b\u3089IP\u30a2\u30c9\u30ec\u30b9\u306e\u4ed8\u4e0e\u306f\u884c\u308f\u308c\u305a\uff0c\u6b63\u5e38\u306b\u901a\u4fe1\u304c\u884c\u3048\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3057\u305f\uff0e<br \/>\n&nbsp;<\/p>\n<h3>\u8003\u5bdf<\/h3>\n<h4>\u6709\u52b9\u6027<\/h4>\n<p>\u76e3\u8996\u7528PC\u304c\u6b63\u5e38\u306b\u901a\u4fe1\u3067\u304d\u306a\u304b\u3063\u305f\u305f\u3081\uff0c\u653b\u6483\u306f\u6709\u52b9\u3067\u3042\u308b\u3068\u8003\u3048\u308b\uff0e<br \/>\n&nbsp;<\/p>\n<h4>\u901f\u5ea6<\/h4>\n<p>dhcpd.leases\u3088\u308a\uff0c192.168.1.3\u306e\u53d6\u5f97\u65e5\u6642\u306f22:59:10\uff0c192.168.1.254\u306e\u53d6\u5f97\u65e5\u6642\u306f23:14:14\u3067\u3042\u308b\uff0e\u3064\u307e\u308a\uff0c252\u306eIP\u30a2\u30c9\u30ec\u30b9\u309215\u52064\u79d2(904\u79d2)\u3067\u67af\u6e07\u3055\u305b\u305f\u3053\u3068\u304c\u308f\u304b\u308b\uff0e<br \/>\n&nbsp;<br \/>\n\u307e\u305f\uff0c\u6bd4\u8f03\u3068\u3057\u3066Kali Linux\u4e0a\u3067DHCPig\u306b\u3088\u308b\u67af\u6e07\u653b\u6483\u306e\u6642\u9593\u3092\u8a08\u6e2c\u3057\u305f\uff0e\u6a5f\u5668\u306fThinkPad Edge 14\uff0cCPU\u306fCeleron P4600(2GHz)\u3067\u3042\u308b\uff0eDHCPig\u306fPython2\u7cfb\u3067\u52d5\u4f5c\u3057\uff0c<a href=\"https:\/\/github.com\/kamorin\/DHCPig\/issues\/15\">scapy\u306f2.3.3\u3067\u52d5\u4f5c\u3059\u308b<\/a>\uff0e<\/p>\n<pre class=\"lang:default decode:true\">pip install scapy==2.3.3\ntime dhcpig eth0<\/pre>\n<p>\u3068\u3057\u3066\u5b9f\u884c\u3057\u305f\u3068\u3053\u308d\uff0c<\/p>\n<pre class=\"lang:default decode:true\">real 2m19.251s\nuser 0m6.613s\nsys 0m0.863s<\/pre>\n<p>\u3068\u306a\u308a\uff0c\u7d50\u679c\u306f139.251\u79d2\u3068\u306a\u3063\u305f\uff0e<br \/>\n&nbsp;<br \/>\n\u305d\u306e\u5f8cESP-WROOM-02\u3067GR-PEACH\u3068\u307b\u307c\u540c\u3058\u5185\u5bb9\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u8a18\u8ff0\u3057\u305f\uff0e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u6210\u3092\u5909\u66f4\u3057\uff0c\u30b9\u30a4\u30c3\u30c1\u306e\u4ee3\u308f\u308a\u306bDHCP\u30b5\u30fc\u30d0\u6a5f\u80fd\u3092OFF\u306b\u3057\u305f\u7121\u7ddaLAN\u30eb\u30fc\u30bf\u3092\u63a5\u7d9a\u3057\u305f\u4e0a\u3067\uff0cWi-Fi\u7d4c\u7531\u306b\u3088\u308b\u5b9f\u9a13\u3092\u884c\u3063\u305f\uff0e\u305d\u306e\u7d50\u679c\uff0c\u67af\u6e07\u306b\u306f30\u52065\u79d2(=1805\u79d2)\u304b\u304b\u308b\u3053\u3068\u304c\u308f\u304b\u3063\u305f\uff0e<br \/>\n&nbsp;<\/p>\n<h4>\u8cbb\u7528<\/h4>\n<p>\u653b\u6483\u306e\u5b9f\u73fe\u65b9\u6cd5\u3068\u3057\u3066\u306f\u5c02\u7528\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u4f5c\u6210\u3068\uff0cLinux\u4e0a\u3067DHCPig\u3092\u5b9f\u884c\u3059\u308b\u65b9\u6cd5\u3068\u306e2\u901a\u308a\u304c\u3042\u308b\uff0e<br \/>\n\u5c02\u7528\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3068\u3057\u3066\u4eca\u56de\u4f7f\u7528\u3057\u305fGR-PEACH\u306f1\u4e07\u5186\u7a0b\u5ea6\u3067\u3042\u308b\uff0e\u5b89\u304f\u6e08\u307e\u305b\u308b\u306e\u3067\u3042\u308c\u3070<a href=\"https:\/\/www.ebay.com\/itm\/New-ENC28J60-Ethernet-LAN-Network-Module-For-Arduino-SPI-AVR-PIC-LPC-STM32\/141976891928?hash=item210e7b7218:g:E0gAAOSwofxUjqpp\">Ethernet\u30e2\u30b8\u30e5\u30fc\u30eb<\/a>\u306bSPI\u3092\u8a71\u305b\u308b\u9069\u5f53\u306a\u30de\u30a4\u30b3\u30f3\u3092\u3064\u3051\u308b\u3053\u3068\u3067\uff0c\u30b3\u30fc\u30c9\u3092\u66f8\u304d\u56de\u8def\u3092\u4f5c\u308b\u5fc5\u8981\u306f\u3042\u308b\u304c\uff0c1\u5343\u5186\u7a0b\u5ea6\u306b\u3067\u304d\u308b\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u8003\u3048\u308b\uff0e\u7121\u7dda\u74b0\u5883\u3067\u3042\u308c\u3070ESP-WROOM-02\u304c400\u5186\u7a0b\u5ea6\u306a\u306e\u3067\uff0c\u305d\u308c\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u308b\u306f\u305a\uff0e<br \/>\n\u5b89\u4fa1\u306bLinux\u3092\u52d5\u4f5c\u3055\u305b\u308b\u5834\u5408\uff0cRaspberryPi3B+\u304c5\u5343\u5186\u3067\u3042\u308b\uff0e\u3055\u3089\u306b\u5b89\u304f\u6e08\u307e\u305b\u308b\u306e\u3067\u3042\u308c\u3070RPi Zero\u306bUSB-Ethernet\u5909\u63db\u5668\u3092\u3064\u3051\u308b\u3053\u3068\u3067\u304a\u305d\u3089\u304f3\u5343\u5186\u7a0b\u5ea6\u306b\u306a\u308b\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u8003\u3048\u308b\uff0e\u7121\u7dda\u74b0\u5883\u3067\u3042\u308c\u3070RPiZeroW\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u308b\uff0e<br \/>\n&nbsp;<\/p>\n<h4>\u4fa1\u683c\u6027\u80fd\u6bd4<\/h4>\n<p>\u4eca\u56de\u4f7f\u7528\u3057\u305f\u6a5f\u5668\u306b\u3064\u3044\u3066\u307e\u3068\u3081\u308b\u3068\u4ee5\u4e0b\u306e\u8868\u306b\u306a\u308b\uff0e\u6027\u80fd\u306f1\u79d2\u3042\u305f\u308a\u306b\u51e6\u7406\u3067\u304d\u308bIP\u30a2\u30c9\u30ec\u30b9\u306e\u6570\uff0c\u4fa1\u683c\u6027\u80fd\u6bd4\u306f\u6027\u80fd\/\u4fa1\u683c\u00d71000\u3068\u3057\u305f\uff0e\u306a\u304a\uff0cGR-PEACH(full)\u3068ESP-WROOM-02\u306e\u4fa1\u683c\u306f\u79cb\u6708\u96fb\u5b50\u3092\u53c2\u8003\u306b\u3057\uff0cThinkpad\u306f\u4ee5\u524dAmazon\u3067\u4e2d\u53e4\u3067\u8cfc\u5165\u3057\u305f\u969b\u306e\u4fa1\u683c\u3068\u3057\u305f\uff0e<\/p>\n<table>\n<tbody>\n<tr>\n<td>\u6a5f\u5668\u540d<\/td>\n<td>\u4fa1\u683c[\u5186]<\/td>\n<td>\u51e6\u7406\u6642\u9593[s]<\/td>\n<td>\u6027\u80fd<\/td>\n<td>\u4fa1\u683c\u6027\u80fd\u6bd4<\/td>\n<\/tr>\n<tr>\n<td>GR-PEACH<\/td>\n<td>9690<\/td>\n<td>904<\/td>\n<td>0.279<\/td>\n<td>0.029<\/td>\n<\/tr>\n<tr>\n<td>Thinkpad Edge 14<\/td>\n<td>8800<\/td>\n<td>139.251<\/td>\n<td>1.810<\/td>\n<td>0.206<\/td>\n<\/tr>\n<tr>\n<td>ESP-WROOM-02<\/td>\n<td>400<\/td>\n<td>1805<\/td>\n<td>0.140<\/td>\n<td>0.349<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>ESP-WROOM-02\u304c\u6700\u3082\u52b9\u7387\u304c\u826f\u3044\u3089\u3057\u3044\uff0e<br \/>\n\u3044\u305a\u308c\u306b\u3057\u308d\uff0c\u73fe\u72b6\u3067\u306f\u5b89\u304f\u624b\u8efd\u306b\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u308b\u305f\u3081\uff0c\u5bfe\u7b56\u304c\u5fc5\u8981\u3068\u306a\u308b\uff0e<br \/>\n&nbsp;<\/p>\n<h4>\u5bfe\u7b56<\/h4>\n<p>\u6839\u672c\u7684\u306a\u5bfe\u7b56\u3068\u3057\u3066\u306f\u30b9\u30a4\u30c3\u30c1\u306e\u30dd\u30fc\u30c8\u5f53\u305f\u308a\u306eMAC\u30a2\u30c9\u30ec\u30b9\u306e\u5b66\u7fd2\u5236\u9650\u3084\u30ea\u30fc\u30b9\u5236\u9650\u306a\u3069\u304c\u3042\u308b\uff0e<br \/>\n\u88ab\u5bb3\u306e\u8efd\u6e1b\u306b\u306f\u30ea\u30fc\u30b9\u671f\u9593\u3092\u77ed\u304f\u3059\u308b\u3053\u3068\u3084\u30a2\u30c9\u30ec\u30b9\u7a7a\u9593\u306e\u5c0f\u5206\u3051\u306a\u3069\u304c\u3042\u308b\uff0e<br \/>\n&nbsp;<\/p>\n<h3>\u7d50\u8ad6<\/h3>\n<p>\u7c21\u5358\u306bDHCP Starvation Attack\u3092\u884c\u3046\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3092\u3064\u304f\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u305f\uff0e\u307e\u305f\uff0cDHCPig\u306b\u3088\u308a\u9ad8\u901f\u306b\u653b\u6483\u3092\u884c\u3046\u3053\u3068\u3082\u78ba\u8a8d\u3057\u305f\uff0e\u3088\u3063\u3066\uff0c\u624b\u8efd\u306b\u653b\u6483\u304c\u884c\u3048\u308b\u3053\u3068\u304c\u308f\u304b\u3063\u305f\uff0e<br \/>\n\u305d\u306e\u305f\u3081\uff0c\u4eca\u5f8c\u5bfe\u7b56\u306f\u5fc5\u8981\u306b\u306a\u308b\uff0e<br \/>\n\u5bfe\u7b56\u3068\u3057\u3066\u306f\u30b9\u30a4\u30c3\u30c1\u306e\u30dd\u30fc\u30c8\u5f53\u305f\u308a\u306eMAC\u30a2\u30c9\u30ec\u30b9\u306e\u5b66\u7fd2\u5236\u9650\u3084\u30ea\u30fc\u30b9\u5236\u9650\u304c\u3042\u308b\uff0e\u307e\u305f\uff0c\u30ea\u30fc\u30b9\u671f\u9593\u306e\u77ed\u7e2e\u3084\u30a2\u30c9\u30ec\u30b9\u7a7a\u9593\u306e\u5c0f\u5206\u3051\u306b\u3088\u308a\u88ab\u5bb3\u306e\u8efd\u6e1b\u304c\u898b\u8fbc\u3081\u308b\uff0e<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u624b\u5143\u306b\u3042\u3063\u305fGR-PEACH\u3067\u7c21\u5358\u306aDHCP Starvation Attack\u304c\u884c\u3048\u308b\u304b\u3069\u3046\u304b\u5b9f\u9a13\u3092\u884c\u3063\u305f\uff0e DHCP\u306b\u95a2\u3059\u308b\u7c21\u5358\u306a\u89e3\u8aac\u306f\u524d\u56de\u306e\u8a18\u4e8b\u3092\u53c2\u7167\uff0e<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-623","post","type-post","status-publish","format-standard","hentry","category-tech"],"_links":{"self":[{"href":"https:\/\/p-0.me\/b\/wp-json\/wp\/v2\/posts\/623","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/p-0.me\/b\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/p-0.me\/b\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/p-0.me\/b\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/p-0.me\/b\/wp-json\/wp\/v2\/comments?post=623"}],"version-history":[{"count":0,"href":"https:\/\/p-0.me\/b\/wp-json\/wp\/v2\/posts\/623\/revisions"}],"wp:attachment":[{"href":"https:\/\/p-0.me\/b\/wp-json\/wp\/v2\/media?parent=623"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/p-0.me\/b\/wp-json\/wp\/v2\/categories?post=623"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/p-0.me\/b\/wp-json\/wp\/v2\/tags?post=623"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}