A. 鏃犵嚎緗戠粶鍔犲瘑鏂瑰紡
WEP瀹夊叏鍔犲瘑鏂瑰紡WEP(鏈夌嚎絳夋晥淇濆瘑)錛屼竴縐嶆暟鎹鍔犲瘑綆楁硶錛岀敤浜庢彁渚涚瓑鍚屼簬鏈夌嚎灞鍩熺綉鐨勪繚鎶よ兘鍔涖傚畠鐨勫畨鍏ㄦ妧鏈婧愯嚜浜庡悕涓篟C4鐨凴SA鏁版嵁鍔犲瘑鎶鏈錛屾槸鏃犵嚎灞鍩熺綉WLAN鐨勫繀瑕佺殑瀹夊叏闃叉姢灞傘
wifi鍔犲瘑鏂瑰紡錛氭渶甯鎬嬌鐢ㄧ殑鏄疻EP鍜學PA涓ょ嶅姞瀵嗘柟寮忋倃ifi鍔犲瘑鏂瑰紡璇︾粏浠嬬粛錛歐EP瀹夊叏鍔犲瘑鏂瑰紡WEP鐗規ч噷浣跨敤浜唕sa鏁版嵁瀹夊叏鎬у叕鍙稿紑鍙戠殑rc4prng綆楁硶銆
鐩鍓嶆棤綰胯礬鐢卞櫒閲屽甫鏈夌殑鍔犲瘑妯″紡涓昏佹湁錛歐EP錛學PA-PSK錛圱KIP錛夛紝WPA2-PSK錛圓ES錛夊拰WPA-PSK錛圱KIP錛+WPA2-PSK錛圓ES錛夈
涓鑸鏉ヨ達紝Wi-Fi鏈変互涓嬪嚑縐嶅姞瀵嗘柟寮忥細WEP錛堟湁綰跨瓑鏁堝姞瀵嗭級鈥斺旈噰鐢╓EP64浣嶆垨鑰128浣嶆暟鎹鍔犲瘑銆俉PA-PSK[TKIP]鈥斺旈噰鐢ㄩ勫叡浜瀵嗛掗鐨刉i-Fi淇濇姢璁塊棶錛岄噰鐢╓PA-PSK鏍囧噯鍔犲瘑鎶鏈錛屽姞瀵嗙被鍨嬩負TKIP銆
錛孴KIP錛歍emporalKeyIntegrityProtocol錛堟殏鏃跺瘑閽ラ泦鎴愬崗璁錛夎礋璐ｅ勭悊鏃犵嚎瀹夊叏闂棰樼殑鍔犲瘑閮ㄥ垎錛孴KIP鏄鍖呰９鍦ㄥ凡鏈塛EP瀵嗙爜澶栧洿鐨勪竴灞傗滃栧３鈥濓紝榪欑嶅姞瀵嗘柟寮忓湪灝藉彲鑳戒嬌鐢╓EP綆楁硶鐨勫悓鏃舵秷闄や簡宸茬煡鐨刉EP緙虹偣銆
鍛靛懙錛屽氨鐩鍓嶇殑鍔犲瘑鏂瑰紡WPA2鏄鏈楂樼駭鐨勪竴縐嶅姞瀵嗘柟寮忥紱鍙瑕佷綘鐨勫瘑鐮佸熷嶆潅錛屼竴鑸浜虹牬瑙ｄ笉浜嗚礬鐢卞櫒鐨勫姞瀵嗘柟寮忛夋嫨WPA2-PSK錛岃よ瘉綾誨瀷閫夋嫨wpa2-psk錛屽姞瀵嗙畻娉旳ES錛岃繖縐嶆槸鏈瀹夊叏鐨勩
1銆乄PA瀹夊叏鍔犲瘑鏂瑰紡錛歐PA鍔犲瘑鍗砏i-FiProtectedAccess錛屽叾鍔犲瘑鐗規у喅瀹氫簡瀹冩瘮WEP鏇撮毦浠ュ叆渚碉紝鎵浠ュ傛灉瀵規暟鎹瀹夊叏鎬ф湁寰堥珮瑕佹眰錛岄偅灝卞繀欏婚夌敤WPA鍔犲瘑鏂瑰紡浜(WindowsXPSP2宸茬粡鏀鎸乄PA鍔犲瘑鏂瑰紡)銆
2銆亀ifi鍔犲瘑鏂瑰紡錛氭渶甯鎬嬌鐢ㄧ殑鏄疻EP鍜學PA涓ょ嶅姞瀵嗘柟寮忋倃ifi鍔犲瘑鏂瑰紡璇︾粏浠嬬粛錛歐EP瀹夊叏鍔犲瘑鏂瑰紡WEP鐗規ч噷浣跨敤浜唕sa鏁版嵁瀹夊叏鎬у叕鍙稿紑鍙戠殑rc4prng綆楁硶銆
3銆亀ifi浼犺緭鍔犲瘑鐨勬柟寮忔湁涓嬮潰鍑犵嶏細WPA-PSK[TKIP]鈥斺旈噰鐢ㄩ勫叡浜瀵嗛掗鐨刉i-Fi淇濇姢璁塊棶錛岄噰鐢╓PA-PSK鏍囧噯鍔犲瘑鎶鏈錛屽姞瀵嗙被鍨嬩負TKIP銆
4銆侊紝TKIP錛歍emporalKeyIntegrityProtocol錛堟殏鏃跺瘑閽ラ泦鎴愬崗璁錛夎礋璐ｅ勭悊鏃犵嚎瀹夊叏闂棰樼殑鍔犲瘑閮ㄥ垎錛孴KIP鏄鍖呰９鍦ㄥ凡鏈塛EP瀵嗙爜澶栧洿鐨勪竴灞傗滃栧３鈥濓紝榪欑嶅姞瀵嗘柟寮忓湪灝藉彲鑳戒嬌鐢╓EP綆楁硶鐨勫悓鏃舵秷闄や簡宸茬煡鐨刉EP緙虹偣銆
1銆亀ifi浼犺緭鍔犲瘑鐨勬柟寮忔湁涓嬮潰鍑犵嶏細WPA-PSK[TKIP]鈥斺旈噰鐢ㄩ勫叡浜瀵嗛掗鐨刉i-Fi淇濇姢璁塊棶錛岄噰鐢╓PA-PSK鏍囧噯鍔犲瘑鎶鏈錛屽姞瀵嗙被鍨嬩負TKIP銆
2銆亀ifi鍔犲瘑鏂瑰紡錛氭渶甯鎬嬌鐢ㄧ殑鏄疻EP鍜學PA涓ょ嶅姞瀵嗘柟寮忋倃ifi鍔犲瘑鏂瑰紡璇︾粏浠嬬粛錛歐EP瀹夊叏鍔犲瘑鏂瑰紡WEP鐗規ч噷浣跨敤浜唕sa鏁版嵁瀹夊叏鎬у叕鍙稿紑鍙戠殑rc4prng綆楁硶銆
3銆佷嬌鐢╓PA2鎴朩PA3絳夊己鍔犲瘑鍗忚錛氱洰鍓嶏紝杈冧負涓繪祦鐨勪笁縐峎i-Fi緗戠粶鍔犲瘑鎵嬫墊湁鏈夌嚎絳夋晥鍔犲瘑錛圵EP錛夈乄i-Fi璁塊棶淇濇姢錛圵PA錛夛紝鍏朵腑WPA榪樿凱浠ｅ埌絎浜屼唬鍜岀涓変唬銆
鍦ㄦ祻瑙堝櫒涓婇潰杈撳叆ip鍦板潃錛歨ttp錛//19161/鎴杊ttp錛//19160.1/鍑虹幇璺鐢卞櫒鐧婚檰紿楀彛杈撳叆鐢ㄦ埛鍚嶈窡瀵嗙爜銆
鎵撳紑鐢佃剳鐨剋ifi錛屾悳緔㈣礬鐢卞櫒榛樿wifi鍚嶏紙璺鐢卞櫒鑳岄潰閾鐗屾湁鍐欙級錛岃繛鎺wifi緗戠粶銆傛墦寮鐢佃剳嫻忚堝櫒錛岃緭鍏ヨ礬鐢卞櫒鑳屽悗閾鐗岀殑緗戝叧ip鍦板潃錛堜竴鑸鏄19161錛夛紝榪涘叆緗戝叧閰嶇疆鐣岄潰銆
鎼滅儲妗嗚緭鍏ヨ礬鐢卞櫒鑳屽悗鐨剗p鍦板潃鎺ョ潃杈撳叆綆＄悊鍛樺瘑鐮侊紝鐧誨綍嫻忚堝櫒綆＄悊欏電偣鍑繪棤綰胯劇疆錛岄夋嫨鏃犵嚎鍚嶇О錛岃劇疆WiFi鍚嶇О鍜屽瘑鐮侊紝鐐瑰嚮淇濆瓨灝卞彲浠ヤ簡浠ヤ笂灝辨槸鍦ㄦ墜鏈轟笂鎬庝箞鍔犲瘑鑷瀹秝ifi瀵嗙爜鍐呭逛簡錛屽笇鏈涘瑰ぇ瀹舵湁鎵甯鍔┿
紱佺敤闄岀敓璁懼囧湪璺鐢卞櫒綆＄悊鐣岄潰錛岀佺敤闄岀敓璁懼囥
棣栧厛灝嗚礬鐢卞櫒鐨刉AN鎺ュ彛榪炴帴濂斤紝鐒跺悗闇瑕佽╂墜鏈鴻繛鎺ュ埌榪欏彴璺鐢卞櫒鐨剋ifi淇″彿錛屽備笅鍥炬墍紺恆