כיצד להימנע ממתקפות בוטנטים על האתר?

[anti]

הבוטים כל הזמן מחליפיםAGENT כבר חסמתי מלא AGENT סתם.. שמתי קוד אימות באתר בעת הכניסה אליו
היו פעמים שלכולם היה את אותו AGENT אז פשוט חסמתי אותו, אבל הם מתחכמים ולכל אחד שמים פתאום אחד אחר
דוגמא:

79.181.11.88		bwgpueajfwslhqmvfbk	14:49 , 16.1.10
93.173.238.99		chykvitqcoalwjugr	14:49 , 16.1.10
84.108.180.251		clhqavf	14:50 , 16.1.10
109.67.16.19		clhqavfbktoxhdmirbw	14:50 , 16.1.10
109.186.238.174		clhqavfbktoxhdmirbw	14:50 , 16.1.10
85.65.81.115		ffbktpyuenjsoxhdmhqavf	14:50 , 16.1.10
87.69.122.79		fnwscxhqmvfb	14:50 , 16.1.10
87.68.237.21		fokpyinjschdluavfktpye	14:51 , 16.1.10
79.182.109.59		foktdyiencwg	14:50 , 16.1.10
79.180.42.131		foktdyienwsckgplueajso	14:50 , 16.1.10
79.182.113.38		hdmvrbwgplueajfoxtdmhqmv	14:50 , 16.1.10
94.159.191.65		hdmvrbwgpueajfoxtclhqmvf	14:50 , 16.1.10
77.124.44.110		hhdmuqavfoktpyienjscxhc	14:50 , 16.1.10
89.139.177.108		hmvfbktpxtdirb	14:50 , 16.1.10
132.68.249.132		hmvfkytdminwgcluqafoktd	14:50 , 16.1.10
80.178.21.79		hqavfbjsoxtdmi	14:50 , 16.1.10
80.230.214.165		hqavfbkpyhdmir	14:50 , 16.1.10
109.66.25.24		Mozilla/3.0 (jscxhqm; MSIE 7.0; Windows NT 5.0; .NET CLR 2.2.600556; dyirnwgcl; qavf; ktoxhdm; rbwgplueaj)	14:50 , 16.1.10
79.179.125.132		Mozilla/3.0 (kt; MSIE 6.0; Windows NT 5.0; .NET CLR 2.4.358465; wg; luqajfox; dyirmvfbk)	14:48 , 16.1.10
84.108.231.30		Mozilla/3.0 (kt; MSIE 6.0; Windows NT 5.1; .NET CLR 2.4.382058; xh; mvrbkfox; dyirnwgcl)	14:50 , 16.1.10
85.65.98.154		Mozilla/3.0 (njr; MSIE 4.0; Windows NT 5.0; .NET CLR 2.4.826954; jf; xtdyirn; fbkgpyuenj)	14:50 , 16.1.10
94.159.178.61		Mozilla/3.0 (oxtd; MSIE 7.0; Windows NT 5.0; .NET CLR 2.4.880589; kg; lueajfox; dyirmvrbk)	14:50 , 16.1.10
79.179.148.119		Mozilla/3.0 (oxtdmhqav; MSIE 4.0; Windows NT 5.1; .NET CLR 2.5.981507; njs)	14:51 , 16.1.10
84.110.140.43		Mozilla/3.0 (oxtdmirbw; MSIE 5.0; Windows NT 5.1; .NET CLR 2.5.5756; njsc)	14:51 , 16.1.10
94.159.178.150		Mozilla/4.0 (rnwgc; MSIE 5.0; Windows NT 5.1; .NET CLR 2.7.204586; scxhd; vrbkgpl)	14:51 , 16.1.10
80.230.192.93		Mozilla/4.0 (sclhqmvfbkt; MSIE 6.0; Windows NT 5.2; .NET CLR 2.4.347319; wg; lu; ajfojscx)	14:51 , 16.1.10
93.172.60.196		Mozilla/4.0 (sxhqmmvrbkg; MSIE 6.0; Windows NT 5.2; .NET CLR 2.8.354468)	14:50 , 16.1.10
109.64.130.87		Mozilla/4.0 (Windows NT 2.0; nkwga; he; rkecvf;) 
Gecko/98718411 Firefox/2.1.4 (.NET CLR 1.3.30698)	14:50 , 16.1.10
79.183.140.42		Mozilla/4.0 (Windows NT 2.0; l; he; qajfok;) Gecko/79904005 Firefox/1.4.1 (.NET CLR 3.3.30909)	14:49 , 16.1.10
79.177.36.31		Mozilla/4.0 (Windows NT 2.0; l; he; qav;) Gecko/29630423 Firefox/3.2.4 (.NET CLR 3.4.30475)	14:50 , 16.1.10
109.186.242.166		Mozilla/4.0 (Windows NT 2.0; l; he; qav;) Gecko/30321720 Firefox/3.2.4 (.NET CLR 3.4.30481)	14:51 , 16.1.10
79.179.5.50		Mozilla/4.0 (Windows NT 2.0; l; he; qavffo;) Gecko/47289529 Firefox/4.3.5 (.NET CLR 2.1.30627)	14:50 , 16.1.10
93.172.28.57		Mozilla/4.0 (Windows NT 2.0; l; he; qavfok;) Gecko/78883551 Firefox/1.4.1 (.NET CLR 1.3.30900)	14:50 , 16.1.10
213.151.48.242		Mozilla/4.0 (Windows NT 2.0; leajr; he; wscl;) Gecko/37486728 Firefox/3.1.5 (.NET CLR 1.1.30543)	14:50 , 16.1.10
89.138.216.138		Mozilla/4.0 (Windows NT 2.0; leajs; he; xscl;) Gecko/37937614 Firefox/3.1.5 (.NET CLR 1.1.30547)	14:50 , 16.1.10
85.250.64.184		Mozilla/4.0 (Windows NT 2.0; ljenw; he; cxhqmv;) Gecko/29656477 Firefox/1.2.1 (.NET CLR 3.4.30846)	14:50 , 16.1.10
77.127.201.8		Mozilla/4.0 (Windows NT 2.0; ljfnw; he; cxhqmv;) Gecko/72923956 Firefox/1.2.2 (.NET CLR 2.3.30570)	14:51 , 16.1.10
87.69.15.133		Mozilla/4.0 (Windows NT 2.0; lpyie; he; wscx;) Gecko/36827858 Firefox/3.2.5 (.NET CLR 1.1.30537)	14:51 , 16.1.10
89.138.203.230		Mozilla/4.0 (Windows NT 2.0; lueaj; he; ox;) Gecko/79204560 Firefox/1.2.1 (.NET CLR 3.3.30903)	14:50 , 16.1.10
84.108.60.129		Mozilla/4.0 (Windows NT 2.0; lueaj; he; ox;) Gecko/79232514 Firefox/1.2.1 (.NET CLR 3.3.30903)	14:50 , 16.1.10
89.138.115.56		Mozilla/4.0 (Windows NT 2.0; lueaj; he; oxtdmh;) Gecko/71050986 Firefox/1.4.1 (.NET CLR 1.2.30832)	14:48 , 16.1.10
79.176.125.131		Mozilla/4.0 (Windows NT 2.0; luqaj; he; ok;) Gecko/80211680 Firefox/1.4.2 (.NET CLR 1.3.30912)	14:50 , 16.1.10
93.173.79.230		Mozilla/4.0 (Windows NT 2.0; luqaj; he; ox;) Gecko/78268541 Firefox/1.4.1 (.NET CLR 3.3.30895)	14:50 , 16.1.10
85.65.80.4		Mozilla/4.0 (Windows NT 2.0; luqaj; he; ox;) Gecko/78843025 Firefox/1.4.1 (.NET CLR 3.3.30900)	14:50 , 16.1.10
89.138.92.83		Mozilla/4.0 (Windows NT 2.0; luqaj; he; ox;) Gecko/79455913 Firefox/1.4.1 (.NET CLR 3.4.30407)	14:51 , 16.1.10
89.138.138.120		Mozilla/4.0 (Windows NT 2.0; luqaj; he; ox;) Gecko/79797515 Firefox/1.4.1 (.NET CLR 3.3.30908)	14:51 , 16.1.10
109.64.130.87		Mozilla/4.0 (Windows NT 2.0; nkwga; he; rkecvf;) Gecko/98718411 Firefox/2.1.4 (.NET CLR 1.3.30698)	14:50 , 16.1.10

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