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"Защита FreeBSD от OS Fingerprinting с использоанием PF firew..." Отправлено RooTchO, 04-Дек-06 10:04
Vot druzq: ### Block bad tcp flags from malicious people and nmap scans                                                                                block in log quick on $ext_if proto tcp from any to any flags /S block in log quick on $ext_if proto tcp from any to any flags /SFRA block in log quick on $ext_if proto tcp from any to any flags /SFRAU block in log quick on $ext_if proto tcp from any to any flags A/A block in log quick on $ext_if proto tcp from any to any flags F/SFRA block in log quick on $ext_if proto tcp from any to any flags U/SFRAU block in log quick on $ext_if proto tcp from any to any flags SF/SF block in log quick on $ext_if proto tcp from any to any flags SF/SFRA block in log quick on $ext_if proto tcp from any to any flags SR/SR block in log quick on $ext_if proto tcp from any to any flags FUP/FUP block in log quick on $ext_if proto tcp from any to any flags FUP/SFRAUPEW block in log quick on $ext_if proto tcp from any to any flags SFRAU/SFRAU block in log quick on $ext_if proto tcp from any to any flags SFRAUP/SFRAUP                                                                                                                                             ### Drop spoofed packets and block some nasty AD/Spyware programs IP blocks block return in log quick on $ext_if from any to <AdWare> block in log quick on $ext_if from { <RFC1918>, <AdWare> } to any block out log quick on $ext_if from any to { <RFC1918>, <AdWare> }

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