TCP_SYNCookies
Posted by Eric Lubow   
Security Tips A SYN-flood attack has the ability to bring the network aspect of your linux box to a snail-like crawl. TCP_SYNCookies protection attempts to stop this from taking a heavy toll on the machine. To enable tcp_syncookies protection, use the following command:
echo 1 > /proc/sys/net/ipv4/tcp_syncookies

Comments
good oneWritten by un1xf00 on 2007-11-01 06:25:02
Good info . Thanks 
 
un1xf00 ( http://unixfoo.blogspot.com )

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