25th August 2001 Archive

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• Defending against SYN-flood DoS attacks

  Hardware rocks

  A SYN flood is perhaps the most efficient packet attack, devouring the greatest amount of service with the least effort. It fakes the initial handshake of a TCP connection with spoofed IPs which the target machine is unable to answer. Establishing a TCP connection requires the exchange of three packets: the first with a SYN ( …

  Data Networking 25 Aug 2001, 00:41