SYN Flood attacks Recent work by Andre Oppermann uses the TCP Timestamp option in conjunction with the Sequence Number field to encode more state information and preserve the use of high-performance options such as TCP Window Scaling, and TCP Selective Acknowledgment Options (SACK), and can also be used to preserve TCP-Message Digest 5 (MD5) support with SYN cookies. This option is… Read More SYN Flood attacks