| SYN flooding |
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| • | Goal is to
deny access to a TCP service |
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| running on a
host |
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| • | Creates a
number of half-open TCP |
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| connections
which fill up a host’s listen |
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| queue; host
stops accepting |
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| connections |
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| • | Requires the
TCP service be open to |
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| connections
from the victim |
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