Accurately Identifying New QoS Violation Driven by High-Distributed Low-Rate Denial of Service Attacks Based on Multiple Observed Features

Table 1

Weight of different flag bits in TCP header.

U	A	P	R	S	F
R	C	S	S	Y	I
G	K	H	T	N	N
2^5	2^4	2^3	2^2	2^1	2^0