Likun Liu1, Jiantao Shi1, *, Xiangzhan Yu1, Hongli Zhang1, Dongyang Zhan2
CMC-Computers, Materials & Continua, Vol.63, No.2, pp. 649-661, 2020, DOI:10.32604/cmc.2020.07736
Abstract Deep Packet Inspection (DPI) at the core of many monitoring appliances, such as
NIDS, NIPS, plays a major role. DPI is beneficial to content providers and censorship to
monitor network traffic. However, the surge of network traffic has put tremendous pressure on
the performance of DPI. In fact, the sensitive content being monitored is only a minority of
network traffic, that is to say, most is undesired. A close look at the network traffic, we found
that it contains many undesired high frequency content (UHC) that are not monitored. As
everyone knows, the key to improve DPI performance is to… More >
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