Cache Pollution Detection Method Based on GBDT in Information-Centric Network

Table 1

NDN router availability.

Available in NDN routers	Description
Interest package content name, IName	Obtained from the content name field of the interest package
The content name of the packet, DName	Obtained from the content name field of the data packet
Cached content name, CName	Get the content name from the CS table
Cache replacement rate, pmiss	Replacement rate by calculation
Cache hit ratio, EH	Cache hit rate by calculation
Number of interest packages, TI	Accumulate the number of interest packages
Number of data packets, TD	Accumulate the number of data packets