Research Article

Detecting ShadowsocksR User Based on Intelligence of Cyber Entities

Table 2

Notation table.

SymbolDefinition

SS (R)ShadowsocksR (SSR)
Number of extra-area IPs communicating with the users’ host within the specified time window
Number of intra-area IPs communicating with the users’ host within the specified time window
Number of extra-domains accessed by the users’ host within the specified time window
Number of intra-domains accessed by communicating with the users’ host within the specified time window
Average ratio of extra_ip and intra_ip per minute
Average ratio of extra_domain and intra_ip per minute
Statistical characteristics of the sender
Statistical characteristics of the receiver
Statistical characteristics of the bidirectional conversation flow