VPN Traffic Detection in SSL-Protected Channel

Table 3

Alerts generated for the user activity.

User details	Alerts classification (connection based)
	Total	Legitimate activity	IP-based VPN	DNS-based VPN	NO DNS
User 1	178	59	4	109	6
User 2	85	50	0	35	0
User 3	250	114	0	135	1
User 4	71	24	2	41	4
User 5	145	82	0	63	0