ACSAC
2005
IEEE
13 years 10 months ago
2005
IEEE
It is sometimes desirable to allow access to open ports on a firewall only to authorized external users and present closed ports to all others. We examine ways to construct an au...
ESORICS
2007
Springer
13 years 11 months ago
2007
Springer
Port knocking is a technique first introduced in the blackhat and trade literature to prevent attackers from discovering and exploiting potentially vulnerable services on a networ...