ACSAC
2005
IEEE
14 years 6 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
14 years 6 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...