Why are DNS open resolvers the focus of so many malicious activities?
Posted: Fri Jul 22, 2022 3:25 pm
Why are DNS open resolvers the focus of so many malicious activities?
A. DNS open resolvers sit inside the enterprise firewall which must pass DNS traffic making them easy attack vectors.
B. These servers must respond to any query from any Internet host.
C. Since DNS open resolvers belong to no administrative authority, they cannot be secured.
D. DNS open resolvers are used by enterprises allowing the attacker an easy means to infiltrate the enterprise network.
A. DNS open resolvers sit inside the enterprise firewall which must pass DNS traffic making them easy attack vectors.
B. These servers must respond to any query from any Internet host.
C. Since DNS open resolvers belong to no administrative authority, they cannot be secured.
D. DNS open resolvers are used by enterprises allowing the attacker an easy means to infiltrate the enterprise network.