Which statement about personal firewalls is true?
A.
They can protect a system by denying probing requests.
B.
They are resilient against kernel attacks.
C.
They can protect email messages and private documents in a similar way to a VPN.
D.
They can protect the network against attacks.
Explanation:
BDFeatures
+ Block or alert the user about all unauthorized inbound or outbound connection attempts
+ Allows the user to control which programs can and cannot access the local network and/or Internet and
provide the user with information about an application that makes a connection attempt
+ Hide the computer from port scans by not responding to unsolicited network traffic
+ Monitor applications that are listening for incoming connections
+ Monitor and regulate all incoming and outgoing Internet users
+ Prevent unwanted network traffic from locally installed applications
+ Provide information about the destination server with which an application is attempting to communicate
+ Track recent incoming events, outgoing events, and intrusion events to see who has accessed or tried to
access your computer.
+ Personal Firewall blocks and prevents hacking attempt or attack from hackers
Source: https://en.wikipedia.org/wiki/Personal_firewall