Answer:
<em>Block all ports except 80</em>
Explanation:
We can make our network more defensive by blocking all ports except 80. This strategy can reduce the risk of attackers. If all the ports that are not in used are not in used can make system or network insecure. To enhance the security and reduce the risk of attacks we block all the ports that are not in used.
Using this strategy on people visit who need the data and attacker cannot access the system, without consent of owner.
Answer:
ios, aNDROID, BLUETOOTH , AND BLACK BERRY
Explanation:
Liking a company on Facebook
Answer:
Switch
Explanation:
The network switch is an networking hardware also known as a network bridging device used to connect devices on the network together and receives and forward data from source to destination through packet switching.
In order to eliminate or reduce collision within the network, present day wired networks make use of network switches that connects each device to its own port on the switch, making the switch the domain of collision for half duplex links or whereby the link is a full duplex links the collision possibility is completely eliminated.