Which of the following should normally be the first rule in a firewall rulebase?

a$)$ stealth rule

b$)$ bastion rule

c$)$ cleanup rule

d$)$ destination rulc

$\_\_\_\_\_\_\_\_\_\_$ firewalls maintain data about open connections to ensure that packets are part of a legitimate connection.

a$)$ Stateful inspection

b$)$ Egress inspection

c$)$ Packet filtering

d$)$ Handshaking

Which of the following is one of the best tools in defending against a social engineering attack?

a$)$ Policies

b$)$ Peopie

c$)$ Systems

d$)$ Network

Early firewalls used $\_\_\_\_\_\_\_$ to examine packets.

a$)$ stateful inspection

b$)$ egress inspection

c$)$ packet filtering

d$)$ handshaking

$27$ From a security perspective, a$($n$)\_\_\_\_\_\_\_\_\_$ masks the identity of a client and limits the usefulness of network sniffing.

a$)$ router

b$)$ proxy server

c$)$ switch

d$)$ firewall

Which of the following audit tools is used to identify rogue systems and services?

a$)$ checklists

b$)$ integrity checking

c$)$ vulnerability scanners

d$)$ IP$/$port scanners

A common technique often used in high security environments to establish an unalterable paper trail for log files is called$\_\_\_\_\_\_\_\_.$

a$)$ remote logging

b$)$ printer logging

c$)$ security logging

d$)$ cryptographic technology