What does the following command in netcat do?

nc -l -u -p55555 < /etc/passwd

Sandra is the security administrator of XYZ.com. One day she notices that the XYZ.com Oracle database server has been compromised and customer information along with financial data has been stolen. The financial loss will be estimated in millions of dollars if the database gets into the hands of competitors. Sandra wants to report this crime to the law enforcement agencies immediately. Which organization coordinates computer crime investigations throughout the United States?

Which of the following is a characteristic of Public Key Infrastructure (PKI)?

A network administrator received an administrative alert at 3:00 a.m. from the intrusion detection system. The alert was generated because a large number of packets were coming into the network over ports 20 and 21. During analysis, there were no signs of attack on the FTP servers. How should the administrator classify this situation?

In the OSI model, where does PPTP encryption take place?

A common cryptographical tool is the use of XOR. XOR the following binary values:

10110001

00111010

Which of the following resources does NMAP need to be used as a basic vulnerability scanner covering several vectors like SMB, HTTP and FTP?

During a recent security assessment, you discover the organization has one Domain Name Server (DNS) in a Demilitarized Zone (DMZ) and a second DNS server on the internal network. What is this type of DNS configuration commonly called?

PGP, SSL, and IKE are all examples of which type of cryptography?

Which of the following commands runs snort in packet logger mode?

An Internet Service Provider (ISP) has a need to authenticate users connecting using analog modems, Digital Subscriber Lines (DSL), wireless data services, and Virtual Private Networks (VPN) over a Frame Relay network. Which AAA protocol is most likely able to handle this requirement?

Smart cards use which protocol to transfer the certificate in a secure manner?

Every company needs a formal written document which spells out to employees precisely what they are allowed to use the company's systems for, what is prohibited, and what will happen to them if they break the rules. Two printed copies of the policy should be given to every employee as soon as possible after they join the organization. The employee should be asked to sign one copy, which should be safely filed by the company. No one should be allowed to use the company's computer systems until they have signed the policy in acceptance of its terms. What is this document called?