Networks are vulnerable to an attack, which occurs due to overextension of bandwidth, bottlenecks, network data interception, etc.Which of the following network attack refers to a process in which an attacker changes his or her IP address so that he or she appears to be someone else?
What is defined as the art and science of hiding information by embedding messages within other, seemingly harmless messages?
Cryptography plays an important role for providing information security, trust, controlling access to resources, and electronic transactions. It is no longer limited to just securing military information. It has emerged as one of the major components of security policy of an organization. What is the term used in cryptography for the output generated after encrypting the message or data that can be read and understood without any special effort and has to be transmitted to the recipient?
There are several ways an attacker can gain access to a network. The attacker must be able to exploit a weakness or vulnerability in a system. Hacker attacks are categorized into four types. Which of the following attacks does Session hijacking belong to?
WPAN technologies allow users to set up ad hoc wireless communications for devices such as PDAs, cellular phones, or laptops that are used within a space surrounding a person ranging up to 10 meters. Plugging in and the ability to lock devices to prevent unauthorized access are two prime advantages of WPAN. What are the two most widely used key WPAN technologies?
A security strategy in which several protection layers are placed throughout an information system helps to prevent direct attacks against an information system and data because a break in one layer only leads the attacker to the next layer. What is this security strategy called?
