DCIT65

an attack on an information system that takes advantage of a particular system vulnerability

malware that stops you from using your computer or accessing your data until you meet certain demands, such as paying a ransom or sending photos to the attacker.

a piece of programming code, usually disguised as something else, that causes a computer to behave in an unexpected and usually undesirable manner.

a harmful program that resides in the active memory of the computer and duplicates itself.

a seemingly harmless program in which malicious code is hidden.

is a sophisticated threat that combines the features of a virus, worm, Trojan horse, and other malicious code into a single payload.

is the use of email systems to send unsolicited email to large numbers of people.

is used to describe a large group of such computers, which are controlled from one or more remote locations by hackers, without the knowledge or consent of their owners.

the act of fraudulently using email to try to get the recipient to reveal personal data.

the intimidation of government or civilian population by using information technology to disable critical national infrastructure (for example, energy, transportation, financial, law enforcement, and emergency response) to achieve political, religious, or ideological goals.

is a system of software, hardware, or a combination of both that stands guard between an organization’s internal network and the Internet and limits network access based on the organization’s access policy

the process of scrambling messages or data in such a way that only authorized parties can read it.

scans for a specific sequence of bytes, known as a virus signature, that indicates the presence of a specific virus