Flashcards

Information Security: Chapter 2

marcb176 Inglês 22 flashcards

Flashcards do conjunto (22)

1ThreatAn object, person, or other entity that presents an ongoing danger to an asset.
2TheftThe illegal taking of another’s property, which can be physical, electronic, or intellectual.
3VirusConsists of segments of code that perform malicious actions
4WormA malicious program that replicates itself constantly, without requiring another program environment
5Trojan horsesSoftware programs that hide their true nature and reveal their designed behavior only when activated
6Back doorComponent in a system, which allows the attacker to access the system at, will with special privileges
7Polymorphic threatOne that over time changes the way it appears to antivirus software programs, making it undetectable by techniques that look for preconfigured signatures
8Virus hoaxese-mails warning of supposedly dangerous viruses that don’t exist
9TrespassUnauthorized real or virtual actions that enable information gatherers to enter premises or systems they have not been authorized to enter
10Shoulder surfingUsed in public or semi-public settings when individuals gather information they are not authorized to have by looking over another individual’s shoulder or viewing the information from a distance
11Hackers“people who use and create computer software [to] gain access to information illegally.”
12Script kiddiesHackers of limited skill who use expertly written software to attack a system
13Packet monkeysScript kiddies who use automated exploits to engage in distributed denial-of-service attacks
14Human Error or FailureActs performed without malicious intent
15Information ExtortionAttacker steals information from computer system and demands compensation for its return or nondisclosure
16TRUE or FALSE A worm requires that another program is running before it can begin functioningFALSE
17TRUE Or FALSE Much human error or failure can be prevented with training and ongoing awareness activitiesTRUE
18TRUE Or FALSE Information security’s primary mission is to ensure that systems and their contents retain their confidentiality at all costsFALSE
19TRUE Or FALSE A firewall is a mechanism that keeps certain kinds of network traffic out of a private networkTRUE
20TRUE Or FALSE A worm can deposit copies of itself onto all Web servers that the infected system can reach, so that users who subsequently visit those sites become infectedTRUE
21List at least six general categories of threat- Malicious Code
- Back Doors
- Hoaxes
- Password Crack
- Denial of Service and Distribution
- Spoofing
22What is a Worm?A worm is a malicious program that replicates itself constantly, without requiring another environment. Worms can continue replicating themselves until they completely fill available resources, such as memory, hard drive space, and network bandwidth.