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Comptia Security +: Vocab

Instructions:
  • Answer 50 questions in 15 minutes.
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  • Match each statement with the correct term.
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This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. To not be legal (as far as law is concerned) or ethical






2. Trusted Computing Base. Comprised of the hardware - software - and firmware of the system.






3. A chipset that was developed and promoted by the U.S. Government as an encryption device to be adopted by telecommunications companies for voice transmission.






4. In cryptanalysis - this attack is a method of defeating a cryptographic scheme by trying a large number of possibilities; for example - exhaustively working through all possible keys in order to decrypt a message. In most schemes - the theoretical po






5. Virtual memory is an area of 'memory' that is not in physical memory (RAM) but on the disk system to allow for extra 'memory' processing area above what is available through RAM. This is the pagefile.sys file on a Windows system. Many Windows OSs req






6. Involving the measurement of quantity or amount.






7. When two or more processes are linked and execute multiple programs simultaneously






8. Repeats the signal. It amplifies the signal before sending it on.






9. The 7 layer model defined by the ISO. Memorized by 'All People Seem To Need Data Processing' and 'Please Do Not Throw Sausage Pizza Away'. Actually - the layers are Application - Presentation - Session - Transport - Network - Data Link - Physical






10. In computer networking - this is the method for finding a host's hardware address when only its IP address is known. Due to the overwhelming prevalence of IPv4 and ethernet - ARP is primarily used to translate ethernet MAC addresses from IP addresses






11. Same as AES Advanced Encryption Standard (AES) - also known as Rijndael - is a block cipher adopted as an encryption standard by the US government. It is expected to be used worldwide and analyzed extensively - as was the case with its predecessor -






12. An imaginary boundary between the components that make up the TCB and the components that are not covered by the TCB






13. Method of authenticating to a system. Something that you supply and something you know.






14. Enticing people to hit your honeypot to see how they try to access your system.






15. A form of redundancy check (a very simple measure for protecting the integrity of data by detecting errors in data that is sent through space or time.






16. Data storage formats and equipment that allow the stored data to be accessed in any order






17. Class A (1-126.x.x.x) - Class B (128-191.x.x.x) - Class C (192-223.x.x.x)






18. Someone who hacks using programs that they can download from the Internet. This person usually doesn't find new exploits - but simply exploits vulnerabilities that others have found.






19. A team of individuals at the highest level of organizational management who have the day-to-day responsibilities of managing a corporation. And don't forget - they are always the ones ultimately responsible for due diligence / due care. They are also






20. Affects the section of a floppy or hard disk that contains operating system and file information. Each time you start your PC with an infected floppy in the drive - the virus can spread.






21. Relating to quality or kind. This assigns a level of importance to something.






22. Also known as Rijndael - is a block cipher adopted as an encryption standard by the US government. It is expected to be used worldwide and analyzed extensively - as was the case with its predecessor - the Data Encryption Standard (DES). AES was adopt






23. Diffie-Hellman (D-H) key exchange is a cryptographic protocol which allows two parties that have no prior knowledge of each other to jointly establish a shared secret key over an insecure communications channel. This key can then be used to encrypt s






24. An agreement that you make with another company to be able to use their facilities in the event of a disaster. The least expensive - and not usually enforceable.






25. Virtual LANs. Separating broadcast domains on a single network. A way of partitioning communications channels.






26. A gas used in fire suppression. Not human safe. Chemical reaction.






27. Base 64 is a positional numeral system using a base of 64. It is the largest power of two base that can be represented using only printable ASCII characters. This has led to its use as a transfer encoding for e-mail among other things.






28. A class of storage media used in computers and other electronic devices. Because it cannot (easily) be written to - its main uses lie in the distribution of firmware.






29. When one key of a two-key pair has more encryption pattern than the other






30. This is an attack in which an attacker is able to read - insert and modify at will - messages between two parties without either party knowing that the link between them has been compromised. The attacker must be able to observe and intercept message






31. In cryptography - a substitution cipher is a method of encryption by which units of plaintext are substituted with ciphertext according to a regular system; the 'units' may be single letters (the most common) - pairs of letters - triplets of letters






32. Emanations from one wire coupling with another wire






33. A technique to eliminate data redundancy.






34. A hidden communications channel on a system that allows for the bypassing of the system security policy






35. Also known as a tunnel)






36. When an employee leaves the company - you want to make them aware of non-disclosures and non compete clauses - etc.






37. A logic bomb is a piece of code intentionally inserted into a software system that will set off a malicious function when specified conditions are met.






38. A denial-of-service attack is an attack on a computer system or network that causes a loss of service to users - typically the loss of network connectivity and services by consuming the bandwidth of the victim network or overloading the computational






39. Separation of duties (SoD) is the concept of having more than one person required to complete a task.






40. Dynamic Host Configuration Protocol.






41. Federal law with many aspects designed to curb terrorist activities; impacts real estate transactions because of disclosure requirements imposed on escrow agents regarding transfer of title and deposits of cash; imposes new disclosure and signature r






42. It can capture radio and satellite communications - telephone calls - faxes and e-mails nearly anywhere in the world and includes computer automated analysis and sorting of intercepts. ECHELON is estimated to intercept up to 3 billion communications






43. Someone whose hacking is primarily targeted at the phone systems






44. Disclosure - Alteration - Destruction. These things break the CIA triad






45. Also civil law






46. CISSPs subscribe to a code of ethics for building up the security profession






47. An attacker spoofs the source IP in a packet header - to make a ping request appear to have originated from the future victim's network - then the responding network responds in full force to these requests and brings down the victim's network.






48. When security is managed at a central point in an organization






49. Distributed Component Object Model. Microsoft's implementation of CORBA.






50. Packet sniffers (also known as Network Analyzers or Ethernet Sniffers) are software programs that can see the traffic passing over a network or part of a network. As data streams travel back and forth over the network - the program captures each pack







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