____________ is the process or mechanism used for converting ordinary plaintext into garbled non-human readable text & vice-versa.

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____________ is the process or mechanism used for converting ordinary plaintext into garbled non-human readable text & vice-versa.

1.Malware Analysis

2.Exploit writing

3.Reverse engineering

4.Cryptography

Posted Date:-2022-07-17 04:46:41

More MCQS Questions and answers

  1. A security program cannot address which of the following business goals?
  2. Asymmetric key cryptography is used for all of the followingexcept_______
  3. In ________ some cyber-criminals redirect the legitimate users to different phishingsites and web pages via emails, IMs, ads and spyware.
  4. In _______________ the plain-text is processed 1-bit at a time & a series of actions is carried out on it for generating one bit of cipher-text.
  5. The intent of a __________ is to overkill the targeted server’s bandwidth and otherresources of the target website.
  6. Which of the following is not an example of a block cipher?
  7. __ is a means of storing & transmitting information in a specific format so that only those for whom it is planned can understand or process it.
  8. ___ is the practice and precautions taken to protect valuable information from unauthorized access, recording, disclosure or destruction.
  9. ____ carries out all its calculations on bytes rather than using bits and is at least 6-times faster than 3-DES.
  10. ____ Cryptography deals with traditional characters, i.e., letters & digits directly.
  11. _____ is a mono-alphabetic encryption code wherein each & every letter of plaintext is replaced by another letter in creating the cipher-text.
  12. _____ is a term used to describe a phishing attack that is specifically aimed at wealthy, powerful, or prominent individuals. Generally CEO’s and important celebrities.
  13. ______ is hiding of data within data, where we can hide images, text, and other messages within images, videos, music or recording files.
  14. _______ infects the executable as well as the boot sectors.
  15. _______ is the concept that tells us about the replacement of every alphabet by another alphabet and the entire series gets ‘shifted’ by some fixed quantity.
  16. ________ Cryptography operates on binary-bit series and strings.
  17. __________ infects the master boot record and it is challenging and a complex task toremove this virus.
  18. ___________ employs a text string as a key that is implemented to do a series ofshifts on the plain-text.
  19. ___________ is another data hiding technique which can be used in conjunction with cryptography for the extra-secure method of protecting data.
  20. ____________ is the process or mechanism used for converting ordinary plaintext into garbled non-human readable text & vice-versa.
  21. A _________ can gain access illegally to a system if the system is not properly tested inscanning and gaining access phase.
  22. A (n) ______ algorithm transforms ciphertext to plaintext.
  23. A computer ________ is a malicious code which self-replicates by copying itself to otherprograms.
  24. AES is at least 6-times faster than 3-DES.
  25. AES stands for ________________.
  26. An algorithm in encryption is called _____________.
  27. Compromising confidential information comes under _________.
  28. Conventional cryptography is also known as _____________ or symmetric-keyencryption.
  29. Cryptography can be divided into ______ types.
  30. Data Encryption Standard is an example of a _____________ cryptosystem.
  31. Data which is easily readable & understandable without any special algorithm ormethod is called _____________
  32. DES stands for ________________.
  33. During a DOS attack, the regular traffic on the target _____________ will be eitherdawdling down or entirely interrupted.
  34. Firewalls are to protect against________.
  35. From the options below, which of them is not a vulnerability to information security?
  36. In _____________ a sequence of actions is carried out on this block after a block of plain-text bits is chosen for generating a block of cipher-text bits.
  37. In brute force attack, on average half of all possible keys must be tried to achievesuccess.
  38. Integrity is protection of data from all of the following except ____
  39. Masquerading is _______.
  40. n Playfair cipher, at first, a key table is produced. That key table is a 5 by 5 grid of alphabets which operates as the key to encrypt the plaintext.
  41. Once activated __________ can enable ____________to spy on the victim, steal theirsensitive information & gain backdoor access to the system.
  42. Plain text are also called _____________.
  43. Possible threat to any information cannot be ________________.
  44. Steganography follows the concept of security through obscurity.
  45. The ________ is the message after transformation.
  46. The ________________ has piece of the keyword that has the same length as that of theplaintext.
  47. The absence of a fire-suppression system would be best characterized as_______.
  48. The first computer virus is__________.
  49. The information that gets transformed in encryption is ____________.
  50. The procedure to add bits to the last block is termed as _______________
  51. The word ________________is a combination of the Greek words ‘steganos’ which means “covered or concealed”, and ‘graphein’ which means “writing”.
  52. There are ________ types of cryptographic techniques used in general.
  53. Trojan creators do not look for _________
  54. Trojan creators do not look for _______________.
  55. When an attacker sends unsolicited communication, it is an example of_____.
  56. When one participant in a communication pretends to be someone else, it is called_________?
  57. When plain text is converted to unreadable format, it is termed as _____
  58. Which of the following is not a steganography tool?
  59. Which of the following is not a steganography tool?
  60. Which of the following is not a type of virus?
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