A security program cannot address which of the following business goals?
1.Accuracy of information
2. Change control
3.User expectations
4.Prevention of fraud
Asymmetric key cryptography is used for all of the followingexcept_______
1.Encryption of data
2.Access control
3.Nonrepudiation
4.Steganography
In ________ some cyber-criminals redirect the legitimate users to different phishingsites and web pages via emails, IMs, ads and spyware.
1. URL Redirection
2.DOS
3.Phishing
4.MiTM attack
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.
1.Vigenere Cipher
2.Block Cipher
3.Stream cipher
4.One-time pad
The intent of a __________ is to overkill the targeted server’s bandwidth and otherresources of the target website.
1.Phishing attack
2. DoS attack
3.Website attack
4.MiTM attack
Which of the following is not an example of a block cipher?
1. DES
2. Caesar cipher
3.Twofish
4.IDEA
A (n) ______ algorithm transforms ciphertext to plaintext.
1.Encryption
2.Decryption
3.Either (a) or (b)
4.Neither (a) nor (b)
A computer ________ is a malicious code which self-replicates by copying itself to otherprograms.
1. Program
2.Virus
3.Application
4.Worm
A _________ can gain access illegally to a system if the system is not properly tested inscanning and gaining access phase.
1.Security officer
2.Malicious hacker
3.Security auditor
4.Network analyst
AES is at least 6-times faster than 3-DES.
1.True
2.False
3.none
4.all
AES stands for ________________.
1.Active Encryption Standard
2.Advanced Encrypted Standard
3.Advanced Encryption Standar
4.D Advanced Encryption Security
An algorithm in encryption is called _____________.
1.Algorithm
2.Procedure
3.Cipher
4.Module
Compromising confidential information comes under _________.
1.Bug
2.Threat
3.Vulnerability
4.Attack
Conventional cryptography is also known as _____________ or symmetric-keyencryption.
1. Secret-key
2.Public key
3.Protected key
4.Primary key
Cryptography can be divided into ______ types.
1.4
2.2
3.7
4.3
Data Encryption Standard is an example of a _____________ cryptosystem.
1.Conventional
2.Public key
3.Hash key
4.Asymmetric-key
Data which is easily readable & understandable without any special algorithm ormethod is called _____________
1.Cipher-text
2.Plain text
3.Raw text
4.Encrypted text
DES stands for ________________.
1.Device Encryption Standard
2. Data Encrypted Standard
3.Data Encryption Security
4.Data Encryption Standard
During a DOS attack, the regular traffic on the target _____________ will be eitherdawdling down or entirely interrupted.
1.Network
2.System
3.Website
4.Router
Firewalls are to protect against________.
1.Virus Attacks
2.Fire Attacks
3.Data Driven Attacks
4. Unauthorized Attacks
From the options below, which of them is not a vulnerability to information security?
1. Without deleting data, disposal of storage media
2. Latest patches and updates not done
3.Floo
4.D Unchanged default password
In brute force attack, on average half of all possible keys must be tried to achievesuccess.
1.True
2.False
3.none
4.all
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.
1.Hash functions
2.Vigenere Cipher
3.One-time pa
4.D Block Cipher
Integrity is protection of data from all of the following except ____
1.Unauthorized changes
2.Accidental changes
3. Data analysis
4.Intentional manipulation
Masquerading is _______.
1.Attempting to hack a system through backdoors to an operating system or application.
2.Pretending to be an authorized user
3.Always done through IP spoofing
4.Applying a subnet mask to an internal IP range
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.
1.Rolling Cipher
2. Shift Cipher
3.Playfair Cipher
4. Block Cipher
Once activated __________ can enable ____________to spy on the victim, steal theirsensitive information & gain backdoor access to the system.
1.Virus, Cyber-Criminals
2.Malware, Penetration Testers
3. Trojans, Cyber-Criminals
4.Virus, Penetration Testers
Plain text are also called _____________.
1.Encrypted text
2.Clear-text
3.Raw text
4.Cipher-text
Possible threat to any information cannot be ________________.
1.Ignored
2.Protected
3.Transferre
4.D Reduced
Steganography follows the concept of security through obscurity.
1.True
2.False
3.none
4.all
The absence of a fire-suppression system would be best characterized as_______.
1.Exposure
2.Threat
3.Vulnerability
4.Risk
The first computer virus is__________.
1.The famous
2.HARLIE
3.PARAM
4.Creeper
The information that gets transformed in encryption is ____________.
1. Plain text
2.Parallel text
3.Encrypted text
4.Decrypted text
The procedure to add bits to the last block is termed as _______________
1.Padding
2.Hashing
3.Tuning
4.Decryption
The word ________________is a combination of the Greek words ‘steganos’ which means “covered or concealedâ€, and ‘graphein’ which means “writingâ€.
1.Tomography
2.Chorography
3.Steganography
4.Cryptography
The ________ is the message after transformation.
1.Ciphertext
2.Plaintext
3.Secret-text
4.None of the above
The ________________ has piece of the keyword that has the same length as that of theplaintext.
1.One-time pad
2.Hash functions
3.Vigenere Cipher
4. Block Cipher
There are ________ types of cryptographic techniques used in general.
1.2
2.3
3.4
4.5
Trojan creators do not look for _________
1.Credit card information
2.Confidential data
3.Important documents
4.Securing systems with such programs
Trojan creators do not look for _______________.
1. Deleting Data
2.Protecting Data
3.Modifying Data
4.Copying Data
When an attacker sends unsolicited communication, it is an example of_____.
1.Spoofing
2.Spamming
3.Crackers
4.Sniffers
When one participant in a communication pretends to be someone else, it is called_________?
1.Virus Attacks
2. Data Driven Attacks
3. Data Driven Attacks
4.Masquerade
When plain text is converted to unreadable format, it is termed as _____
1.Rotten text
2.Raw text
3.Cipher-text
4.Cipher
Which of the following is not a steganography tool?
1. Steghide
2.Reaper Exploit
3.Image steganography
4.Xaio steganography
Which of the following is not a steganography tool?
1. rSteg
2.Crypture
3.SteganographX Plus
4. Burp Suite
Which of the following is not a type of virus?
1.Boot sector
2.Polymorphi
3.C Multipartite
4.Troj
__ 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.
1.Malware Analysis
2.Cryptography
3.Reverse engineering
4.Exploit writing
___ is the practice and precautions taken to protect valuable information from unauthorized access, recording, disclosure or destruction.
1. Network Security
2.Database Security
3. Information Security
4.Physical Security
____ carries out all its calculations on bytes rather than using bits and is at least 6-times faster than 3-DES.
1.Twofish
2.IDEA
3.DES
4.AES
____ Cryptography deals with traditional characters, i.e., letters & digits directly.
1.Latest
2.Asymmetri
3.C Classic
4.Modern
_____ is a mono-alphabetic encryption code wherein each & every letter of plaintext is replaced by another letter in creating the cipher-text.
1.Polyalphabetic Cipher
2. Caesar Cipher
3.Playfair Cipher
4.Monoalphabetic Cipher
_____ 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.
1.Message Authentication Code
2.Steganography
3.Whale phishing
4.A cipher
______ is hiding of data within data, where we can hide images, text, and other messages within images, videos, music or recording files.
1. Steganography
2.Cryptography
3.Chorography
4.Tomography
_______ infects the executable as well as the boot sectors.
1.Non-resident virus
2.Boot Sector Virus
3. Polymorphic Virus
4.Multipartite Virus
_______ 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.
1.Rolling Cipher
2.Shift Cipher
3.Playfair Cipher
4.Block Cipher
________ Cryptography operates on binary-bit series and strings.
1.Modern
2.Classi
3.C Traditional
4.Primitive
__________ infects the master boot record and it is challenging and a complex task toremove this virus.
1.Boot Sector Virus
2.Polymorphi
3.C Multipartite
4.Troj
___________ employs a text string as a key that is implemented to do a series ofshifts on the plain-text.
1.Shift Cipher
2.Block Cipher
3.Playfair Cipher
4.Vigenere Cipher
___________ is another data hiding technique which can be used in conjunction with cryptography for the extra-secure method of protecting data.
1.Chorography
2.Tomography
3.Steganography
4.Cryptography
____________ 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