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Cybersecurity Digital Solutions Flashcards | StudBud
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Cybersecurity Digital Solutions
Cybersecurity Digital Solutions
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Cybersecurity for Digital Solutions
Flashcards
35 cards
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Questions
35
Answers
1
What is the formal name for encrypted data when discussing encryption?
Ciphertext
Encrypted text
Obscured text
Hidden text
2
What term means using two or more ways to authenticate a user?
Several Step Authentication
Multi-factor Authentication
Leveled Authentication
Multiple Authentications
3
Which part of the cyptographic process is typically attacked by criminals?
The key management system
The message
The algorithm
The user
4
Which process in key management requires the use of good random number generators?
Key Generation
Key Verification
Key Lifetime
Key Revocation and Destruction
5
Which of the following is NOT a protocol that uses asymmetric encryption?
Pretty Good Privacy (PGP)
Secure Sockets Layer (SSL)
Secure File Transfer Protocol (SFTP)
Secure Shell (SSH)
6
What type of cipher transforms plaintext one byte or one bit at a time?
DES
Block Ciphers
A5
Stream Ciphers
7
What is the process of scrambling data so that an unauthorized party cannot read it easily?
Encryption
Decryption
Obscuration
Secret Agent Work
8
What is an example of a block cipher algorithm?
ElGamal
RSA
A5
DES
9
What type of policy defines authorization based on membership in a specific group?
Authority Level Policy
Role-based Policy
Job Membership Policy
Group Membership Policy
10
What is the process of changing ciphertext back into plaintext?
Hacking
Encryption
Unobscuration
Decryption
11
Which of the following terms describes the size of a key in bits?
Key Stretch
Key length
Keyspace
Key Measure
12
Which aspect of key management discusses how long a key is useful for?
Key Lifetime
Key Verification
Key Revocation and Destruction
Key Storage
13
Which asymmetric algorithm uses the product of two very large prime numbers?
Elliptic Curve Cryptography (ECC)
Diffie-Hellman (DH)
ElGamal
Rivest-Shamir-Adleman (RSA)
14
What type of algorithm uses the same pre-shared key for encryption and decryption?
Public-Key
Private-Key
Symmetric
Asymmetric
15
Which of the following two options is the more secure way to protect a cryptographic system?
Protect the Keys
Protect the Algorithm
16
What is a disadvantage of symmetric algorithms?
You need a new key for each person you communicate with
It can only encrypt small amounts of data
It requires you to protect the algorithm instead of the keys
It is slower than asymmetric algorithms
17
Which process in key management identifies and regenerates weak keys?
Key Storage
Key Verification
Key Exchange
Key Generation
18
Which of the following is used to encrypt and decrypt messages?
Key
Cipher
PII
Username
19
What type of technology replaces sensitive information with a non-sensitive version?
Hidden
Spyware
Data Masking
Software Watermarking
20
Which type of encryption algorithm has more secure key management procedures?
Asymmetric
RSA
DES
Symmetric
21
Which access control strategy restricts actions that a subject can perform on an object?
Discretionary Access Control
Rule-Based Access Control
Role-Based Access Control
Mandatory Access Control
22
What is the name for when letters are replaced in an encryption algorithm?
Transposition
One-Time Pad
Shuffling
Substitution
23
Which part of key management ensures that keys are saved in a secure way?
Key Lifetime
Key Exchange
Key Storage
Key Verification
24
What is a way to store and transmit data so only the intended receiver can read or process it?
Cryptography
Secrography
Obscurography
Codography
25
What is the name for taking the alphabet and shifting a set number to encrypt a message?
Vignere cipher
Enigma Machine
Caesar cipher
Scytale
26
What is the formal name for readable data when discussing encryption?
Easytext
Cleartext
Unchanged text
Plaintext
27
Which algorithm is simpler and requires less computational power?
Asymmetric
Symmetric
28
Which aspect of key management ensures that keys can be shared in a secure way?
Key Lifetime
Key Exchange
Key Verification
Key Storage
29
What is the name for when plaintext is combined with a secret key to create a new character?
Substitution
Transposition
One-Time Pad
Masking
30
Which type of encryption algorithm is more efficient and can handle more data?
DES
Asymmetric
RSA
Symmetric
31
True or False: The Caesar cipher is a strong form of encryption.
Caesar salad is delicious
TRUE
FALSE
You don't win friends with salad
32
What type of cipher transforms a fixed length of plaintext into a common block of ciphertext?
Block Ciphers
3DES
A5
Stream Ciphers
33
What is the name for the algorithm an encryption method uses?
Cipher
Hider
RSA
Scrambler
34
What is the name for when letters are rearranged in an encryption algorithm?
Nulling Out
Substitution
One-Time Pad
Transposition
35
What type of algorithm uses a public key for encryption and a private key for decryption?
Private-Key
Asymmetric
Symmetric
Public-Key
