Cryptographically secure hashes should NOT...

Generate the same output for different inputs

"Client-side" password hashing...

Should be used in combination with "server-side" hashing

The file "/etc/shadow" contains...

Which algorithms that are used for hashing passwords

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KRYpTOv2

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Questions 30

Answers

1
Ciphertext should be immune to...
Keyword analysis
I really don't know :-/
Frequency analysis
Position analysis
2
For "non-reversible encryption", utilize...
Asymmetric decryption
I really don't know :-/
Symmetric encryption
Cryptographic hashing
3
Security sensitive software should be...
Reproducible
I really don't know :-/
Closed source
IETF certificed
4
Cryptographic hashing is commonly used for...
Decrypting data
I really don't know :-/
Compressing archives
Generating encryption keys
5
The "Luhn algorithm" is used to...
I really don't know :-/
Prevent frequency analysis in block ciphers
Detect input errors
Provide cryptographically secure checksums
6
Another word for asymmetric cryptography is...
PSK
Public-key encryption
Private-key decryption
I really don't know :-/
7
WiFi networks protected with WPA2-PSK uses...
Quantum encryption
Asymmetric encryption
I really don't know :-/
Symmetric encryption
8
Another word for cryptographic hashing is...
Symmetric encryption
One-way encryption
I really don't know :-/
Asymmetric decryption
9
The "Vigenère cipher" is used for...
I really don't know :-/
Symmetric encryption
Asymmetric decryption
One-way encryption
10
A common standard for "self-encrypting drives" is known as...
I really don't know :-/
NIST SHA
TCG Opal
AES GCM
11
Encryption keys are typically generated using...
KDF
CBC
I really don't know :-/
FUD
12
Another name for SHA-3 is...
Reijndahl
Covfefe
Keccak
I really don't know :-/
13
SHA is standardised by...
FRA
GOST
I really don't know :-/
NIST
14
Which AES cipher mode should be avoided?
CBC
ECB
GCM
I really don't know :-/
15
SHA-1 and SHA-2 were originally developed by...
NSA
IEEE
GCHQ
I really don't know :-/
16
Windows built-in disk encryption is called...
I really don't know :-/
BitLocker
CCRypt
VeraCrypt
17
Cryptographically secure hashes should never...
Consume lots of CPU cycles
I really don't know :-/
Collide
Be unpredictable
18
SHA-1...
Does not produce colliding hashes
Is slow on a GPU
I really don't know :-/
Generates fixed-length hashes
19
Which of the following functions is generally considered insecure?
MD5
I really don't know :-/
BLAKE2
SHA256
20
The security of ciphers should rely on...
I really don't know :-/
IETF standards
Public auditing
Keeping implementation details secret
21
"Salting" is used to...
Increase cost of hash cracking
I really don't know :-/
Waste CPU cycles for spam prevention
Symmetrically encrypt data
22
Cryptographically secure hashes should NOT...
Be based on symmetric encryption algorithms
I really don't know :-/
Generate the same output for different inputs
Produce the same output for the same input
23
The Caesar cipher relies on...
Keywords
Initialization vectors
I really don't know :-/
Security through obscurity
24
AES is typically fast due to...
AES-NI
Support for multiple cipher modes
I really don't know :-/
Multi-threading
25
"Client-side" password hashing...
Requires usage of a per-user salt
Should be used in combination with "server-side" hashing
I really don't know :-/
Cannot be trusted for security purposes
26
The file "/etc/shadow" contains...
I really don't know :-/
List of users and group memberships
Which algorithms that are used for hashing passwords
Symmetrically encrypted passwords
27
A FIM typically relies on...
Cryptographic hashing
Asymmetric cryptography
I really don't know :-/
Symmetric cryptography
28
AES is a standard developed by...
IETF
CERT
I really don't know :-/
NIST
29
Which of the following hash functions is recommended for new applications?
I really don't know :-/
SHA-3
SHA-1
SHA-256
30
Which of the following is NOT a hash function?
MD5
I really don't know :-/
BLAKE
RC4

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