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Ethical Hacking 4 Brute-Force Flashcards | StudBud
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Ethical Hacking 4 Brute-Force
Ethical Hacking 4 Brute-Force
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Questions
11
Answers
1
Passwords are strings of characters used to what?
involve actual cracking
shouldn't be changed
encrypt and authenticate digital resources
protect transmitted or stored data against tampering
2
Hashing algorithms do not perform additional mathematical operations on a password before saving it to the disk.
False
True
3
Getting a user to reveal a password via a phony website requires much less effort than trying to crack it.
False
True
4
What attacks are the most common against online services (SSH, RDP, & FTP logins) and include pseudo-random numbers?
Brute-force
cryptanalytic
mutated dictionary attack
collision
5
The MD5 hash algorithm is considered secure.
True
False
6
Which example of hashing uses salting and timestamps to prevent PTH?
NetNTLM
MD5
SHA-256
PBKDF2
7
Limiting the number of consecutive login attempts is a poor defense against remote attacks.
False
True
8
The cracking speed of a password can be impacted by what?
Social Engineering
Firewall
difficulty of the algorithm
Applying packet tracer
9
What is true about Hashing? (2 answers)
can protect against attacks
can be generated to perform accessability
are a type of encryption
one-way attribute
10
rar2john is an online tool used to crack what?
default password files that are bundled in RAR or zip files
can crack passwords using powerful dedicated servers instead of scripts
password-protected files that are bundled in RAR or zip files
personalized passwords that together form a password dictionary
11
What are the main weaknesses of hash algorithms?
division
weakness
inversion
duplication
