Steganography
S-tool or Steghide
Cryptography is known for its “secret writing”. What technique is used to hide information?
Encryption
Should you use the same password between multiple accounts?
No
What is the concept where information has not been modified in an unauthorized manner.
Integrity
How do you create new users in Kali Linux systems?
useradd
What does -ef stand for?
Embed file
What is the term used for information that is sent with encryption?
Ciphertext
You receive a random email from your bank asking for you to use the link to "get your money now!"
Phishing
What is the comprehensive strategy of including multiple layers of security within a system so that if one layer fails, another layer of security is in place to stop an attack or unauthorized acces
Defense in Depth
What command do you use to change the permissions of a file?
chmod
What does -cf stand for?
Cover file
What machine was used by the Germans in World War II to encrypt and decrypt messages?
The Enigma machine
In order to make your computer/devices more secure, these periodically get released
System updates
This concept puts you in the attacker's shoes
Think like an adversary
what are the octal values for read, write, and execute?
4, 2, 1
What does steghide --help show?
The steghide help menu / the options
To encrypt plaintext to ciphertext, what is needed besides an encryption algorithm?
Key
What should you use before you connect to public wi-fi?
VPN (Virtual Private Network)
All systems perform best when they are kept ______ over complex
Keep it simple
We use this software suite to crack wifi passwords
Aircrack-ng
How do you extract a hidden file from s-tool?
Right click, then click reveal, click passphrase, and then click save as
I collect, preserve, analyze, and present technical evidence for law enforcement, what am I?
Computer forensics
When you log in, you have to accept a confirmation token on your phone in addition to using your password
Multi-factor authentication (something you own, something you know)
Availability
Explain the octal file permission set of "750"
Owner: Read, write and execute,
Group: Read and execute
Everyone else: No permissions