Cyber Midterm Questions

Which two of the following step of hacking are most likely to involve the use of social engineering? (pick 2)

• Recon / footprinting
• Gaining Access
• Scanning / Probing
• Escalating Privileges
• Exploiting

What is the goal of social engineering?

• To make people behave better
• To help people make more friends
• To get an authorized user to give information to an unauthorized person
• To have an unauthorized user to determine a user's password using brute force

A single on/off or 0/1 in a computer's transistor is known as a

• bit
• byte
• nibble
• hex

Scrambling data so that it is unreadable to anyone except those who know the trick to decoding it is...

• Cybersecurity
• Coding
• Cryptography
• Hieroglyphics

The data that has been encrypted is called...

• Algorithm
• Ciphertext
• Plaintext
• Code

This is a method of encryption in when the order of the letters is changed. Scytale cipher, in which a ribbon is wrapped around a cylinder is an example.

• Transposition
• Substitution
• Hieroglyphics
• Graphics

A historic cipher in which the alphabet is shifted left or right a given number of spaces.

• Julius Cipher
• Caesar Cipher
• Vigenere Cipher
• Enigma Cipher

A substitution cipher based on multiple alphabets and a system to switch between the them using a password. A table or chart is often used.

• Julius Cipher
• Caesar Cipher
• Vigenere Cipher
• Enigma Cipher

This is a technique used to solve substitution ciphers based on commonly used letters and words.

• frequency analysis
• guess and check
• polyalphabetic analysis
• encryption analysis

Using the simplest Caesar cipher, decode the following ciphertext. DZCFS

• STOCK
• BRAIN
• CYBER
• TESLA