Fill in the blank: Sensitive information that can be intercepted includes home address, birthday, and ___ .

Bank account details

Riddle: I scramble your words to keep them safe, without a key, I'm just a waste. What am I?

A cipher

Multiple Choice: Which of the following is NOT an example of sensitive information? A) Home address B) Bank account details C) Favorite color D) Birthday

C) Favorite color

A cipher is primarily used to transform ___ into ciphertext.

Plain text

True or False: Ciphertext is easily readable without the decryption key.

False; ciphertext is unreadable without the decryption key.

I am a message that is transformed into an unreadable format, only understood by someone who holds the secret key. What am I?

Ciphertext

Fill in the blank: The original message before encoding is known as ___.

Plain text

True or False: Plain text is a form of encrypted communication that requires a key to be understood.

False, plain text is readable and does not require a key to be understood.

Fill in the blank: Codes create ciphertext by replacing letters or words in a message with different letters, words, or ___.

Symbols

True or False: A cipher transforms ciphertext back into plain text using the same rules that created the ciphertext.

True

True or False: In the letters to numbers encoding system, the letter A is represented by the number 01.

True