Vernam Cipher

Question 1

What is the only cipher proven to be unbreakable

Answer 1

Vernam cipher

Question 2

What are the perfect conditions that need to be met

Answer 2

1. Encryption key must be equal to or longer than the plaintext
2. Key is truly random
3. Key must be destroyed after use
4. Key must be directly given in person

Question 3

What are the steps of the vernam cipher

Answer 3

1. Convert plaintext to binary values from the ASCII table
2. Do same for the key
3. Perform XOR to the binary values
4. Convert new binary character using ASCII