An RSA Cipher Has Public Key Pq = 65 and E

question 6

Essay

An RSA cipher has public key pq = 65 and e = 7.
(a) Translate the message YES into its numeric equivalent, and use the formula $C = M ^ { e }$ (mod pq) to encrypt the message.
(b) Decrypt the ciphertext 50 16 and translate the result into letters of the alphabet to discover the message.

---

Definitions:

Visual Cortex

The portion of the cerebral cortex responsible for processing visual data, situated at the brain's rear.

Retina

The layer of tissue at the eye's rear that is sensitive to light, which converts light into neural signals for vision.

Backward Speech

The process or practice of speaking words in reverse order, often used as a technique in various psychological and artistic contexts.

Rock Music

A genre of popular music that originated in the 1950s, characterized by a strong rhythm, the use of electric guitars, and a focus on vocal melody.