Q3: Based on symmetric cryptosystem and substitution technique, if the plain text "THE MOST SIGNIFICANT ACHIEVEMENT IN THE EARLY STAGES OF THE INTERNET WAS THE ABILITY TO TRANSFER DATA IN THE FORM OF MESSAGES" has been encrypted to following cipher text "YVEBKJYJOGXOHOMNXYNMVOEDEBEXYOXYVEENTUSJYNGEJKHYV EOXYETXEYQNJYVENFOUOYSYKYTNXJHETZNYNOXYVEHKTBKHBEJJ NGEJ". Encrypt the following plaintext "THIS ADVANCEMENT ERA" based on same key and algorithm. (4 Points) Q3: Based on symmetric cryptosystem and substitution technique, if the plain text "THE MOST SIGNIFICANT ACHIEVEMENT IN THE EARLY STAGES OF THE INTERNET WAS THE ABILITY TO TRANSFER DATA IN THE FORM OF MESSAGES" has been encrypted to following cipher text "YVEBKJYJOGXOHOMNXYNMVOEDEBEXYOXYVEENTUSJYNGEJKHYV EOXYETXEYQNJYVENFOUOYSYKYTNXJHETZNYNOXYVEHKTBKHBEJJ NGEJ". Encrypt the following plaintext "THIS ADVANCEMENT ERA" based on same key and algorithm. (4 Points)