What will be the ciphered text corresponding to “SANFOUNDRY” if running key cipher is used for encryption with keyword as “ONCEUPONATIME”?
(a) GNPJIJBQRR
(b) GNPIJJBRRQ
(c) GPNJJOBQRR
(d) GJJNPOBQRI
The question was asked in quiz.
My query is from Cryptography in portion Cryptography of Data Structures & Algorithms II