XOREncryption/Ruby/xor.rb
2017-02-05 15:18:15 -06:00

16 lines
378 B
Ruby

def encryptDecrypt(string)
key = ['K', 'C', 'Q']
result = ""
codepoints = string.each_codepoint.to_a
codepoints.each_index do |i|
result += (codepoints[i] ^ key[i % key.size].ord).chr
end
result
end
encrypted = encryptDecrypt("kylewbanks.com")
puts "Encrypted: #{encrypted}"
decrypted = encryptDecrypt(encrypted)
puts "Decrypted: #{decrypted}"