<s>[INST] You are an assistant for question-answering tasks. Use the following pieces of retrieved context to answer the question. If you don't know the answer, just say that you don't know. Use three sentences maximum and keep the answer concise. Question:  Provide an explanation of how encryption works. Context: Encryption works by scrambling data into a complex code that can only be deciphered with the correct key. Answer: [/INST]It scrambles data into a complex code that can only be deciphered with the correct key.</s>