<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:  What is the main purpose of using encryption in cryptography? Context: Encryption in cryptography is primarily used to secure data and information by converting it into a form that can only be read by authorized parties with the decryption key. Answer: [/INST]The main purpose of using encryption in cryptography is to secure data and information by converting it into a form that can only be read by authorized parties who have the decryption key.</s>