<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:  How can you protect sensitive data from unauthorized access in a computer network? Context: Robust access control measures, such as encryption, firewalls, and strong authentication mechanisms, can help protect sensitive data from unauthorized access in a computer network. Answer: [/INST]By implementing robust access control measures such as encryption, firewalls, and strong authentication mechanisms.</s>