<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 ways to prevent unauthorized access to your computer. Context: Ways to prevent unauthorized access to your computer include enabling firewalls and setting strong access control policies. Answer: [/INST]Enable firewalls and set strong access control policies.</s>