<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 best practice in securing passwords? Context: The best practice in securing passwords is to use a combination of uppercase and lowercase letters, numbers, and special characters. Answer: [/INST]Using a combination of uppercase and lowercase letters, numbers, and special characters.</s>