Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
you are responsible for maintaining the confidentiality of your account , password and other user information and for restricting access to your device to further help protect such information . 

```
. OPTIONS: ["Limitation of liability", "None", "Arbitration", "Unilateral change", "Jurisdiction", "Choice of law", "Content removal", "Unilateral termination", "Contract by using"].