<human>:  What measures should I take to make sure my computer is secure?
<bot>: 
1. Install and use reliable anti-virus software to detect and remove any malicious programs.
2. Make sure you regularly update your operating system, web browsers, and other software.
3. Use secure passwords, and avoid using the same password for multiple accounts.
4. Backup your data regularly in case anything gets accidentally deleted or corrupted.
5. Set your network and router to a secure password and use encryption whenever possible.
6. Be mindful of what emails, downloads, and websites you visit. Do not open emails, attachments, files, or links from unknown sources.
7. Use a virtual private network (VPN) when you are connected to a public internet access point.
8. When possible, enable two-factor authentication for accounts that offer it.