To secure a computer, several important steps should be followed for comprehensive protection against cyber threats:
- Keep software and operating systems up to date with automatic updates to patch vulnerabilities that hackers could exploit.
- Use strong, unique passwords and consider a reputable password manager to store them securely.
- Enable multi-factor authentication (MFA) for an added layer of security beyond just passwords.
- Install reliable antivirus and anti-malware software that includes real-time scanning and automatic updates.
- Activate your computer’s firewall to block unauthorized inbound traffic.
- Enable encryption for sensitive data and hard drives to protect information even if accessed by unauthorized users.
- Be cautious about phishing attempts by scrutinizing email senders, links, attachments, and messages before interacting.
- Secure your Wi-Fi network by changing default router credentials, using WPA3 or WPA2 encryption, disabling WPS, and hiding the SSID.
- Regularly back up data in multiple secure locations to recover from ransomware or data loss.
- Avoid downloading files from untrusted websites or clicking suspicious links.
These combined practices form a strong defense to secure a computer effectively in a comprehensive manner.