How can you prevent the entry of virus into your system?

We can prevent the entry of virus into our system by following the given safety measures:

1. Security Programs — The anti-virus should be regularly updated. It should also be programmed to regularly scan and quarantine the system.
2. Secure Internet access — Be vigilant when accessing or uploading information on the Internet. Only secure sites should be used for financial transactions and no personal information should be shared.
3. Regular security updates — Keep applications and operating system updated at all times. Special attention should be paid to security updates and security bulletins for each software or application being used.
4. Avoid Spams — Mails from un-wanted and un-warranted sources should be deleted without reading or downloading. Any attachments in such mails should never be downloaded or installed onto the system.
5. Scanning All Portable devices — Scan all portable storage devices before use as these are the most common sources of infection in computers.