Keep Your System Clean. Keeping your computer safe from viruses is extremely important, especially if your computer is connected to the Internet.
Antivirus software can help you keep your computer safe, but only if you keep its virus definitions up-to-date.
Learn how to keep your Anti-Virus Software up to date.
Protect Your Privacy With Encryption. Data encryption translates data into another form, or code, so that only people with access to a secret key (formally called a decryption key) or password can read it.
Encrypted data is commonly referred to as ciphertext, while unencrypted data is called plaintext.
Test The Strength Of Your Password. A password strength meter shows how resistant a given password might be to password cracking attempts like brute force and dictionary attacks.
Password strength meters are intended to motivate users to create stronger passwords in the interest of tightening security.
Keep Your Operating system Up to Date
Apple Desktop & Devices
- Update the iOS software on your iPhone, iPad, or iPod touch
Learn how to update your iPhone, iPad, or iPod touch to the latest version of iOS—wirelessly or using iTunes. You can update your iPhone, iPad, or iPod touch to the latest version of iOS wirelessly. If you can't see the update on your device, you can update manually using iTunes.
- Keep your Mac Up-to-Date
Periodically, Apple releases updates to your computer’s software (which can include important security updates). If you receive a Software Update notification, you can choose when to update your software, or choose to be reminded the next day, right in the notification.
- Update the Software on Your Mac
How to update macOS and apps from the Mac App Store.
- Update your Chromebook's operating system
Your Chromebook automatically checks for and downloads updates when connected to Wi-Fi or Ethernet. This Google update site provides information on how to finish an update, check for updates yourself and how to correct issues with updates.
Microsoft Windows Machines
- How to Enable and Disable Microsoft Update
Windows Update provides security updates for Microsoft Windows operating systems. The Microsoft Update Web site provides these updates in addition to updates for other Microsoft programs, such as Microsoft Office.
- How to keep your Windows Computer Up-to-Date
Microsoft Update is the online extension of Windows that helps you keep your computer up-to-date. Microsoft Update includes updates from Windows Update and from Office Update, in addition to updates for other Microsoft products and for third-party device drivers. Use Microsoft Update to install updates for your computer’s operating system, software, and hardware.