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The Internet Safety Guide: How To Stay Safe Online

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12 min read
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In this guide:

  • Start with the “Core 4”: Protect your personal information, turn on multi-factor authentication, learn to spot phishing and scams and secure your devices. The National Cybersecurity Alliance calls these four habits the foundation of staying safe online.
  • Secure the connection at home: A safe home network starts with a strong router password, WPA2/WPA3 encryption and a separate guest network. Mercury Fiber pairs fast, reliable fiber with a commitment to helping families use it safely—because safe internet is better internet.
  • Protect every age: Match safety habits to each family member—adults, tweens/teens and young kids—through open conversations, privacy settings and parental controls.

Fast, reliable fiber internet keeps us connected to work, school, entertainment and the people we care about. But every connected device also creates new opportunities for cybercriminals. From phishing emails and identity theft to malware and online scams, internet safety has never been more important.

Mercury Fiber is committed to helping customers enjoy fast internet safely. This guide covers practical steps you can take to protect yourself, your family and every device in your home.

Why Internet Safety Matters More Than Ever

In today’s connected world, we live our lives online. Everything from banking and shopping to healthcare and work requires the internet. While these conveniences make life easier, they also create more opportunities for cybercriminals to target unsuspecting users.

61%

of Americans consider it important to limit who has access to their data.

73%

of U.S. adults have experienced some kind of online scam or attack.

27%

of students experienced cyberbullying within the last 30 days.

Protecting yourself doesn’t require advanced technical knowledge. Following a few simple cybersecurity habits can dramatically reduce your risk.

Basic Internet Safety Tips

Your personal information is valuable, and cybercriminals are constantly looking for ways to steal passwords, financial details and other sensitive data. The National Cybersecurity Alliance (NCA) recommends following its “Core 4” to help safeguard your accounts and personal information. Incorporating these four essential habits into your daily routine is one of the simplest and most effective ways to stay safe online.

1. Protect Your Personal Information and Accounts

Keep your personal information private by using strong, unique passwords. Give every account its own password of at least 16 characters using a random mix of letters, numbers and symbols. Never reuse passwords. Tools like LastPass, Dashlane or 1Password generate and store strong passwords, so you only have to remember one master password.

2. Strengthen Your Security With Multi-Factor Authentication (MFA)

Passwords alone are no longer enough to protect your online accounts. If a password is stolen through a data breach, phishing scam or malware, cybercriminals can quickly gain access to your personal information.

Enabling MFA adds a critical second layer of protection by requiring an additional form of verification, such as an authenticator app, a one-time text message code or a face scan, before anyone can log in. Be sure to turn on MFA for your email, banking and social media accounts whenever possible, and never share your verification codes with anyone.

3. Browse Safely To Avoid Phishing & Scams

Phishing is a type of cybercrime in which scammers impersonate a trusted person or organization to trick you into revealing sensitive information, such as passwords, credit card numbers, Social Security numbers or banking details. Their goal is often to steal your identity or access to your online accounts.

How Do You Spot a Phishing Email or Text?

AI is helping make phishing scams harder to spot. Implementing best practices, such as avoiding suspicious links and verifying any requests for personal information by going directly to official websites, can help.

Be on the lookout for red flags. Common hallmarks of phishing include:

  • Urgent language
  • Generic greetings
  • Unexpected links
  • Requests for personal or financial details

It’s also important to be wary of “wrong number” texts that attempt to build a friendship before asking for money (pig-butchering), and AI-generated deepfake calls or messages impersonating people you know.

How Can You Tell if a Website is Secure?

Look for https:// and the padlock icon to confirm your connection is encrypted, but remember that scammers can also use HTTPS. A good rule of thumb is to hover over a link to preview the full URL and confirm it matches the official site before clicking.

4. Secure Your Devices and Keep Software Updated

Your devices store valuable personal information that can be vulnerable to cyberattacks. Install trusted antivirus and anti-malware software, such as Norton or Bitdefender, and keep it updated to defend against the latest threats.

You should also install operating system and app updates as soon as they’re available, since they often include important security patches. Enabling automatic updates helps ensure your devices stay protected without requiring extra effort.

Use Public Wi-Fi Safely

Public Wi-Fi may not have the same security as your home network. A VPN (e.g., NordVPN or ExpressVPN) encrypts your traffic on public Wi-Fi. Avoid banking or shopping on open networks without a VPN. Alternatively, you could simply use your phone’s mobile data.

Family playing video game

Secure Your Home Network

Once you’ve mastered the “Core 4,” the next step is protecting your home network. Every connected device, from laptops and smartphones to smart TVs, gaming consoles and security cameras, relies on your Wi-Fi network. A secure home network creates a strong first line of defense against cyber threats, helping keep your personal information and connected devices safe.

At Mercury Fiber, we’re committed to helping customers get the most from their high-speed internet—safely and securely. By pairing a fast, dependable fiber connection with smart cybersecurity habits, you can enjoy greater peace of mind knowing your entire household is better protected online.

Start with these simple steps to make your home Wi-Fi more secure:

  • Secure your router: Replace factory logins with a strong custom password. Enable WPA2 or WPA3 encryption to protect your Wi-Fi.
  • Protect your devices: Set up a separate guest Wi-Fi with its own password to keep visitors’ devices off your main network. Follow the 3-2-1 rule—three copies, on two types of media, with one stored offsite (such as an encrypted cloud service)—so ransomware or a lost device can’t wipe you out.
  • Add extra protection: Router-level DNS filtering services like Cloudflare for Families or OpenDNS can reduce exposure to malicious or adult content across every device in the home.

Protect Your Identity

The Federal Trade Commission estimates 9 million Americans have their identities stolen annually. A few simple precautions can go a long way toward protecting your personal information, finances and peace of mind.

Here are some practical ways to reduce your risk:

  • Monitor your credit: Experian, TransUnion and Equifax all offer monitoring to catch new accounts opened in your name.
  • Shop only on secure, trusted sites: Confirm HTTPS and pay with a credit card or PayPal rather than unfamiliar payment methods.
  • Review privacy settings regularly: Limit who can see your posts on social platforms like Facebook and Instagram, and audit app permissions every few months.
  • Close unused accounts: Old accounts are weak links. Delete accounts you no longer use and request that your data be removed.

Internet Safety by Age Group

Every family member faces different online risks. Here’s how to protect each age group.

For Adults

By following the NCA’s Core 4 principles, you not only protect your own accounts and personal information, but you also teach your family what safe online behavior looks like. Practicing safe browsing and protecting your identity helps create a culture of cybersecurity at home, making it easier for everyone in the family to recognize risks and make safer choices online.

Mercury Fiber’s network comes with advanced security measures, allowing you to set parental controls and other cybersecurity features.

Man working from home

For Tweens and Teens

Growing up online offers amazing opportunities—and sizeable risks. Help young people be smart, kind and safe:

  • Be careful what you share: Never post full names, addresses or school info, and remember that anything online can be permanent.
  • Know who you’re talking to: People online may not be who they claim. Never meet an online-only friend in person without a trusted adult.
  • Spot red flags: Anyone asking for photos, secrets or money is not a friend. Report bullying or harassment, instead of responding.
  • Use privacy settings: Set profiles to private, limit location sharing and only accept real-life friends as contacts.
  • Keep talking: Your parents can help. Keep the lines of communication open and come to them when something feels wrong online.
Woman playing video game

Setting Up Young Kids for Safety

Even young kids use tablets for school and games. Help them develop healthy, safe habits:

  • Use parental controls: Built-in tools like Apple Screen Time, Google Family Link and Google SafeSearch—or apps like Net Nanny and Qustodio—filter content and limit app installs. Create child profiles with limited permissions.
  • Set healthy boundaries: Set screen-time limits and keep devices out of bedrooms overnight. The American Academy of Pediatrics recommends consistent daily limits for children.
  • Teach early and stay involved: Explain why we don’t share personal info, model safe behavior, know which apps and games your child uses and explore them together.

What Are the Biggest Online Risks for Kids Right Now?

Children are trusting and often lack the experience to spot manipulation. Cyberbullying, online predators and grooming, exposure to inappropriate content, child identity theft and AI-powered threats like deepfakes and personalized scams are the top risks.

Why Choose Mercury Fiber

Mercury Fiber delivers ultra-fast, reliable internet designed for modern families—and we believe safe internet is better internet. We’re committed to community education and safety throughout the communities we serve in the country’s Heartland.

Ready for fast, reliable internet backed by a commitment to online safety? Check availability in your neighborhood today.

Internet Safety FAQs

Internet safety is the practice of protecting your personal information, devices and online accounts from cyber threats like scams, malware and identity theft through safe online habits.

Create a password that is at least 16 characters long, unique for every account and difficult to guess. A password manager can help generate and securely store strong passwords.

Multi-factor authentication (MFA) requires a second form of verification, such as an authenticator app, text message code, or biometric scan, to log in. It helps prevent unauthorized access, even if your password is compromised.