Total Defense

Security & Safety Resource Center

Learn about today's current internet threats and how to stay safe and secure.

Security Tip of the Day

Daily tips to create awareness of cyber threats and empower Total Defense users to be safer and more secure online with our security tips and resources..


December 2024
12.14.24

Lock down your iCloud: the power of two-factor authentication

iCloud is a fantastic tool for backing up and syncing your Apple devices. However, like any online account, it’s susceptible to security risks. To protect your valuable data, enabling two-factor authentication (2FA) is a crucial step.

Why Two-Factor Authentication Matters:

  • Enhanced Security: By adding an extra layer of protection, 2FA makes it significantly harder for hackers to access your account, even if they know your password.
  • Peace of Mind: Knowing that your iCloud account is secured with 2FA can provide you with peace of mind, especially when storing sensitive data.

How to Enable Two-Factor Authentication:

  1. Go to Apple ID Settings: Open the Settings app on your iPhone or iPad and go to your Apple ID.
  2. Turn On Two-Factor Authentication: Select “Password & Security” and turn on Two-Factor Authentication.
  3. Verify Your Phone Number: You’ll be asked to verify your phone number, which will be used to receive verification codes.
  4. Set Up Recovery Options: Set up trusted phone numbers and email addresses to receive verification codes in case you lose access to your primary device.

Tips for Secure 2FA:

  • Beware of Phishing Attacks: Be cautious of phishing emails or text messages that may try to trick you into revealing your verification codes.
  • Keep Your Devices Secure: Protect your devices with strong passcodes and biometrics to prevent unauthorized access.
  • Regularly Review Your Security Settings: Check your Apple ID settings periodically to ensure your security preferences are up-to-date.

By enabling two-factor authentication for your iCloud account, you’re taking a significant step towards safeguarding your personal data. Remember, your digital security is worth the extra effort.

12.13.24

Lock down your privacy: disable mobile lock screen notifications

Our smartphones are packed with personal information, from financial details to private messages. While lock screens provide a layer of protection, notifications can inadvertently reveal sensitive data. By disabling lock screen notifications, you can significantly enhance your device’s security.

Why You Should Disable Lock Screen Notifications:

  • Privacy Protection: Sensitive information like email content, message previews, and call notifications can be visible on your lock screen, potentially exposing your privacy.
  • Reduced Risk of Social Engineering: Cybercriminals can use information displayed on your lock screen to craft targeted phishing attacks.
  • Enhanced Security: By minimizing the information visible on your lock screen, you make it harder for unauthorized individuals to gain access to your device.

How to Disable Lock Screen Notifications:

  1. Access Settings: Open your iPhone’s Settings app.
  2. Navigate to Notifications: Scroll down and tap on “Notifications.”
  3. Customize Notifications: For each app, you can choose to allow notifications, but disable them on the lock screen.
  4. Review Notification Center: Ensure that sensitive notifications don’t appear in the Notification Center when your phone is locked.

Additional Tips:

  • Strong Passcode: Set a strong, complex passcode to protect your device.
  • Biometric Authentication: Enable Face ID or Touch ID for quick and secure access.
  • Regular Software Updates: Keep your device’s software up-to-date to address security vulnerabilities.
  • Be Wary of Public Wi-Fi: Avoid using public Wi-Fi networks for sensitive activities.
  • Use a Reliable Antivirus App: A good antivirus app can help protect your device from malware.

By taking these simple steps, you can significantly enhance your iPhone’s security and protect your personal information.

12.12.24

Holiday online shopping safety: a buyer’s guide

With the rise of e-commerce, holiday online shopping has become a convenient way to purchase goods. However, it’s important to be cautious and take steps to protect yourself from fraud and scams.

How to Stay Safe While Shopping Online:

  1. Shop on Reputable Websites: Stick to well-known and trusted online retailers with a good reputation.
  2. Check the Website’s Security: Look for a padlock symbol in the address bar to indicate a secure connection.
  3. Read Reviews and Ratings: Check online reviews from other customers to gauge the retailer’s reliability and product quality.
  4. Beware of Phishing Scams: Be wary of emails or messages that claim to be from legitimate companies but ask for personal information.
  5. Use Strong, Unique Passwords: Create strong, unique passwords for your online accounts and avoid using the same password for multiple sites.
  6. Enable Two-Factor Authentication: This adds an extra layer of security to your accounts.
  7. Pay with a Credit Card: Credit cards offer better fraud protection than debit cards.
  8. Check the Shipping Address: Verify that the shipping address is legitimate and matches the retailer’s information.
  9. Be Cautious of Deals That Seem Too Good to Be True: If a deal seems too good to be true, it probably is.
  10. Use a Secure Wi-Fi Network: Avoid using public Wi-Fi networks for online shopping, as they can be less secure.

Additional Tips:

  • Research the Seller: If you’re unsure about a seller, do some research to verify their legitimacy.
  • Check for Contact Information: Look for a physical address, phone number, and email address for the seller.
  • Use a Secure Browser: A secure browser can help protect your personal information.
  • Keep Your Software Updated: Regularly update your device’s operating system and web browser to patch security vulnerabilities.
  • Be Mindful of Pop-up Ads: Avoid clicking on pop-up ads, as they may lead to malicious websites.

By following these tips, you can enjoy the convenience of online shopping while minimizing the risks of fraud and cyberattacks.

12.11.24

Public Wi-Fi: a double-edged sword

Public Wi-Fi networks, while convenient, can pose significant security risks. By understanding the dangers and taking precautions, you can protect your personal information and online privacy.

Why Public Wi-Fi is Risky:

  • Man-in-the-Middle Attacks: Cybercriminals can intercept your internet traffic and steal sensitive information, such as passwords and credit card numbers.
  • Data Snooping: Other users on the same network may be able to monitor your online activity.
  • Malware Infections: Malicious websites or downloads can infect your device with viruses, worms, or other malware.

Tips for Safe Public Wi-Fi Usage:

  • Avoid Sensitive Activities: Refrain from conducting sensitive activities like online banking, shopping, or accessing personal emails on public Wi-Fi.
  • Use a VPN: A Virtual Private Network (VPN) encrypts your internet traffic, making it more difficult for hackers to intercept your data.  
  • Be Wary of Phishing Attacks: Be cautious of suspicious emails, messages, or websites that may try to trick you into revealing personal information.
  • Keep Your Software Updated: Regularly update your device’s operating system and apps to patch security vulnerabilities.
  • Use Strong Passwords: Create strong, unique passwords for all your online accounts.
  • Enable Two-Factor Authentication: This adds an extra layer of security to your accounts.
  • Be Mindful of Public Wi-Fi Hotspots: Avoid using public Wi-Fi hotspots in crowded places like airports or coffee shops.

Additional Tips:

  • Turn Off Wi-Fi When Not in Use: Disabling Wi-Fi when you’re not actively using it can help conserve battery life and reduce the risk of unauthorized access.
  • Use Mobile Data: If possible, use your mobile data connection for sensitive activities, as it’s generally more secure than public Wi-Fi.
  • Be Cautious of Public Charging Stations: Avoid using public charging stations to charge your devices, as they may be compromised.

By following these tips, you can minimize the risks associated with public Wi-Fi and protect your online privacy and security.

12.10.24

Protect your privacy: wipe your old smartphone clean

As technology advances, we often upgrade our smartphones, leaving behind older devices. Before you donate, sell, or recycle your old phone, it’s crucial to wipe it clean to protect your personal information.

Why You Should Wipe Your Phone:

  • Data Privacy: Your old phone may contain sensitive data like photos, messages, contacts, and financial information. By wiping your phone, you can prevent unauthorized access to this data.
  • Identity Theft: Cybercriminals can exploit personal information stored on your phone to commit identity theft.
  • Security Risks: If your phone falls into the wrong hands, it could be used for malicious activities, such as hacking or spreading malware.

How to Wipe Your Phone:

For iOS Devices:

  1. Back Up Your Data: Back up your important data to iCloud or your computer before wiping your phone.
  2. Erase All Content and Settings: Go to Settings > General > Reset and select “Erase All Content and Settings.”
  3. Enter Your Apple ID Password: You may be asked to enter your Apple ID password to confirm the erasure process.

For Android Devices:

  1. Factory Reset: Go to Settings > System > Reset options and select “Erase All Data.”
  2. Find My Device: If your device supports it, use the “Find My Device” feature to remotely erase your data.

Additional Tips:

  • Remove SIM Card: Remove the SIM card to prevent unauthorized access to your phone number and contacts.
  • Check for Hidden Data: Even after a factory reset, some data may remain on your device. Consider using specialized data wiping software to ensure complete data removal.
  • Recycle Responsibly: Dispose of your old phone responsibly by recycling it through certified programs.

By following these steps, you can ensure that your personal information is protected and your old phone is ready for its next life.

12.09.24

Lock it down: securing your smartphone

In today’s digital age, our smartphones have become essential tools, storing a wealth of personal information. To protect your device and data, it’s crucial to implement strong security measures.

Essential Security Tips:

  1. Set a Strong Passcode:
    • Choose a complex combination of numbers and letters.
    • Avoid using easy-to-guess passwords like birthdates or phone numbers.
    • Consider enabling biometric authentication (fingerprint or facial recognition) for faster and more secure access.
  2. Regularly Update Your Device:
    • Keep your phone’s operating system and apps updated to address security vulnerabilities.
    • Install security patches promptly to protect against potential threats.
  3. Be Wary of Public Wi-Fi:
    • Avoid using public Wi-Fi networks for sensitive activities like online banking or shopping.
    • Consider using a VPN to encrypt your internet traffic.
  4. Use a Reliable Antivirus App:
    • A good antivirus app can help protect your device from malware and other threats.
  5. Beware of Phishing Attacks:
    • Be cautious of suspicious emails, text messages, or phone calls that may try to trick you into revealing personal information.
    • Avoid clicking on links or downloading attachments from unknown sources.
  6. Enable Remote Tracking and Wiping:
    • Use your device’s built-in tracking and remote wiping features to locate or erase your phone if it’s lost or stolen.
  7. Secure Your SIM Card:
    • Consider using a SIM card lock to prevent unauthorized access to your phone number and data.

By following these security tips, you can significantly reduce the risk of your smartphone being compromised. Remember, a few simple steps can make a big difference in protecting your digital life.

12.08.24

Don’t click that unsubscribe button! a cybercriminal’s trick

We’ve all received those pesky spam emails, and the natural instinct is to click the “unsubscribe” link to stop the flow. However, this seemingly harmless action could lead to serious security risks.

Why You Shouldn’t Click Unsubscribe Links in Spam Emails:

  • Malicious Links: Cybercriminals often embed malicious links within unsubscribe buttons, designed to redirect you to phishing websites or download malware.
  • Tracking Your Activity: Clicking on these links can reveal your email address and other personal information to the scammers.
  • Increased Spam: In some cases, clicking the unsubscribe link can actually increase the amount of spam you receive, as it confirms that your email address is active.

How to Deal with Spam Emails:

  1. Don’t Click Any Links or Attachments: Avoid interacting with any part of the spam email, including the subject line, body, and links.
  2. Mark as Spam: Most email clients allow you to mark emails as spam. This helps your email provider identify and filter future spam messages.
  3. Delete the Email: Once you’ve marked the email as spam, delete it immediately.
  4. Avoid Replying: Never reply to spam emails, as this can confirm your active email address and potentially lead to more spam.
  5. Use a Strong Spam Filter: Consider using a strong spam filter to block unwanted emails before they reach your inbox.
  6. Keep Your Email Software Updated: Regularly update your email client and operating system to patch security vulnerabilities.

By following these tips, you can protect yourself from spam and other cyber threats. Remember, it’s always better to be safe than sorry.

12.07.24

Upgrade your inbox: why Gmail is a safer choice

In today’s digital age, email has become an essential tool for communication. However, not all email providers are created equal. When it comes to security, Gmail often outperforms Yahoo Mail.

Why Gmail is a Safer Choice:

  • Advanced Security Features: Gmail offers robust security features, including strong spam filters, phishing protection, and advanced encryption.
  • Regular Updates: Google consistently updates its services, including Gmail, to address security vulnerabilities and improve user experience.
  • Stronger Security Team: Google has a dedicated team of security experts who work tirelessly to protect user data.
  • Integration with Other Google Services: Gmail integrates seamlessly with other Google services like Google Drive and Calendar, enhancing productivity and security.

How to Switch to Gmail:

  1. Create a Gmail Account: If you don’t already have one, create a free Gmail account.
  2. Set Up Email Forwarding: Configure your Yahoo Mail account to forward incoming emails to your new Gmail address.
  3. Import Contacts: Import your contacts from Yahoo Mail to Gmail.
  4. Update Your Email Address: Update your email address with all your online accounts and services.
  5. Consider a Gradual Transition: Start using Gmail for new correspondence while still checking your Yahoo Mail account for important messages.

Tips for Secure Email Usage:

  • Strong Passwords: Create strong, unique passwords for your email account.
  • Enable Two-Factor Authentication: This adds an extra layer of security to your account.
  • Be Wary of Phishing Emails: Avoid clicking on suspicious links or downloading attachments from unknown senders.
  • Keep Your Software Updated: Regularly update your email client and operating system to patch security vulnerabilities.
  • Use a Reliable Antivirus Program: A good antivirus program can help protect your device from malware.
  • Be Mindful of Public Wi-Fi: Avoid using public Wi-Fi to access your email account, as it can be less secure.

By switching to Gmail and following these security tips, you can enhance your online security and protect your personal information.

12.06.24

Protect your digital life: the importance of mobile data backups

Our smartphones have become indispensable tools, storing a wealth of personal information. From photos and videos to contacts and important documents, our devices hold precious memories and critical data. To safeguard this information, it’s essential to regularly back up your mobile data.

Why Back Up Your Mobile Data:

  • Data Loss Prevention: Accidental deletion, device theft, or software malfunctions can lead to data loss.
  • Device Replacement: If you need to replace your device, having a backup allows you to restore your data to your new device.
  • Disaster Recovery: In case of natural disasters or other unforeseen events, a backup can help you recover your data.

How to Back Up Your Mobile Data:

1. Cloud Backup:

  • Cloud Storage Services: Utilize cloud storage services like Google Drive, iCloud, or Dropbox to automatically back up your photos, videos, and documents.
  • Cloud-Based Backup Apps: Consider using dedicated backup apps that offer additional features, such as selective backup and encryption.

2. Local Backup:

  • External Hard Drive: Connect an external hard drive to your phone and manually transfer your data.
  • Computer Backup: Use your computer to back up your phone’s data via a cable or wireless transfer.

Tips for Effective Backups:

  • Regular Backups: Schedule regular backups to ensure your data is always protected.
  • Secure Your Backups: Protect your backups with strong passwords and encryption.
  • Verify Your Backups: Periodically check your backups to ensure they are complete and accessible.
  • Update Your Backup Strategy: As your data needs change, update your backup strategy accordingly.

By implementing a reliable backup strategy, you can protect your valuable data and peace of mind. Remember, it’s always better to be safe than sorry.

12.05.24

App store safety: a guide to secure downloads

In today’s digital age, apps have become an integral part of our lives. However, downloading apps from untrusted sources can pose significant security risks. By following a few simple guidelines, you can ensure that you’re only installing safe and legitimate apps.

Why App Store Safety Matters:

  • Malware Infections: Malicious apps can infect your device with viruses, spyware, or other harmful software.
  • Data Breaches: Rogue apps can steal your personal information, such as passwords, credit card numbers, and contact lists.
  • System Slowdown: Poorly designed or malicious apps can slow down your device’s performance.

How to Stay Safe:

  • Official App Stores: Stick to official app stores like the Apple App Store and Google Play Store. These stores have strict guidelines and review processes to ensure the safety of apps.
  • Read Reviews and Ratings: Before downloading an app, read reviews from other users to get an idea of its reputation and performance.
  • Check Developer Information: Verify the developer’s identity and reputation. Avoid apps from unknown or suspicious developers.
  • Be Wary of Free Apps: While free apps can be tempting, be cautious of apps that offer too-good-to-be-true features or require excessive permissions.
  • Update Your Apps Regularly: Keep your apps and operating system up-to-date with the latest security patches.
  • Use a Reliable Antivirus App: A good antivirus app can help protect your device from malware and other threats.
  • Be Mindful of App Permissions: Carefully review the permissions that an app requests and only grant the necessary access.

Additional Tips:

  • Avoid Sideloading Apps: Sideloading apps, or installing apps outside of the official app store, can increase the risk of malware infection.
  • Be Cautious of Phishing Attacks: Be wary of phishing emails or text messages that may try to trick you into downloading malicious apps.
  • Use a Strong Password: Set a strong, unique password for your app store account to protect your downloads.

By following these tips, you can protect your device and personal information from malicious apps.

12.04.24

Upgrade your inbox: the power of advanced spam filtering

Spam emails are a persistent annoyance, clogging up your inbox and potentially posing security risks. While standard email providers offer built-in spam filters, these filters may not always be sufficient to keep your inbox clean. To enhance your email security, consider using advanced spam filtering software.

Why You Need Advanced Spam Filtering:

  • Enhanced Protection: Advanced spam filters employ sophisticated techniques to detect and block a wider range of spam, including highly targeted phishing emails.
  • Reduced Inbox Clutter: By filtering out spam, you can focus on important emails and improve your productivity.
  • Malware Prevention: Many spam emails contain malicious attachments or links that can infect your computer with viruses, worms, or ransomware.

How to Choose a Spam Filter:

  • Cloud-Based vs. On-Premise: Cloud-based filters are typically easier to set up and manage, while on-premise filters offer more customization options.
  • Real-Time Protection: Look for a filter that can block spam in real-time, preventing it from reaching your inbox.
  • Phishing Protection: A good spam filter should be able to identify and block phishing emails.
  • Customizable Filters: The ability to create custom filters can help you tailor your spam filtering to your specific needs.
  • Easy-to-Use Interface: A user-friendly interface can make it easy to manage your spam filters and settings.

Tips for Effective Spam Filtering:

  • Be Wary of Suspicious Emails: Avoid clicking on links or downloading attachments from unknown senders.
  • Use Strong Passwords: Protect your email account with a strong, unique password.
  • Enable Two-Factor Authentication: Add an extra layer of security to your email account.
  • Report Spam: Report spam emails to your email provider to help them improve their spam filtering.

By combining advanced spam filtering software with best practices for email security, you can significantly reduce the amount of spam you receive and protect yourself from potential threats.

12.03.24

Keep your phone secure – don’t tinker with mobile security settings

Smartphones have become essential tools in our daily lives, but they’re also prime targets for cyberattacks. To protect your device and personal information, it’s crucial to avoid tampering with its security settings.

Why You Should Avoid Tampering:

  • Compromised Security: Modifying your phone’s security settings can weaken its defenses and make it more vulnerable to attacks.
  • Malware Risk: Jailbreaking or rooting your phone can expose it to malicious software that can steal your data or damage your device.
  • Voiding Warranty: Tampering with your phone’s software may void your warranty, leaving you without support from the manufacturer.

Tips for Keeping Your Phone Secure:

  • Use Strong Passcodes: Set a strong, unique passcode for your phone to prevent unauthorized access.
  • Enable Biometric Authentication: Use fingerprint or facial recognition to unlock your phone quickly and securely.
  • Keep Your Software Updated: Regularly update your phone’s operating system and apps to address security vulnerabilities.
  • Be Wary of Phishing Attacks: Be cautious of suspicious emails, text messages, or phone calls that may try to trick you into revealing personal information.
  • Avoid Public Wi-Fi: Public Wi-Fi networks are often less secure than private networks. Avoid using them for sensitive activities like online banking or shopping.
  • Use a Reliable Antivirus App: A good antivirus app can help protect your phone from malware and other threats.
  • Be Mindful of App Permissions: Carefully review the permissions that apps request and only grant the necessary access.

Your phone’s security features are designed to protect you. By avoiding tampering with these settings, you can significantly reduce your risk of cyberattacks.

12.02.24

Protect your Medicare – guard your number

Medicare is a valuable resource, but it’s also a target for scammers. Protecting your Medicare number is crucial to safeguarding your identity and preventing fraudulent activity.

Why You Should Protect Your Medicare Number:

  • Identity Theft: Scammers can use your Medicare number to steal your identity and commit fraud.
  • Medical Fraud: Cybercriminals may use your Medicare number to file fraudulent claims for medical services you didn’t receive.

How to Protect Your Medicare Number:

  • Keep It Private: Never share your Medicare number with anyone unless you’re speaking directly with a trusted healthcare provider or government agency.
  • Be Wary of Phishing Scams: Watch out for emails, phone calls, or text messages that ask for your Medicare number or other personal information.
  • Verify the Caller: If you receive a call from someone claiming to be from Medicare or another healthcare organization, verify their identity by calling the organization directly.
  • Shred Sensitive Documents: Shred any documents containing your Medicare number before discarding them.
  • Monitor Your Medicare Account: Regularly review your Medicare statements to identify any suspicious activity.
  • Report Fraud: If you suspect fraud or identity theft, report it to the appropriate authorities immediately.

Additional Tips:

  • Use Strong Passwords: Create strong, unique passwords for all your online accounts, including your Medicare account.
  • Enable Two-Factor Authentication: This adds an extra layer of security to your accounts.
  • Be Cautious of Public Wi-Fi: Avoid using public Wi-Fi to access your Medicare account or other sensitive information.
  • Keep Your Software Updated: Regularly update your computer’s operating system and software to protect against cyberattacks.

By following these tips, you can protect your Medicare number and safeguard your identity. Remember, your Medicare number is valuable, so treat it with care.

12.01.24

Don’t mix business and pleasure – keep your work email secure

Your work email is a valuable asset for both you and your company. It’s crucial to use it responsibly to maintain security and productivity.

Why You Should Avoid Personal Use:

  • Increased Risk of Malware: Clicking on suspicious links or downloading attachments in work emails can expose your company’s network to malware attacks.
  • Data Breaches: Personal information shared through work email can be compromised, leading to identity theft and other security risks.
  • Productivity Loss: Personal emails can distract you from work tasks, reducing your productivity.
  • Company Policy Violations: Many companies have strict policies regarding personal use of work email, and violating these policies can lead to disciplinary action.

Best Practices for Work Email:

  • Professional Communication: Use your work email for professional purposes only.
  • Strong Password Security: Create a strong, unique password for your work email account.
  • Be Wary of Phishing Attacks: Be cautious of suspicious emails, even if they appear to be from a legitimate source.
  • Regularly Update Software: Keep your computer and email client up-to-date with the latest security patches.
  • Report Suspicious Activity: If you notice any unusual activity in your work email account, report it to your IT department immediately.

By following these guidelines, you can help protect your company’s network and your own reputation. Remember, your work email is a valuable tool, and it’s important to use it responsibly.

Remember, when a hacker gets access to one device, they can potentially infect all the other devices on that network. So if you accidentally click on a bad link in an email during work, you could be putting your entire company at risk. To reduce the likelihood of hackers breaching your company’s network, never use work email to send personal messages or subscribe to mailing lists.