The digital era presented us with many challenges, but above all, importance is to stay connected. Public WiFi is a great way to access the internet on the go — but is it safe? But while such innocuous networks seem to be harmless there are real threats to your personal data and security online.
This article highlights the dangers of public WiFi, explains the methods used by cybercriminals, and provides tips to protect yourself when using these networks.
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Understanding Public WiFi Networks
Public WiFi networks are generally a wireless internet connection opened for visitors for free or for a small fee to use in public spaces. Private networks don’t have to be unsecured — meaning they lack the encryption needed to keep your data from prying eyes. While they offer great convenience, they also offer a wide attack surface that is attractive to cybercriminals.
The Risks Associated with Public WiFi
- Man-in-the-Middle (MITM) Attacks
The most common threat on public WiFi is the Man-in-the-Middle attack. In such a case, a hacker can intercept the communication between your device and the network. This enables them to intercept sensitive information like login credentials, credit card information, and personal messages.
- Evil Twin Networks
Hackers set up fake WiFi networks disguised as legitimate ones. These so-called “evil twin” networks deceive users into connecting to them, giving hackers the ability to spy on and steal their data.
- Data Sniffing
One of the data sniffing which detecting and analyzing data packets from the network. On unsecured networks, hackers can use common tools to break into your personal information, including email, passwords and browsing history.
- Malware Distribution
Public WiFi networks are a distribution channel for malware. Hackers can take advantage of your device vulnerabilities or infect you with malicious software by getting you to download bogus software update prompts.
- Session Hijacking
Session hijacking refers to stealing your session cookies so that the attacker can access your accounts without going back to the login form. This can be on websites you’ve signed into during sessions on public WiFi.
- Unencrypted Networks
The data you’re truly vulnerable to be intercepted, as most public WiFi networks are not encrypted. Any information you send or receive without encryption can be intercepted and read by others.
Real-World Examples of Public WiFi Threats
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The Coffee Shop Incident
In 2017, a cybersecurity researcher showed how easy it is to get into public WiFi networks. They created a simple rogue access point in a coffee shop, and there, they were able to accumulate personal information for unsuspecting users.
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Airport WiFi Hack
Airports are a hotbed of public WiFi usage and, likewise, attempted hacking. In one notorious instance, hackers set up a fraudulent WiFi hotspot in an airport, harvesting information from hundreds of travelers.
How to Stay Safe on Public WiFi
Public WiFi networks can be insecure, but there are measures you can take to protect yourself:
- Use a VPN (Virtual Private Network)
A VPN like Surfshark will encrypt your data traffic so that hackers cannot access your data. Before utilizing public WiFi, always connect to a reliable VPN.
- Enable HTTPS
Seek out those that implement HTTPS from their very relative identity — transferring and signing the data shared between your browser and the site. There are also browser extensions that help, such as HTTPS Everywhere, that can enforce secure connections.
- Avoid Accessing Sensitive Accounts
Do not sign in to sensitive accounts (online banking, email, etc.) when using public WiFi. If you have to access these accounts, do so with a VPN.
- Turn Off Sharing
Once connected to the public WiFi, turn off file share and other sharing options on your device. This minimizes the chances of having your files accessed without permission.
- Keep Software Updated
Make sure your device’s operating system, apps and antivirus software are current. “Upgrades frequently contain security updates to mitigate known vulnerabilities.
- Verify the Network
Make sure to confirm the name of the network with the establishment providing the WiFi before connecting. Do not connect to networks with strange names.
- Use Two-Factor Authentication (2FA)
Use two-factor authentication on your accounts. Even if a hacker gets your password, they will need the second authentication factor to sign in.
- Log Out When Done
When you are finished with public WiFi, always log out of your accounts and disconnect from the network.
Which is The Best Option To Protect Yourself While Using Public WiFi?
You can simply use a good VPN as it is one of the best options to safeguard your online presence, and trust me, Surfshark VPN what I find a good option that you can choose. But why must you choose Surfshark services while using Public WiFi? Let’s check out:
- Keep your personal data private
With Alternative ID, get a new online persona and a proxy email. It allows you to protect your info, preventing data breaches and a spam-filled inbox.
- Protect your devices
Turns on an all-device Defence and makes sure everything is safe, from your webcam to your files: Surfshark Antivirus.
- Get data breach alerts
Alert warns you whenever your email, ID, credit card, or any other personal information gets exposed on the internet.
Is Surfshark a reliable VPN?
Surfshark VPN is definitely reliable. It has been praised by leading critics in the field. In fact, Surfshark has been named one of the top VPNs by Techradar, PCMag and CNET, just to name a few. Cybersecurity experts think you can trust its top-shelf encryption, its no-data-collection policy, and feature-rich apps for all the popular platforms. However, the end decision is yours.
What is Surfshark?
Surfshark is a cybersecurity company creating user-friendly privacy and security solutions. Its products are VPN, Antivirus, Alert (a meek leak detector), Search (private Search), Incogni (a meek leaker), and if you like your soulless, you can find yourself with Alternative ID (your person & email alias).
What Are The Surfshark Benefits?
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Easy setup
Set up your VPN and get going in a snap with Surfshark’s intuitive and straightforward app.
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Unlimited devices
Sign up for one account and secure all your devices and your entire household.
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Malware protection
With Surfshark’s Antivirus and ad blocker, protect your devices from viruses, malware, ads and trackers.
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Robust privacy
Not to worry: they don’t follow what you do online. Their no-logs policy and RAM-only servers are designed entirely around your privacy.
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Top-level encryption
Do all your browsing with confidence using its cutting-edge encryption and powerful VPN protocols.
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Innovative Nexus technology
Defend against so-called endpoint vulnerabilities: Route traffic through a network of servers, not through a single VPN tunnel.
The Role of Businesses in Securing Public WiFi
It is vital that businesses that provide public WiFi do their part to keep their customers safe. Actions they can take include:
- Implementing WPA3 Encryption: WPA3 is a newer variant of WPA that provides stronger encryption and a more secure connection, especially against brute-force attacks.
- Providing Guest Networks: Isolate guest networks from internal networks, so unauthorized access to sensitive business data doesn’t happen.
- Educating Customers: Educate consumers about the dangers of public WiFi and how to use it safely.
Emerging Technologies to Enhance Public WiFi Security
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Secure DNS Services
DNS services are responsible for resolving domain names to IP addresses, and we use Cloudflare or Google Public DNS to protect users from malicious websites.
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WiFi 6
WiFi 6 technology also offers advanced security features such as WPA3, ensuring enhanced overall network security.
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AI-Powered Threat Detection
AI has the ability to sift through network traffic for unusual activity to detect and eliminate threats as they occur.
Conclusion
Public WiFi networks are convenient but can put your personal and financial information at risk. Know these risks and implement security measures, and you can enjoy the perks of public WiFi and avoid being the victim of a cyberattack.
Every precaution counts, be it a VPN, HTTPS, or not making sensitive transactions. However, in an ever-connected world, you can protect yourself simply by being vigilant and aware.
However, if you use Surfshark, then your personal data from online threats. So, if you want to get it at a discounted price, you must check out the Surfshark’s winter deal. Here you will will the VPN premium services at just $1.99 + 4 Months extra for a 2 years plan.