Cybersecurity 102: How Firewalls Protect Against Threats

The internet is two-way connection. You don’t just go onto the internet. The internet goes onto the device you’re using. If you’re not careful, a lot of bad things can get into your system through the internet.  

Recently, we discussed some of the major threats that companies face on the internet. Now it’s time to look at the first step to protect yourself from those threats.  

It’s Starts with a Firewall 

A firewall is the gatekeeper to your network and/or device. Its purpose is to let safe information in while keeping the bad stuff out. Dangerous items could include spyware, viruses, hackers, and much more. Additionally, certain firewalls can be customized and configured to keep out content that’s technically “safe”, but unwanted on a particular network. For example, companies may use firewalls to block time-consuming websites such as Facebook or YouTube. 

Firewalls can also act as a filter between different company networks. This is helpful in protecting your information from vendors and contractors you may work with. 

Are All Firewalls the Same?

No. First of all, a firewall can either be a software program or a physical device. Both perform the function of flagging questionable content and preventing it from coming through, though they do so in slightly different ways. 

A software firewall operates on your computer (or other device), protecting the information found there. Should a virus or hacker breach your network, a software firewall can still protect your individual device.  

A software firewall continues to protect your device even when you’re on other networks, which is very beneficial.  

Hardware firewalls are physical devices that act as the first point of connection to the internet, protecting your entire system and every device connected to it. Sometimes hardware firewalls double as routers. Other times, they connect to a router. Different hardware firewalls can offer different features. 

Not only do hardware firewalls protect against hackers and viruses, but they also keep out spam traffic that can slow down your network. 

The best form of protection is a mixture of both physical and device-based firewalls throughout the environment. DataYard provides a comprehensive solution that may include physical, hosted, and next-generation firewall solutions.  

Firewall Systems Need to Stay Updated  

Digital attacks are constantly changing as hackers find new flaws and loopholes in network systems and computer software. In order for your firewall to do its job, it needs to be maintained and updated. It’s important that you keep your network and online data somewhere that’s secure and protected against the latest threats. 

As an IT partner DataYard values an ‘eat your own dog food’ model that incorporates all the products that we would recommend to a client including physical devices, hosted firewall solutions, and software-based products. The more points of security the better. All of these options are available to new and current clients utilizing DataYard’s access, cloud hosting services and colocation. Second to great firewall solutions we maintain backups as an extra safety measure.  

For those who have extra security compliance standards to meet, we have you covered. Our team has a track record for providing thorough solutions that check all the boxes for all compliance requirements.  

And for those who want to make sure they have the right firewalls in place and configured correctly, our IT support in Dayton, Ohio can help you out. 

Not sure what you need? We’re happy to consult so you get the protection you need. Contact us today! 

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Cybersecurity 101 – What are the Threats?

With so much of our lives and businesses online, cybersecurity is more important than it’s ever been. And it’s not just something that big businesses have to worry about. Nearly half of cyber-attacks are targeting small businesses 

For small businesses, one bad hack could be enough to put them out of business for good. 

That means cybersecurity should be a top priority for all businesses. If any part of your business is storing information online (and it probably is), you need to protect yourself against threats. How do you do that? 

The best place to start is by understanding what types of attacks are happening out there. Here are some of the most common types of attacks taking place in 2019. 

Today's most common threats to your data...

Ransomware  

Ransomware has been around since ‘89, and it’s a tactic that’s still going strong. As you might deduce from the name, ransomware is malware that gets into your system, locking you out of it, and cutting you off from your data. In order to get access back, hackers will demand payment or “ransom”. 

Sophisticated encryption in modern day ransomware ensures that your data is virtually impossible to recover without gaining permission from the random holder. What’s even scarier is the fact that should you pay the ransom, the hacker might delete your information anyway. 

This is why regular backup systems and segmentation is so important in modern server systems. 

Cryptojacking 

This is a relatively new attack that’s quickly gaining steam. You’ve probably heard of cryptocurrencies such as Bitcoin and Ethereum. Without going into too much detail (because cryptocurrencies can get very confusing, very fast), these currencies involve a process called mining, which requires a lot of computer power to perform efficiently.  

This is where cryptojacking comes into play. 

Cryptojacking involves planting hidden malware that secretly uses your company’s hardware and resources to mine cryptocurrencies. These attacks can be very hard to notice as they don’t cause obvious problems. They do, however, slow down your system and anyone who is connected to it. 

The good news is it’s relatively simple to prevent cryptojacking from happening. Even if your system has been infected, a skilled IT professional can get it removed quickly. 

Device Exploitation 

Smart technology is only growing more popular. These devices connect with the internet and with each other, forming something called the “Internet of Things”. While these devices can offer a lot of convenience, they can also serve as areas of exploitation. 

Individual devices have their own systems which require their own updates. Failing to update your devices is one of the easiest ways to expose yourself to attackers. Software and network updates exist largely to patch potential security risks in products. 

Systems need to be in place to ensure that the various devices connected to your network are secure and up-to-date. 

Third Parties 

Everyone likes to think of their vendors and contractors as trusted allies, but the truth is, they can be massive security risks as wellEspecially smaller companies who often lack proper security systems and dedicated IT teams.  

If your vendors have any access to your system, they pose a potential threat. You need to account for this. An IT audit, or Discovery, as we like to call them, can help expose where these weaknesses exist and provide steps to remediation.  

Phishing 

Despite a pretty wide awareness of phishing, it’s still a popular (and often successful) means of attack. Today’s phishing schemes are smarter than ever, often utilizing personal info and professional sounding email addresses to seem legitimate. 

These schemes can easily steal important passwords or spread malware through one wrong click. 

Cyber Attacks are Constantly Changing and Evolving 

Technology is advancing faster than ever. With it, cyber-attacks are constantly evolving. The only way to protect yourself, your customers, and your partners is with on-going security. Software or a simple firewall isn’t enough. 

You need a professional team by your side. 

At DataYard, we provide cyber security in Dayton, Ohio and beyond. Our web hosting and cloud services ensure regular backups of your data are made and that your systems stay up-to-date. Our IT support services (AYS) can further assist you in forming proper security protocols and ensuring that you stay protected from the latest digital threats. 

Contact us today to learn how we can keep you and your business safe.  

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