For starting conversation, before we clarify the function and importance of a firewall and a DNS filter for companies and organizations , we need to define what is firewall and what is DNS filter .
What is firewall?
A firewall is a hardware and/or software that monitors and controls the flow of data access and network internet , according to each company's security policy.
Above all, a firewall enables filtering input and exit traffic and granting or preventing specific and malicious access , in accordance with the set of legal rules and/or previously defined.
Namely, the origin of the term firewall explains its concept well. In short, the word emerged in the seventeenth century, to identify a type of wall that prevented fire spread and increasing the safety of buildings .
By analogy, when configured correctly , firewall acts as an additional layer of protection against external malicious investments and increases the safety of the network, equipment, systems and information.
Surely firewall is one of the main defenses on the perimeter of a private network and an essential component in protecting unwanted traffic and invasion attempts .
Learn more about this valuable security tool:
What are DNS and filter DNS?
The acronym DNS, which comes from the English Domain Name System. It is a system that “translates” the names of domains (hosts) to IP addresses .
In practice, DNS facilitates the use of the internet . Above all, because it is a service that makes it possible to enter only one name in the browser address bar to access the intended site - www.lumiun.com , for example.
In our example, it is not necessary to enter an IP number (200.154.39.214), a numerical combination that is difficult to memorize. In the end, knowing or not about DNS does not require or affect the daily life of companies.
The DNS filter is a solution for managing DNS consultation -based access rules on which some basic notions are necessary.
After all, in any and all access and flow of data and information , from simple domestic networks to large corporate networks and the internet itself, there are IP addresses involved .
Therefore, a minimum understanding of DNS filtering is important when defining and hierarchizing rules, controls and risks on data . Since, on the internet, it is very difficult, but oversight, to determine, monitor and control the flow and traffic of access .
In fact, a necessity that aims to provide safety of flows and traffic , from origin to destination, only at interesting and useful addresses and not in harmful and malicious.
And Firewall DNS, what is it?
In fact, the most correct and usual is to talk about DNS Firewall . For, as we have just seen, Firewall and DNS filter exist distinct and separately.
So Firewall DNS or DNS Firewall is a step further in the evolution of processes that ensure security, control and monitoring of data access flows and network internet .
Unlike a traditional firewall DNS Firewall , in addition to blocking and redirecting users in order to avoid malicious websites, also acts more broadly, in layer and different DNS phases, avoiding loss, blocking or data impairment .
In principle, this technology allows an advantage that provides more data on threats , helps to isolate committed devices and maintains visible and updated information about malicious attacks through an automated threat feed , even with end -to -end encryption.
Why is a DNS Firewall solution important?
In addition to preventing identity theft, protecting against malware installation and monitoring blocking or loss of data and information, optimizing tax burden and increasing productivity, a DNS Firewall solution still expands security to :
Guide the end user - the possibility of being able to demonstrate and explain to the end user the avoided risks, is pedagogical. In this sense, the goal is to inform to raise awareness to prevent risks and virtual dangers.
Safeguarding the team - A firewall DNS minimizes risks and also greater difficulties and disorders if there is the commitment of the network. Relief for companies and teams, which can focus on resolving other equally urgent issues.
Generate insights and proactivity - the greater transparency and the better communication management, the greater the agility in decision making and intervention and, consequently, the lower the risks and the moments in crisis.
Be simple to install and maintain - Once configured, Firewall DNS protects the network and malicious attack devices. Continuous update is another factor that allows you to dispense with constant upgrades.
Protect brands - The impact of leaks and safety failures can ruin a business and a reputation. Investing in security retains the value of brands and companies.
Cheap the value of cyber risk insurance - the price and costs arising from insurance are usually not planned or planned. However, a DNS Firewall is a technology that guarantees discounts and reducing the value of cyber risk insurance.
What is Lumiun?
Lumiun Internet Security is a company that delivers effective Internet management and security solutions to your company, your provider or family: Lumiun Box , Lumiun DNS and Lumiun ISP .
Every day since 2016, Brazilian startup undeniably helps thousands of users by developing and improving DNS filtration -based solutions. Not only improves security and control of internet access, as well as the productivity of its customers and partners .
Just to illustrate, Lumiun Internet Security is responsible for controlling and monitoring more than 508 million hits per day! As a result, it fulfills its mission and purpose by blocking more than 95 million harmful requests .
Lumiun DNS
Lumiun Lumiun DNS , is a new platform for security and protection of internet access, being a practical and complete tool without the need for hardware. At accessible, this tool allows you to add an extra layer of protection to your company's networks in various environments, as well as applying web content filters and access monitoring through artificial intelligence.
This solution offers specialized customer support, direct contact with analysts located in Brazil and rapid deployment, without network interruptions. Lumiun Lumiun DNS has a low latency infrastructure with Anycast technology, as well as optimized websites filtering.
So that companies can find out how this tool can turn the security of your networks, data and devices, Lumun offers a free test period . If the company chooses to continue to use, it is possible to choose a paid plan or continue with a free plan with limited features.
Lumiun Box
Lumiun Box It is a cloud -based service that uses the DNS system to offer security and internet access control .
At the same time, it makes the network safer and the team more productive when filtering the domains that can or may not be accessed.
Lumiun Box Business VPN is a solution that brings out external employees and joins all in a single network. Similarly, this process contributes to increasing safety and productivity.
VPN acronym , which means Virtual Private Network, is a technology that uses the internet to connect a group of computer and, above all, maintain the safety of the network -travel data .
In addition, the pandemic has made this technology even more relevant. Especially because of the remote work, under home office .
Lumiun ISP
Lumiun ISP SVA -shaped DNS filter for internet providers. Undoubtedly, an innovative service that generates value to providers and subscribers.
Lumiun Lumiun ISP , which works by filtering DNS queries, is useful and safe for the subscriber , but is also fair, uncomplicated and profitable for the ISP provider.
Mainly, because the SVA format (added value service) comprises any and all service to assist with telecommunications activity. Offering the subscriber benefits of security, protection and control in the use of the internet.
Why is a DNS Firewall solution important?
Firewall is a feature that allows monitoring and control of the network access flow and virtual resources . This tool works based on the security policy implemented and determined by each company, applying their criteria according to the established rules.
As a result, firewall allows input and output traffic filtering, controlling access to the previously implemented safety layers . This functionality makes Firewall one of the main protection layers in a company's private network and is essential to block possible invasion and malicious access attempts.
All of these features make this tool one of the main security features of a business . Firewall DNS is the evolution of this solution, allowing access to access and flow in the digital environment and the network of a company even more efficiently.
What differentiates the Firewall DNS from the traditional solution is that, in addition to ensuring lock and redirecting of access to avoid malicious access. And LE also ensures data protection, avoiding leakage, loss and compromise of information.
6 Benefits of Firewall DNS
As we have seen, Firewall DNS is a highly versatile solution that can help your business ensure even more security for access and information traffic within the network. The main benefits of this tool are:
1. Guarantees more control on the company's internet
There are numerous pages and websites that can compromise the security of your devices and the confidentiality of information that is stored. Firewall DNS allows protection against harmful sites, monitoring , blocking threats such as viruses and malware, and more.
2. Increases your company's internet security
With numerous ways to enter systems and steal information, cybercriminals have been implementing malicious actions every day. For this reason, having extra security features will help your business avoid cyber attacks and maintain the security of your information. The Firewall DNS:
- Blocks malicious links;
- Avoid access to harmful websites;
- Block malicious ads;
- Prevents the theft of company data and information;
- Prevents the installation of malicious software;
- Blocks the adult content page;
- Among other resources.
3. Increases your team's productivity
By blocking pages and websites that are not essential for your business activity, Firewall DNS will help increase your team's productivity . Much of the time available for work is wasted on social networks, entertainment site, streaming platforms, game and bet, etc. Blocking these pages will help your team focus on what is really important.
4.
LGPD has brought several paradigms and protocols that must be followed by companies to ensure data protection and confidentiality of information that is stored by organizations. Data leakage can lead to numerous damage to the company and may impair your image in the market.
Firewall DNS will help your company follow security principles and avoid the leak of confidential information . This way, it can help your business keep up with LGPD specifications.
5. Protection to devices and network
Firewall DNS has security filters and access lock systems that can help maintain your network and your company's devices protected. Virus and malware contamination can make your devices seriously harmed. In addition to impacting the productivity of your employees , as these devices will be unavailable indefinitely.
6. Helps educate and train your team
Having a secure internet use policy is essential but it is not the only solution that must be implemented by the business. Security training can also be complex depending on the amount of employees and the level of intimacy they have with technological tools.
With Firewall DNS your company no longer needs to worry about training and safety training for these employees. Because the control will be done automatically and efficiently.
DNS Firewall for what?
For sure, your business needs protection of a firewall DNS .
Unless there are no equipment, or that they and their systems and networks are permanently exempt from vulnerabilities (both old and not yet discovered), or if the data and information in circulation is totally irrelevant, only in this situation, you can dispense a DNS firewall .
It is the responsibility of managers and IT professionals to adopt, maintain and revise actions aimed at protecting business information . Protecting the perimeter of the company's network is an important action for the safety of the network itself and the information that travels in it.
For the implementation of a new DNS Firewall, precisely and effectively, with fewer inconvenience and complications, seek to understand which solution is best suited for the size and profile of your company .
Resources such as predefined configuration policies, Firewall DNS Rules models, cloud panel management and permanent technical support are good internet safety practices .
In fact, they make all the difference in the implementation and operation of a safe and reliable DNS Firewall solution .
As a suggestion for continuing this reading, the page What is DNS Firewall and 7 reasons to use it in your company is a good continuation of reading this text. You can also download the content from this page and share it with those who also need this content.
