Recently, more and more attackers exploit the vulnerabilities of DNS to seize valuable data and information.
Lets move to the topic right now!
What Is a DNS Attack?
DNS, short for Domain Name System, is one of the foundations of the internet.
you’re able to regard it as the phonebook of the internet.
In other words, DNS translates domain names to IP addresses so web browsers can load internet resources.
However, there are some vulnerabilities in the Domain Name System that attacks might find.
As soon as they exploit these security holes, a DNS attack will occur.
If you meet the DNS server unavailable error, then you cant connect to your Internet.
Thus, you could read this post to get some methods to fix it.
As mentioned above, DNS attacks are so harmful that you must take them seriously.
Both DDoS and Dos attacks can threaten our internet and system security.
See this guide -DDoS vs DoS | Whats the Difference and How to Prevent Them.
It is aimed to make a server unavailable to real traffic by flooding the targeted servers resources.
The DNS servers of the target will respond to all the requests because they seem valid.
Then, attackers will send massive requests to a DNS server causing a great amount of connection resource consumption.
Why is your internet slow for no reason?
How to cope with it?
See this guide for more solutions -Why Is My Internet So Slow?
Here Are Some Reasons and Fixes.
DNS Tunneling Attack
DNS tunneling attack is not a direct attack on the DNS.
Normal or legitimate requests only contain the necessary information to communicate between a server and a client.
However, DNS tunneling attack provides a way to infect your system and establish a tunnel.
DNS NXDOMAIN Attack
Briefly, a DNS NXDOMAIN attack is a DDoS variant.
It sends a large volume of invalid or non-existent requests to overwhelm the targeted DNS server.
What if you cannot access any websites through the internet?
The attack begins from a web page that performs a malicious client-side script in the internet tool.
Also, logs generated by intrusion prevention systems, firewalls, and SIEM solutions need monitoring.
This post introduces some professional free DNS checker/lookup tools to let you find the DNS records for any domain.
Use Multi-factor authentication: perform MFA on all the accounts that are accessible to DNS infrastructure.
Statistics show that account protection Microsoft should arouse users attention to for the sake of personal information protection.
Hide your BIND version: BIND is a DNS server that is commonly used by many organizations.
It is too late to take action when misery occurs.
Therefore, youd better take some preventive measures before your system is cracked down by attackers.
In this condition, it is necessary to back up your system in advance with third-party backup tools.
Here, we strongly recommend a piece ofreliable and professional backup software MiniTool ShadowMaker for you.
This convenient tool is known for providing you with one-in-all data protection and disaster recovery solutions for Windows PCs.
It is compatible with Windows 11/10/8/7 and also supports Windows Server 2022/2019/2016/2012/2018.
Now, follow the steps below to start a one-click system backup with it.
Download and install MiniTool ShadowMaker.
MiniTool ShadowMaker TrialClick to Download100%Clean & Safe
Step 2.
Launch it and hitKeep Trialto start the trial for free.
Go to theBackuppage and you’re able to choose the backup source inSOURCEand choose the storage path inDESTINATION.
If you choose the latter, your task will remain in theManagepage.
If you would like toback up your valuable fileson your PC, the steps are also quite simple.
Finally, hitBack Up Nowto start the task immediately.
In addition, MiniTool ShadowMaker boasts other powerful functions such as file sync, clone disk and automatic backup.
Dont hesitate to download it to start your data protection journey now!
When you have two computers, how to sync files from one computer to another computer?
This post will give you 5 useful solutions to solve it.
This article shows a detailed introduction to DNS attacks and some tips to prevent or mitigate DNS attacks.
It allows you to access websites and exchange emails via domain names instead of a long string of numbers.
Cyberattacks like DNS attacks may trigger data or privacy loss and even crack down on your PC.
Do you still have any queries about DNS attacks or MiniTool ShadowMaker?
You must know how to deal with DNS attacks and how to rescue your data with MiniTool ShadowMaker now.
We are glad to receive your ideas and suggestions.
In 2016, an internet Performance Management company called Dyn experienced a severe DNS attack.
This attack impacts negatively a large amount of internet in the US and European.
DNS amplification attack, one of the major DNS attacks, belongs to Distributed Denial of Service attack.
The attackers take advantage of the vulnerabilities in the DNS system to turn small queries into much larger preloads.
Their purpose is to corrupt your servers to do what they want.
