DNS spoofing technology principle and Security Protection Technology
Overview: What is DNS spoofing?DNS Spoofing is the art of changing the original IP address of DNS. For better understanding, let's look at an example. If you want to use your browser to search for some information on Google, you can enter www.google.
The named process on the DNS server is always suspended. Please kindly advise! -- Linux Enterprise Application-Linux server application information. For details, refer to the following section. Jun 2 19:26:10 dns named [22520]: client 10.52.4.71 #37104: RFC 1918 response from Internet for 2.8.52.10.in-addr. arpa
Jun 2 19:26:12 dns named [22520]: client 10.52.4.8
Overview: What is DNS spoofing?DNS Spoofing is the art of changing the original IP address of DNS. For better understanding, let's look at an example. If you want to use your browser to search for some information on google, you can enter www.google.com in the address bar and press Enter.So what is going on behind this? Generally, your browser will send a request
Overview: What is DNS spoofing?
DNS Spoofing is the art of changing the original IP address of DNS. For better understanding, let's look at an example. If you want to use a browser to search for some information on Google, you can enter the information in the address bar without a doubt.
Www.google.com
And press Enter.So what is going on behind this? In general,
DNS Service
DNS: Domain Nsme Service
Role: Resolving the domain name to IP (forward parsing) or resolving IP to a domain name (reverse parsing)
Classification of DNS top-level domains:
Organization domain:. com. net. org .....
Country domain:. CN. tw. JP .....
Reverse domain: Resolve IP to Domain name
DN
This article describes how to use domain Name Services (DNS) in Windows XP by configuring the TCP/IP protocol.
DNS is an Internet service that converts a domain name to an IP address. On the Internet, when you use a domain name during network operations, the DNS service is responsible for converting the domain name to the corresponding IP address. For example, do
First, the experimental simulation environment:Zhuyu company has a DNS server, because the DNS server is older, ready to migrate to a new DNS server (DNS backup can do so).Legacy DNS Server:Host name: Test-zhuad IP Address: 192.168.10.30New
The beginning, end, and analysis of DNS pollution nationwide in January 21, 2014
Ovear was debugging a new server at around on June 30, January 21, and it was found that it suddenly failed .. Ping the following command and find that all Ovear domain names point to the IP Address [65.49.2.178. The first reaction of Ovear is that DNSPOD is hacked again! Why is DNSPOD hacked? In fact, DNSPOD encountered a similar problem before, resulting in all domain
Ovear was debugging a new server at around on June 30, January 21, and it was found that it suddenly failed .. Ping the following command and find that all Ovear domain names point to the IP Address [65.49.2.178. The first reaction of Ovear is that DNSPOD is hacked again! Why is DNSPOD hacked? In fact, DNSPOD encountered a similar problem before, resulting in all domain names kneeling, just as the Ovear domain name also has several domain names tested there, then, let's talk to a group. As a res
Source: http://369369.blog.51cto.com/319630/812889Most of the network traffic is based on TCP/IP, and TCP/IP is based on the internet, so when the computer communicates on the network, it can only recognize IP addresses such as "202.96.134.133" and not know the domain name. We can not remember more than 10 IP addresses of the site, so when we visit the site, more is to enter the domain name in the browser address bar, you can see the required page, this is because there is a "
New features provided by DNSSupports Active Directory AD)Unlike NT 4.0, the domain name of the Active Directory in Windows 2000 Server adopts a DNS name similar to that in the Internet, and the DNS is integrated into the design and implementation of the Active Directory. If the Active Directory is installed on the Server, Windows 2000 Server automatically installs and configures the
In the actual application process may encounter the problem of DNS parsing errors, that is, when we access a domain name can not be completed to resolve the work of the IP address, and the direct input of the Web site IP can be normal access, this is because of DNS resolution failure caused. The probability of this phenomenon is relatively large, so this article will be from the beginning of zero to teach r
Install DNS suite: bind Finally, all the nonsense is finished! I believe you are a little tired !? The Bird brother is very tired, because the arm, shoulder and neck pain problems are quite serious... sorry! What are you doing here !? @ _ @ Well, we are finally going to install the suite required by DNS! As mentioned above, the DNS we want to use is the BIND (Ber
The premise for the commercial use of IPv6 is that IPv4 addresses are exhausted. For this reason, we urgently need the IPv6 protocol to improve this situation. So how does IPv6 distribute DNS servers? Next we will analyze the principles in depth. Hope to help you.
What is the architecture of the IPv6 Domain Name System?
The DNS in the IPv6 network is consistent with the IPv4
We may encounter DNS resolution errors during the online process, that is, when we access a domain name, we cannot resolve it to an IP address, however, you can directly enter the website IP address for normal access, which is caused by a DNS resolution failure. This phenomenon has a high probability of occurrence, so this article will teach you some basic methods to eliminate
DNS Proxy configuration
2.4.1 DNS Proxy Introduction1. OverviewDNS proxy refers to the start of the DNS agent on the firewall, so that when there is no DNS server inside the LAN, intranet clients can connect to the external DNS server through the firewall, after the correct
Author: Spacefox, Secure Sphere CrewConan, OS3 (Open Source Software Society)/CICC Singapore (Center of International Cooperation for Computerization in Singapore)Source: evil baboons Information Security Team (www.eviloctal.com)
Overview: What is DNS spoofing?DNS Spoofing is the art of changing the original IP address of DNS. For better understanding, let's look
Note on successful DNS configuration-Linux Enterprise Application-Linux server application information. See the following for details. > 1) create a domain name www.yaoshuyin123.com
2) IP address of the Local Domain Name Server: 192.168.0.101
3) function: You can access www.yaoshuyin123.com.
Aaa.yaoshuyin123.com
Bbb.yaoshuyin123.com
....
(Note: * A 192.168.0.101 Works)
1) Add the following content in/etc/named. conf:
Zone "yaoshuyin123.com" IN {
Ty
ProfileThis step-by-step article describes how to configure Internet access for Domain Name System (DNS) in the Windows Server 2003 product. DNS is the core name resolution tool used on the Internet. DNS is responsible for parsing between host names and Internet addressesHow to start a stand-alone server running Windows Server 2003 from a stand-alone server runni
In actual application, DNS resolution errors may occur, that is, when we access a domain name, it cannot be resolved to an IP address, however, you can directly enter the website IP address for normal access, which is caused by a DNS resolution failure. This phenomenon has a high probability of occurrence, so this article will teach you some basic DNS troubleshoo
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