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DNS hijacking, DNS poisoning, or DNS redirection is the practice of subverting the resolution of Domain Name System (DNS) queries. [1] This can be achieved by malware that overrides a computer's TCP/IP configuration to point at a rogue DNS server under the control of an attacker, or through modifying the behaviour of a trusted DNS server so that it does not comply with internet standards.
Most hijacking programs constantly change the settings of browsers, meaning that user choices in their own browser are overwritten. Some antivirus software identifies browser hijacking software as malicious software and can remove it. Some spyware scanning programs have a browser restore function to set the user's browser settings back to ...
DNSChanger was distributed as a drive-by download claiming to be a video codec needed to view content on a Web site, particularly appearing on rogue pornography sites.Once installed, the malware then modified the system's Domain Name System (DNS) configuration, pointing them to rogue name servers operated through affiliates of Rove Digital. [3]
Bitsquatting is a form of cybersquatting which relies on bit-flip errors that occur during the process of making a DNS request. These bit-flips may occur due to factors such as faulty hardware or cosmic rays .
Trojan.Win32.DNSChanger is a backdoor trojan that redirects users to various malicious websites through the means of altering the DNS settings of a victim's computer. The malware strain was first discovered by Microsoft Malware Protection Center on December 7, 2006 [1] and later detected by McAfee Labs on April 19, 2009.
By Raphael Satter and AJ Vicens-Hackers have compromised several different companies' Chrome browser extensions in a series of intrusions dating back to mid-December, according to one of the ...
DNS spoofing, also referred to as DNS cache poisoning, is a form of computer security hacking in which corrupt Domain Name System data is introduced into the DNS resolver's cache, causing the name server to return an incorrect result record, e.g. an IP address. This results in traffic being diverted to any computer that the attacker chooses.
The software development platform GitHub has been the target of censorship from governments using methods ranging from local Internet service provider blocks, intermediary blocking using methods such as DNS hijacking and man-in-the-middle attacks, and denial-of-service attacks on its servers from countries including China, India, Iraq, Russia, and Turkey.