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Typosquatting, also called URL hijacking, a sting site, a cousin domain, or a fake URL, is a form of cybersquatting, and possibly brandjacking which relies on mistakes such as typos made by Internet users when inputting a website address into a web browser. A user accidentally entering an incorrect website address may be led to any URL ...
An example of an IDN homograph attack; the Latin letters "e" and "a" are replaced with the Cyrillic letters "е" and "а".The internationalized domain name (IDN) homograph attack (sometimes written as homoglyph attack) is a method used by malicious parties to deceive computer users about what remote system they are communicating with, by exploiting the fact that many different characters look ...
Simply, a spoofed URL is a web address that illuminates an immense amount of deception through its ability to appear as an original site, despite it not being one. In order to prevent falling victim to the prevalent scams stemmed from the spoofed URLs, major software companies have come forward and advised techniques to detect and prevent ...
For example, on January 7, 2014, this method would generate the domain name intgmxdeadnxuyla.com, while the following day, it would return axwscwsslmiagfah.com.This simple example was in fact used by malware like CryptoLocker, before it switched to a more sophisticated variant.
DNS is the layer at which botnets control drones. In 2006, OpenDNS began offering a free service to prevent users from entering website spoofing sites. Essentially, OpenDNS has gathered a large database from various anti-phishing and anti-botnet organizations as well as its own data to compile a list of known website spoofing offenders.
Filtering out unexpected GET requests still prevents some particular attacks, such as cross-site attacks using malicious image URLs or link addresses and cross-site information leakage through <script> elements (JavaScript hijacking); it also prevents (non-security-related) problems with aggressive web crawlers and link prefetching. [1]
These attacks have been used by phishers to disguise malicious URLs using open URL redirectors on trusted websites. [43] [44] [45] Even digital certificates, such as SSL, may not protect against these attacks as phishers can purchase valid certificates and alter content to mimic genuine websites or host phishing sites without SSL. [46]
In a semantic URL attack, a client manually adjusts the parameters of its request by maintaining the URL's syntax but altering its semantic meaning. This attack is primarily used against CGI driven websites. A similar attack involving web browser cookies is commonly referred to as cookie poisoning.