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In the first six months of 2017, two billion data records were stolen or impacted by cyber attacks, and ransomware payments reached US$2 billion, double that in 2016. [7] In 2020, with the increase of remote work as an effect of the COVID-19 global pandemic, cybersecurity statistics reveal a huge increase in hacked and breached data. [ 8 ]
The attacks resulted in the government cutting off internet access in the departments affected and various responses from both the Canadian government and the Chinese government. 2012 Operation Ababil , a series of cyber attacks starting in 2012, targeting various American financial institutions and carried out by a group calling itself the ...
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 ...
On 7 April 2009, The Pentagon announced they spent more than $100 million in the last six months responding to and repairing damage from cyber attacks and other computer network problems. [65] From December 2009 to January 2010, a cyber attack, dubbed Operation Aurora, was launched from China against Google and over 20 other companies. [66]
Mirai has also been used in an attack on Liberia's Internet infrastructure in November 2016. [36] [37] [38] According to computer security expert Kevin Beaumont, the attack appears to have originated from the actor which also attacked Dyn. [36] Its DDoS attacks were also notable in Brazil, Taiwan, Costa Rica and India. [39]
Reports of the actual size of the attack have varied. One cyber security expert described the attacks as "the equivalent of parking a truck across the driveway of a shopping centre". [15] A firm marketing security technology said that the peak of the attack was a relatively low 16.84 megabits per second. [3]
The name is derived from predators in the natural world, who wait for an opportunity to attack their prey near watering holes. [5] One of the most significant dangers of watering hole attacks is that they are executed via legitimate websites that are unable to be easily blacklisted.
The Sybil attack in computer security is an attack wherein a reputation system is subverted by creating multiple identities. [4] A reputation system's vulnerability to a Sybil attack depends on how cheaply identities can be generated, the degree to which the reputation system accepts inputs from entities that do not have a chain of trust linking them to a trusted entity, and whether the ...