Computer security is the protection of computer software, systems and networks from threats that can lead to unauthorized information disclosure, theft or damage to hardware, software, or data, as well as from the disruption or misdirection of the services they provide.
Cybercrime encompasses a wide range of criminal activities that are carried out using digital devices and/or networks. These crimes involve the use of technology to commit fraud, identity theft, data breaches, computer viruses, scams, and expanded upon in other malicious acts. Cybercriminals exploit vulnerabilities in computer systems and networks to gain unauthorized access, steal sensitive information, disrupt services, and cause financial or reputational harm to individuals, organizations, and governments.
Equifax Inc. is an American multinational consumer credit reporting agency headquartered in Atlanta, Georgia and is one of the three largest consumer credit reporting agencies, along with Experian and TransUnion. Equifax collects and aggregates information on over 800 million individual consumers and more than 88 million businesses worldwide. In addition to credit and demographic data and services to business, Equifax sells credit monitoring and fraud prevention services directly to consumers.
The Internet has a long history of turbulent relations, major maliciously designed disruptions, and other conflicts. This is a list of known and documented Internet, Usenet, virtual community and World Wide Web related conflicts, and of conflicts that touch on both offline and online worlds with possibly wider reaching implications.
Cyberwarfare by China is the aggregate of cyberattacks attributed to the organs of the People's Republic of China and various related advanced persistent threat (APT) groups.
The Office of Personnel Management data breach was a 2015 data breach targeting Standard Form 86 (SF-86) U.S. government security clearance records retained by the United States Office of Personnel Management (OPM). One of the largest breaches of government data in U.S. history, the attack was carried out by an advanced persistent threat based in China, widely believed to be the Jiangsu State Security Department, a subsidiary of the Government of China's Ministry of State Security spy agency.
Phineas Fisher is an unidentified hacktivist and self-proclaimed anarchist revolutionary. Notable hacks include the surveillance company Gamma International, Hacking Team, the Sindicat De Mossos d'Esquadra and the ruling Turkish Justice and Development Party, three of which were later made searchable by WikiLeaks.
The Democratic National Committee cyber attacks took place in 2015 and 2016, in which two groups of Russian computer hackers infiltrated the Democratic National Committee (DNC) computer network, leading to a data breach. Cybersecurity experts, as well as the U.S. government, determined that the cyberespionage was the work of Russian intelligence agencies.
ThreatConnect is a cyber-security firm based in Arlington, Virginia. They provide a Threat Intelligence Platform for companies to aggregate and act upon threat intelligence.
Between May and July 2017, American credit bureau Equifax was breached. Private records of 147.9 million Americans along with 15.2 million British citizens and about 19,000 Canadian citizens were compromised in the breach, making it one of the largest cybercrimes related to identity theft. Equifax discovered the breach end of July, but did not disclose it to the public until September 2017. In a settlement with the United States Federal Trade Commission, Equifax offered affected users settlement funds and free credit monitoring.
Bivol.bg, also known as Bivol, is an investigative media based in Bulgaria which is part of the Organized Crime and Corruption Reporting Project network and an official partner of WikiLeaks.
The 2018 SingHealth data breach was a data breach incident initiated by unidentified state actors, which happened between 27 June and 4 July 2018. During that period, personal particulars of 1.5 million SingHealth patients and records of outpatient dispensed medicines belonging to 160,000 patients were stolen. Names, National Registration Identity Card (NRIC) numbers, addresses, dates of birth, race, and gender of patients who visited specialist outpatient clinics and polyclinics between 1 May 2015 and 4 July 2018 were maliciously accessed and copied. Information relating to patient diagnosis, test results and doctors' notes were unaffected. Information on Prime Minister Lee Hsien Loong was specifically targeted.
Vastaamo was a Finnish private psychotherapy service provider founded in 2008. On 21 October 2020, Vastaamo announced that its patient database had been hacked. Private information obtained by the perpetrators was used in an attempt to extort Vastaamo and, later, its clients. The extorters demanded 40 bitcoins, roughly worth 450,000 euros at the time, and threatened to publish the records if the ransom was not paid. To add pressure to their demands, the extorters published hundreds of patient records a day on a Tor message board.
In 2020, a major cyberattack suspected to have been committed by a group backed by the Russian government penetrated thousands of organizations globally including multiple parts of the United States federal government, leading to a series of data breaches. The cyberattack and data breach were reported to be among the worst cyber-espionage incidents ever suffered by the U.S., due to the sensitivity and high profile of the targets and the long duration in which the hackers had access. Within days of its discovery, at least 200 organizations around the world had been reported to be affected by the attack, and some of these may also have suffered data breaches. Affected organizations worldwide included NATO, the U.K. government, the European Parliament, Microsoft and others.
ShinyHunters is a black-hat criminal hacker group that is believed to have formed in 2020 and is said to have been involved in numerous data breaches. The stolen information is often sold on the dark web.
On April 20, 2021, it was reported that suspected Chinese-state backed hacker groups had breached multiple government agencies, defense companies and financial institutions in both the US and Europe after the hackers created and used a Zero-day exploit for Ivanti Pulse Connect Secure VPN devices. A Cybersecurity and Infrastructure Security Agency alert reported that the attacks using the exploited started in June 2020 or earlier. The attacks were believed to be the third major data breach against the U.S. in the previous year behind the 2020 United States federal government data breach and the 2021 Microsoft Exchange Server data breach.
In September 2022, Australian telecommunications company Optus suffered a data breach that affected up to 10 million current and former customers comprising a third of Australia's population. Information was illegally obtained, including names, dates of birth, home addresses, telephone numbers, email contacts, and numbers of passports and driving licences. Conflicting claims about how the breach happened were made; Optus presented it as a complicated attack on its systems while an Optus insider and the Australian Government said a human error caused a vulnerability in the company's API. A ransom notice asking for A$1,500,000 to stop the data from being sold online was issued. After a few hours, the data thieves deleted the ransom notice and apologised for their actions.
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