Once inside the network, the attacker is free to extract data from the company’s network. The email can phish for information, fooling the reader into supplying personal data to the sender, or come with a malware attachment set to execute when downloaded. This may involve a maliciously crafted email sent to an employee, tailor-made to catch that specific employee’s attention. In a social attack, the attacker uses social engineering tactics to infiltrate the target network. These weaknesses may include, but are not limited to SQL injection, vulnerability exploitation, and/or session hijacking. In a network-based attack, the attacker exploits weaknesses in the target’s infrastructure to instigate a breach. Having scoped a target’s weaknesses, the attacker makes initial contact either through a network-based or social attack. This entails long hours of research on the attacker’s part and may involve stalking employees’ social media profiles to find what sort of infrastructure the company has. The attacker, having picked a target, looks for weaknesses to exploit: employees, systems, or the network. Unknown: In a small of number of cases, the actual breach method is unknown or undisclosed. Unintended disclosure: Through mistakes or negligence, sensitive data is exposed.Loss or theft: Portable drives, laptops, office computers, files, and other physical properties are lost or stolen.Payment card fraud: Payment card data is stolen using physical skimming devices.Insider leak: A trusted individual or person of authority with access privileges steals data.Other frequently observed breach methods include the following: Most data breaches are attributed to hacking or malware attacks. The effects brought on by a data breach can come in the form of damage to the target company’s reputation due to a perceived ‘betrayal of trust.’ Victims and their customers may also suffer financial losses should related records be part of the information stolen.īased on the number of data breach incidents recorded between January 2005 and April 2015, personally identifiable information (PII) was the most stolen record type while financial data came in second.īreach methods observed across industries Stolen data may involve sensitive, proprietary, or confidential information such as credit card numbers, customer data, trade secrets, or matters of national security. A small company or large organization may suffer a data breach. A data breach is an incident where information is stolen or taken from a system without the knowledge or authorization of the system’s owner.
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