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What causes data security breaches?
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Data breaches are caused by: Innocent mistakes—e.g., an employee emailing confidential information to the wrong person. Malicious insiders—angry or laid-off employees, or a greedy employee susceptible to an outsider’s bribe. Hackers—malicious outsiders committing intentional cybercrimes to steal data.
Apr 19, 2024 · The 8 Most Common Causes of Data Breaches. Anurag Anuj. April 19, 2024. Data breaches are a prevalent theme in today's headlines — posing significant risks to businesses, their customers, and partners. Wondering how to protect your organization from this attack trend?
- Weak and Stolen Credentials
- Application Vulnerabilities
- Malicious Insiders
- Malware
- Social Engineering
Compromised passwords are a common cause of data breaches. Many users rely on common phrases for passwords, or reuse passwords between different accounts. Attackers can easily compromise these passwords and once they obtain one, they gain access to multiple accounts owned by the same user. Organizations must enforce strong password policies, and en...
At some point, most software products will experience a security vulnerability that exposes them to cyber attacks. Software vendors regularly discover vulnerabilities, or are informed about them by security researchers, and attempt to remediate them before criminals can exploit them. Whenever a vulnerability is fixed, the software vendor releases a...
Many employees have access to sensitive information, and there is always the possibility that one of them will try to misuse it. Malicious insiders can have different motives, including financial gain, emotional challenges, or a desire for revenge. Insider threats are extremely difficult to detect using traditional security techniques, because mali...
Malware is malicious software that attackers attempt to deploy on a target system, usually via social engineering (tricking users into clicking malicious links or attachments) or by exploiting software vulnerabilities. Malware can compromise credentials or steal data from a victim’s device, encrypt and destroy files on the device, or do other types...
Social engineering is an attempt by an external attacker to trick users into divulging sensitive information or performing actions that violate security policies. A vast majority of cyber attacks leverage social engineering, because users are typically the weakest link of an organization’s cybersecurity defenses. Social engineering techniques inclu...
A data breach is a data security incident when private information or confidential data is stolen or taken from a system without knowledge or permission from the owner. It can happen to any size organization—from small businesses and large enterprises to government entities and non-profits—and involves gaining access to personal data such ...
- Luke Irwin
- Weak and stolen credentials. Stolen passwords are one of the simplest and most common causes of data breaches. Far too many people rely on predictable phrases like ‘Password1’ and ‘123456’, which means cyber criminals don’t even need to break into a sweat to gain access to sensitive information.
- Application vulnerabilities. All software has technical vulnerability that crooks can exploit in countless ways. That’s why the organisations that maintain those programs routinely look for and address exploits before they are discovered by criminals.
- Malware. Malware is a perfect example of just how simple cyber crime can be. Crooks purchase a piece of malicious software, find a system that contains a known vulnerability, plant the malware and scoop up the rewards.
- Malicious insiders. Many of your employees will have access to sensitive information, and there’s always a chance that someone will try to misuse it. That sounds cynical, but unfortunately the lure of financial gain from selling data on the dark web is too great for many.
Reasons for how data breaches happen might sometimes be traced back to intentional attacks. However, it can just as easily result from a simple oversight by individuals or flaws in a company’s infrastructure. Here’s how a data breach can occur: An Accidental Insider.
Nov 29, 2023 · These causes range from simple system errors to the actions of malicious insiders and the result of targeted malware attacks. According to IBM’s Cost of Data Breach Report 2023, the most frequent attack vectors used by hackers and their costs are as follows [ 1 ]: Phishing attacks - $4.76 Million. Stolen or compromised credentials - $4.62 Million.
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