{"id":28062,"date":"2022-06-07T14:55:42","date_gmt":"2022-06-07T14:55:42","guid":{"rendered":"https:\/\/easydmarc.com\/blog\/?p=28062"},"modified":"2023-08-10T13:01:17","modified_gmt":"2023-08-10T13:01:17","slug":"what-is-a-data-breach","status":"publish","type":"post","link":"https:\/\/easydmarc.com\/blog\/what-is-a-data-breach\/","title":{"rendered":"What is a Data Breach?"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">A <\/span><b>data breach<\/b><span style=\"font-weight: 400;\"> is an event that can severely impair your company&#8217;s ability to operate normally. It can happen instantly, seemingly out of the blue. <\/span><span style=\"font-weight: 400;\">Data loss<\/span><span style=\"font-weight: 400;\"> is a major issue that affects businesses, corporations, government entities, and individuals. There are a lot of bad actors online looking to exploit any weaknesses in your defenses. Most of them have tools to exploit your lack of security, be it with <\/span><a href=\"https:\/\/easydmarc.com\/blog\/11-types-of-malware-and-how-to-recognize-them\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">malware<\/span><\/a><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/easydmarc.com\/blog\/what-is-spam-email-and-how-to-prevent-it\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">spam<\/span><\/a><span style=\"font-weight: 400;\">, <\/span><a href=\"https:\/\/easydmarc.com\/blog\/what-is-spoofing-definition-and-explanation\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">spoofing<\/span><\/a><span style=\"font-weight: 400;\">, or other means of <\/span><a href=\"https:\/\/easydmarc.com\/blog\/social-engineering-a-complete-guide\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">social engineering<\/span><\/a><span style=\"font-weight: 400;\">.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">In today&#8217;s world, not many people are aware of the daily dangers lurking online. Informed users have a better chance of dealing with these attacks since they know how to identify them.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Mitigating a <\/span><b>data breach<\/b><span style=\"font-weight: 400;\"> requires some prep work on your end. In the following lines, you\u2019ll discover <\/span><b>what a data breach is<\/b><span style=\"font-weight: 400;\">, why it\u2019s so expensive, the different types, and preventative measures.<\/span><\/p>\n<h2><b>What is a Data Breach?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">First things first: <\/span><b>What is a data breach<\/b><span style=\"font-weight: 400;\">? In simple terms, it&#8217;s the exposure, transmission, and use of confidential, sensitive, or protected data by an unauthorized person or entity.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">A <\/span><b>data breach<\/b><span style=\"font-weight: 400;\"> can affect individuals, small businesses, multinational corporations, and government institutions. It&#8217;s a dangerous attack that can expose everything from credit card details and health records to intellectual property, trade secrets, and high-level communications.<\/span><\/p>\n<h2><b>What are the Methods of a Data breach?<\/b><\/h2>\n<p><b>Data breach<\/b><span style=\"font-weight: 400;\"> attacks require planning and strategy. The worst events are usually a direct result of cyberattacks. Most of these assaults require target research to ensure successful incursions. It\u2019s one of the reasons <\/span><b>why data breaches keep happening<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Cyber actors have their pick regarding cyberattacks, but some of the most popular attack methods include phishing, malware, and brute force attacks. Here&#8217;s how they work:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/easydmarc.com\/blog\/12-types-of-phishing-attacks-and-how-to-identify-them\/\" target=\"_blank\" rel=\"noopener\"><b>Phishing<\/b><\/a><span style=\"font-weight: 400;\">: A social engineering technique designed to trick victims and execute a <\/span><b>data breach<\/b><span style=\"font-weight: 400;\">. Cyber actors pose as trusted entities and personnel to access confidential data such as login information, passwords, etc.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/easydmarc.com\/blog\/11-types-of-malware-and-how-to-recognize-them\/\" target=\"_blank\" rel=\"noopener\"><b>Malware<\/b><\/a><b>:<\/b><span style=\"font-weight: 400;\"> An attack that targets networks, systems, and devices by planting malicious software. Ongoing security patches are often available to \u201cpatch\u201d new vulnerabilities. Knowing <\/span><b>how to detect a data breach<\/b><span style=\"font-weight: 400;\"> means keeping your devices and software updated.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Brute force attacks:<\/b><span style=\"font-weight: 400;\"> As the name implies, this <\/span><b>data breach<\/b><span style=\"font-weight: 400;\"><span style=\"font-weight: 400;\"> attack typically involves automated software to crack passwords, grant access to accounts, and ultimately breach delicate data. That said, many platforms are working to alert users of abnormal account activity or login attempts.<\/span><\/span><\/li>\n<\/ul>\n<h2><b>Targets<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Any individual, business, corporation, or government institution can become the target of a <\/span><b>data breach<\/b><span style=\"font-weight: 400;\">. However, cybercriminals typically target personnel who don&#8217;t follow basic security protocols.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Malicious cyber actors know who they are because they follow a pattern of conduct revealing these vulnerabilities. Once a hacker gets a relatively good idea of the weakest spots in your security, they can target the people likely to fall for their scams. This, in turn, helps them execute successful <\/span><b>data breaches<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Understanding <\/span><b>how to avoid data breaches<\/b><span style=\"font-weight: 400;\"> includes prevention awareness. Employees must enforce data protection measures and protocols in their daily tasks. Making sure they know how hackers operate is also beneficial. Most cyber attackers follow specific phases as described below:<\/span><\/p>\n<h2><b>Phases<\/b><\/h2>\n<ul>\n<li aria-level=\"1\"><b>Target Research<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">In this phase, the attacker takes their time to understand their potential target and find any exploitable weaknesses: Employees, networks, platforms, etc. This may involve online stalking, spyware, and even <\/span><a href=\"https:\/\/easydmarc.com\/blog\/how-do-honeypots-protect-against-cyberattacks\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">honeypot traps<\/span><\/a><span style=\"font-weight: 400;\"> to extract information about a company, its employees, and its systems.\u00a0\u00a0<\/span><\/p>\n<ul>\n<li aria-level=\"1\"><b>Vulnerability Identification<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">In the next phase, cyber actors identify and narrow down specific vulnerabilities, mapping out weak points to gain unauthorized access to your system.<\/span><\/p>\n<ul>\n<li aria-level=\"1\"><b>Exploitation<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Once the attacker understands a software weakness, system vulnerability, or an employee\u2019s habits, it&#8217;s time to choose a strategy to deliver the payload. They can use phishing, spoofing, SQL injections, <\/span><a href=\"https:\/\/easydmarc.com\/blog\/what-is-a-trojan-and-how-does-it-work\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">trojan malware<\/span><\/a><span style=\"font-weight: 400;\">, a tailor-made <\/span><a href=\"https:\/\/easydmarc.com\/blog\/what-is-a-computer-worm-and-how-does-it-work\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">computer worm<\/span><\/a><span style=\"font-weight: 400;\">\u2014anything goes at this stage.<\/span><\/p>\n<ul>\n<li aria-level=\"1\"><b>Infiltration<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Cyber attackers can successfully enter your system via a <\/span><a href=\"https:\/\/easydmarc.com\/blog\/social-engineering-a-complete-guide\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">social engineering attack<\/span><\/a><span style=\"font-weight: 400;\"> exploiting the human factor or via a network-based attack, exploiting weak cybersecurity defenses.<\/span><\/p>\n<ul>\n<li aria-level=\"1\"><b>Data Extraction<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Once inside your network or system, hackers can extract, copy, modify, or corrupt your company data\u2014sometimes before you even know it. They may use this data to execute more severe <\/span><b>data breach <\/b><span style=\"font-weight: 400;\">attacks,\u00a0 leak your information, or extort your company for financial gain.<\/span><\/p>\n<h2><b>Information Types Leaked During a Breach<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">When you deal with a <\/span><a href=\"https:\/\/easydmarc.com\/blog\/what-is-a-data-leak\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">data leak<\/span><\/a><span style=\"font-weight: 400;\">, a vast amount of information suddenly becomes vulnerable. Cyber attackers usually know exactly what they&#8217;re after. However, the most dangerous attacks you can face are those looking to create chaos. Hackers typically go for valuable information they can use or trade on the dark web.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The most commonly targeted data includes financial data, personal health information, and personally identifiable information. Your precious customer data can be sold to third parties with malicious intentions. With this information, criminals can mess with your company&#8217;s finances or expand their database of targets.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Your intellectual property is at risk too. A <\/span><b>data breach<\/b><span style=\"font-weight: 400;\"> can expose your company&#8217;s trade secrets, product specs, trade agreements, source code, etc. Remember that your data is valuable, but not all of it is necessary. Protecting sensitive information with solid backup protocols is crucial to avoid being compromised.<\/span><\/p>\n<h2><b>Consequences of a Data Breach<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">If your organization falls victim to a <\/span><b>data breach<\/b><span style=\"font-weight: 400;\"> attack, expect some severe consequences. Be prepared to deal with a data breach effectively, or customers, partners, and employees may lose all confidence in your brand in a worst-case scenario.\u00a0<\/span><\/p>\n<p><b>Why is a data breach so expensive<\/b><span style=\"font-weight: 400;\">? Well, it&#8217;s incredibly costly to position your business in a trustworthy light again. If the <\/span><b>data breach<\/b><span style=\"font-weight: 400;\"> affects the personal information of your customers or employees, many of them could be exposed to identity theft\u2014the ramifications of which are far-reaching\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Cyberattackers may even target your company to cause intentional financial harm (as opposed to collateral financial damage). It\u2019s not impossible for unscrupulous competitors to employ such tactics. A <\/span><b>data breach<\/b><span style=\"font-weight: 400;\"> can also put a full stop to your operability. With business activity suspended, income streams dry up. If you face a ransomware attack, operations can cease until you pay hackers to restore access to your company data and systems.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Data breaches can make you lose face with your creditors or anyone willing to lend your company a credit line. When a <\/span><b>data breach<\/b><span style=\"font-weight: 400;\"> goes public, it ruins your reputation with existing customers and scares away any potential clients. Even those who deal with these events properly face longstanding consequences.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The products that make your company unique are no longer exclusive to your niche since your trade secrets can go public in the blink of an eye. If your company is exposed as an unreliable entity not capable of protecting its assets, cyber attackers may target you again.<\/span><\/p>\n<h2><b>Financial, Operational, and Productivity Costs<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Dealing with a <\/span><b>data breach<\/b><span style=\"font-weight: 400;\"> is costly. It goes beyond the financial hit your company takes by losing productivity. You need to immediately respond to let everyone associated with you know how they&#8217;ve been affected by the data leak.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">You&#8217;ll have to send breach alerts to customers and partners almost as soon as you hire a PR specialist team. They\u2019ll help you mediate through the damages and save face in the public eye as much as possible You can expect to pay a hefty fine, too, depending on the damages. The legal consequences usually come after an investigation by a regulatory agency.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">If your clients or business partners were affected by the <\/span><b>data breach<\/b><span style=\"font-weight: 400;\"> on your account, you have to hire a solid legal team, something that comes with a hefty price tag. You also need to hire a cybersecurity firm to help you understand why the breach happened and how to prevent any similar issues in the future. Then come the audits and the mending process on your end.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">You&#8217;ll likely have to deal with most of these issues while still facing operational disruptions. An extended disruption affects your income and your company&#8217;s value if it&#8217;s public. You need to focus on restarting operations as soon as possible since your shareholders could also sue for damages.\u00a0\u00a0<\/span><\/p>\n<h3><b>Persisting Damages<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Even if you manage to navigate the sea of problems brought by a <\/span><b>data breach<\/b><span style=\"font-weight: 400;\">, you still have to deal with the backlash it leaves behind. A <\/span><b>data breach<\/b><span style=\"font-weight: 400;\"> can tarnish the name of your company beyond repair. Your vendors and clients will tread lightly when doing business with you. Sometimes they&#8217;ll go with your competitors.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The most damaging aspect can be the loss of your trade secrets. If you provide something unique like a patented product, your product specs can be leaked to the public\/ Your competitors can take advantage of the <\/span><b>data breach<\/b><span style=\"font-weight: 400;\"> to up their game. Lastly, expect insurance costs to increase, with companies charging a premium for their services since you&#8217;ll be viewed as a risky venture.<\/span><\/p>\n<h2><b>How Can I Prevent Data Breaches?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">When people wonder <\/span><b>why data breaches keep happening<\/b><span style=\"font-weight: 400;\">, most of them don&#8217;t realize their power to prevent these events. Companies and individuals can take simple actions to secure their data while keeping cyber actors at bay. Here are some of the best practices to safeguard your data as an individual or business owner:\u00a0<\/span><\/p>\n<h3><b>Best Practices for Individuals<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Use Strong Passwords:<\/b><span style=\"font-weight: 400;\"> Use a combination of words, upper and lower cases, and special characters to strengthen your passwords.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Update Your Software Frequently:<\/b><span style=\"font-weight: 400;\"> Don&#8217;t skip security patches of your operative systems, software, or antivirus updates.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Monitor Financial Accounts and Credit Scores<\/b><span style=\"font-weight: 400;\">: Keep close tabs on everything related to your finances and ensure optimal security when using any online financial services.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Store Files Securely:<\/b><span style=\"font-weight: 400;\"> Don&#8217;t store everything in the cloud. Keep offline backups. Classify your data and update your backups frequently.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Identify Fake Social Media Accounts and Delete:<\/b><span style=\"font-weight: 400;\"> Don&#8217;t let anybody impersonate you, your brand, or your employees online. Make sure they report these incidents immediately.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Use a VPN:<\/b><span style=\"font-weight: 400;\"> A virtual private network is the best tool you can use to mask your online activities.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Setup an Antivirus on Your Devices<\/b><span style=\"font-weight: 400;\">: Keep a strong antivirus that detects any anomaly on your network and devices.<\/span><\/li>\n<\/ul>\n<h3><b>Best Practices for Businesses<\/b><\/h3>\n<ul>\n<li><b>Follow Government Requirements Regarding Data:<\/b><span style=\"font-weight: 400;\"> Regularly research applicable data regulations and make sure your company remains compliant.\u00a0<\/span><\/li>\n<li><b>Don&#8217;t Collect and Store More Information than Needed:<\/b><span style=\"font-weight: 400;\"> Sort out the data you collect, store what you need, and destroy what you don&#8217;t.<\/span><\/li>\n<li><b>Train Employees:<\/b><span style=\"font-weight: 400;\"> Employee awareness is the best preventive measure to avoid data breaches.<\/span><\/li>\n<li><b>Protect Assets with Strong Passwords:<\/b><span style=\"font-weight: 400;\"> Use strong passwords, a trusted password manager, and multi-factor authentication.<\/span><\/li>\n<li><b>Encrypt Your Data:<\/b><span style=\"font-weight: 400;\"> Data encryption makes things harder for hackers. They can\u2019t take what they don&#8217;t understand.\u00a0<\/span><\/li>\n<li><b>Conduct Frequent Vulnerability Assessments: <\/b><span style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Ongoing penetration testing and vulnerability assessments help identify weaknesses in your network and systems before hackers have a chance to exploit them.<\/span><\/span><\/li>\n<\/ul>\n<h2><b>Steps After a Data Breach<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">If you become a victim of a company\u2019s <\/span><b>data breach<\/b><span style=\"font-weight: 400;\">, not everything is lost. Most organizations have protocols to help secure your account in case of identity theft. Others can help you gain access to your data after confirming your identity. Here are some steps to follow if you\u2019re affected by a <\/span><b>data breach<\/b><span style=\"font-weight: 400;\">:<\/span><\/p>\n<h3><b>For Individuals<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">As a private individual, you need to communicate with your bank or financial agent to gain access to your accounts. You&#8217;ll likely have to change all details about the account and freeze your credit reports. If your social security number has been leaked, you may have to change it. Don&#8217;t forget to reset all your usernames and passwords.<\/span><\/p>\n<h3><b>For Businesses<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">As a business, you have more work to do to regain complete control of your company after a <\/span><b>data breach<\/b><span style=\"font-weight: 400;\">. Find out the cause of the <\/span><b>data breach<\/b><span style=\"font-weight: 400;\"> and who detected it. You\u2019ll also need to find and fix all vulnerabilities that resulted in the attack.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Secure your office space and ensure everyone works and stays where they&#8217;re supposed to. Keep a cool head, and remember to notify all affected parties and the relevant agencies.<\/span><\/p>\n<h2><b>Common Sources of Security Breaches<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Knowing <\/span><b>how to avoid data breaches<\/b><span style=\"font-weight: 400;\"> means looking at the common causes of why they happen in the first place. One of the main reasons is weak password hygiene. Most people use something simple, like a date or name, which is just not enough. Cybercrimes continue to evolve and increase, especially post-pandemic, where remote working has become the norm.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">There are other reasons, such as built-in vulnerabilities and backdoors in most apps and software, that cyberattackers can exploit. Social engineering scams are another potential cause, this time exploiting the human factor.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Hackers also use various malware types, like ransomware, to execute <\/span><b>data breaches<\/b><span style=\"font-weight: 400;\">. Education and effective prevention methods are the only way to fight such attacks. Cybercriminals will always target those who lack the awareness to identify them. Companies can become data breach victims due to poor permissions management, unaware employees, or insiders looking to harm the company.<\/span><\/p>\n<h2><b>Final Thoughts<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">The threat of a <\/span><b>data breach<\/b><span style=\"font-weight: 400;\"> is very real, and it cannot be underestimated at any stage. No matter the size of your business, there&#8217;s a lot you can do to prevent data leaks and keep your sensitive company data safe. Take a cue from everything we\u2019ve discussed here. Update your preventive measures and protocols to avoid data breaches and the resulting consequences.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ask the hard questions: Are your employees aware of data breaches? Do they know how they can affect your company? Does everyone working for you understand how to prevent cyberattacks? Keep communication open with all team members, regularly address any security issues, and adopt cyber and <\/span><a href=\"https:\/\/easydmarc.com\/blog\/10-best-practices-for-business-email-security-for-2022\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">email security best practices<\/span><\/a><span style=\"font-weight: 400;\">.<br \/>\n<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A data breach is an event that can &#8230;<\/p>\n","protected":false},"author":1,"featured_media":32769,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[204,199,307],"tags":[],"class_list":["post-28062","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-cybersecurity","category-data-loss-prevention"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.4 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>What is a Data Breach? | EasyDMARC<\/title>\n<meta name=\"description\" content=\"What is a data breach? 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