https://securityblueprints.io/tags/financial-data/ Recent content in Financial Data on Security Blueprints Hugo en user@example.com (Niels Provos) user@example.com (Niels Provos) Security Blueprints, LLC Sun, 06 Sep 2026 23:57:45 +0000 https://securityblueprints.io/data-breaches/american-express-data-breach-march-2024/ Mon, 04 Mar 2024 00:00:00 +0000user@example.com (Niels Provos) https://securityblueprints.io/data-breaches/american-express-data-breach-march-2024/ Executive Summary On March 4, 2024, American Express announced a data breach resulting from unauthorized access through a third-party merchant processor. This incident compromised customer information, including names, account numbers, and expiration dates, due to a point-of-sale attack affecting systems associated with American Express Travel Related Services Company. It highlights the vulnerabilities within third-party vendor systems in the financial sector. Source Severity of Impact The breach presented significant risks, potentially compromising critical cardholder information. https://securityblueprints.io/data-breaches/chatgpt-data-breach/ Mon, 20 Mar 2023 00:00:00 +0000user@example.com (Niels Provos) https://securityblueprints.io/data-breaches/chatgpt-data-breach/ Executive Summary Overview of the Incident In March 2023, OpenAI’s ChatGPT platform experienced a data breach caused by a bug in the open-source library, Redis-py, used by the service. This issue resulted in the exposure of sensitive user data, including names, emails, payment addresses, and partial credit card details (last four digits and expiration dates). The breach was identified on March 20, 2023, during a service outage, revealing private information in error source . https://securityblueprints.io/data-breaches/chick-fil-a-data-breach-march-2023/ Wed, 01 Mar 2023 00:00:00 +0000user@example.com (Niels Provos) https://securityblueprints.io/data-breaches/chick-fil-a-data-breach-march-2023/ Executive Summary In March 2023, Chick-fil-A confirmed a data breach resulting from unauthorized login activity via a credential stuffing attack. This attack, utilizing previously leaked credentials, enabled access to customer accounts through Chick-fil-A’s mobile application (TechRadar ). Breach Details Unauthorized access occurred between December 18, 2022, to February 12, 2023, impacting approximately 71,473 accounts (less than 2% of users). The exposed information included names, email addresses, Chick-fil-A One membership details, and partial payment information (ClassAction. https://securityblueprints.io/data-breaches/ncb-management-services-data-breach-february-2023/ Wed, 01 Feb 2023 00:00:00 +0000user@example.com (Niels Provos) https://securityblueprints.io/data-breaches/ncb-management-services-data-breach-february-2023/ Executive Summary In February 2023, NCB Management Services experienced a significant data breach due to an unauthorized system compromise, exposing sensitive personal and financial information. The breach was detected on February 4, 2023, affecting clients associated with major financial institutions including Capital One, Bank of America, and TD Bank. Severity of the Impact The breach compromised data for over 1 million individuals, with specific numbers varying by institution: approximately 16,779 Capital One customers and nearly 495,000 Bank of America customers were directly impacted. https://securityblueprints.io/data-breaches/cash-app-data-breach/ Fri, 10 Dec 2021 00:00:00 +0000user@example.com (Niels Provos) https://securityblueprints.io/data-breaches/cash-app-data-breach/ Executive Summary In April 2022, Block, the parent company of Cash App, disclosed a significant data breach involving unauthorized access by a former employee, who downloaded sensitive financial information from approximately 8.2 million users. This exposure included brokerage account details and stock trading activities. The breach was publicly announced on April 4, 2022 (source ). Despite the breadth of affected data, no personally identifiable information such as usernames, passwords, or Social Security numbers was compromised (source ). https://securityblueprints.io/data-breaches/capital-one-data-breach-2019/ Wed, 17 Jul 2019 00:00:00 +0000user@example.com (Niels Provos) https://securityblueprints.io/data-breaches/capital-one-data-breach-2019/ Executive Summary In July 2019, Capital One experienced a significant data breach that compromised over 100 million customer records. This breach occurred due to a server-side request forgery (SSRF) exploiting a misconfigured Web Application Firewall (WAF) in their systems. The attack was orchestrated by Paige A. Thompson, a former software engineer at Amazon Web Services (AWS), leveraging insider knowledge and scanning for vulnerabilities using the misconfigured AWS resources. Key Dates Attack Period: March 22-23, 2019 Discovery Date: July 19, 2019 Public Disclosure: July 29, 2019 Severity of Impact This breach ranks among the largest in history, affecting approximately 100 million individuals in the United States and around 6 million in Canada, approximately 106 million individuals combined. https://securityblueprints.io/data-breaches/first-american-financial-corp-data-breach/ Fri, 24 May 2019 00:00:00 +0000user@example.com (Niels Provos) https://securityblueprints.io/data-breaches/first-american-financial-corp-data-breach/ Executive Summary In May 2019, a data breach at First American Financial Corp. resulted in the exposure of approximately 885 million file records due to inadequate security measures on their web portal. The breach came to light when a real estate developer discovered the vulnerability, and cybersecurity journalist Brian Krebs publicly disclosed it on May 24, 2019. The exposed records included sensitive financial documents such as bank account numbers, mortgage-related documents, and Social Security numbers, with records dating back to 2003. https://securityblueprints.io/data-breaches/marriott-international-data-breach-of-2018/ Fri, 30 Nov 2018 00:00:00 +0000user@example.com (Niels Provos) https://securityblueprints.io/data-breaches/marriott-international-data-breach-of-2018/ Executive Summary In 2018, Marriott International suffered a data breach that compromised approximately 500 million guest records. This breach, dating back to 2014, primarily affected the Starwood guest reservation system, which was acquired by Marriott in 2016. Personal data exposed included names, addresses, phone numbers, email addresses, passport numbers, and credit card details (source , source ). Severity of Impact This breach is noted for its wide scale, causing significant exposure of personal data and inflicting reputational damage on Marriott. https://securityblueprints.io/data-breaches/copay-cryptocurrency-wallet-data-breach/ Tue, 27 Nov 2018 00:00:00 +0000user@example.com (Niels Provos) https://securityblueprints.io/data-breaches/copay-cryptocurrency-wallet-data-breach/ Executive Summary In November 2018, the Copay cryptocurrency wallet, developed by BitPay, experienced a data breach due to a malicious update to the event-stream Node.js library, specifically within its flatmap-stream dependency. Unauthorized access to users’ private keys and cryptocurrency funds was achieved, significantly impacting wallets containing over 100 Bitcoins or 1000 Bitcoin Cash source . Key Dates August 5, 2018: Initial release of the flatmap-stream package. September 9, 2018: Integration of flatmap-stream into event-stream. https://securityblueprints.io/data-breaches/2017-equifax-data-breach/ Sat, 29 Jul 2017 00:00:00 +0000user@example.com (Niels Provos) https://securityblueprints.io/data-breaches/2017-equifax-data-breach/ Executive Summary The 2017 Equifax data breach marked a critical event in data security, caused by exploiting a known vulnerability, CVE-2017-5638, in the Apache Struts web application framework. Unauthorized access led to the exposure of sensitive information of approximately 145.5 million individuals. Severity of Impact This breach was one of the largest in history, significantly affecting Personally Identifiable Information (PII), including names, Social Security numbers, birth dates, and, in certain instances, driver’s license numbers and credit card data. https://securityblueprints.io/data-breaches/home-depot-data-breach-april-2014/ Tue, 01 Apr 2014 00:00:00 +0000user@example.com (Niels Provos) https://securityblueprints.io/data-breaches/home-depot-data-breach-april-2014/ Executive Summary In April 2014, Home Depot faced a significant data breach resulting in the theft of over 56 million payment card records. Custom-built malware targeted Home Depot’s point-of-sale (POS) systems, affecting customers across the United States and Canada. The breach was detected in September 2014. Severity of Impact The breach is among the largest recorded in retail history, with anticipated financial consequences projected to potentially reach $179 million, encompassing immediate response and legal costs. https://securityblueprints.io/data-breaches/target-data-breach-2013/ Wed, 18 Dec 2013 00:00:00 +0000user@example.com (Niels Provos) https://securityblueprints.io/data-breaches/target-data-breach-2013/ Executive Summary In December 2013, Target Corporation fell victim to a major data breach, impacting its operational security and customer trust by exposing approximately 110 million customer records, including financial and personal information. The breach became public after security researcher Brian Krebs disclosed it, revealing that unauthorized access was gained via compromised credentials from a third-party vendor, Fazio Mechanical Services (1) (2) . Severity of Impact The breach led to the disclosure of 40 million credit and debit card numbers and 70 million records containing personal information, marking it as one of the significant incidents in retail data breaches. https://securityblueprints.io/data-breaches/adobe-2013-data-breach/ Thu, 03 Oct 2013 00:00:00 +0000user@example.com (Niels Provos) https://securityblueprints.io/data-breaches/adobe-2013-data-breach/ Executive Summary In October 2013, Adobe became the victim of a cyberattack that compromised nearly 153 million user records, ranking as one of the largest breaches in cybersecurity history (source ). The attack resulted in the exposure of encrypted customer credit card information and user account details, prompting concerns about Adobe’s cybersecurity protocols (source ). Key Details Breach Discovery: Internal discovery occurred on September 17, 2013, with public disclosure by Adobe on October 3, 2013 (source ). https://securityblueprints.io/data-breaches/court-ventures-experian-data-breach/ Tue, 01 Oct 2013 00:00:00 +0000user@example.com (Niels Provos) https://securityblueprints.io/data-breaches/court-ventures-experian-data-breach/ Executive Summary In October 2013, a significant data breach involving Court Ventures was publicly reported. This breach followed Experian’s acquisition of Court Ventures in March 2012 and involved unauthorized access to a database containing sensitive information of approximately 200 million individuals. The breach was perpetuated by Hieu Minh Ngo, a Vietnamese national, exploiting the database via a business relationship between Court Ventures and US Info Search. Compromised data included Social Security numbers and credit card details (source ). https://securityblueprints.io/data-breaches/heartland-payment-systems-data-breach/ Wed, 26 Dec 2007 00:00:00 +0000user@example.com (Niels Provos) https://securityblueprints.io/data-breaches/heartland-payment-systems-data-breach/ Executive Summary Heartland Payment Systems experienced a major data breach compromising approximately 130 million payment card records, marking one of the largest breaches involving consumer credit and debit card information. The breach originated from SQL injection attacks and malware deployment starting around December 26, 2007, and was discovered by authorities in October 2008. Public disclosure followed on January 20, 2009. This information is corroborated by multiple sources (source , source , source ). https://securityblueprints.io/data-breaches/tjx-companies-inc.-data-breach/ Fri, 01 Jul 2005 00:00:00 +0000user@example.com (Niels Provos) https://securityblueprints.io/data-breaches/tjx-companies-inc.-data-breach/ Executive Summary The TJX Companies Inc., a major retailer with brands such as TJ Maxx and Marshalls, suffered a significant data breach disclosed in January 2007, affecting approximately 94 million records. The breach revealed critical vulnerabilities in TJX’s data protection protocols and stands as one of the largest security incidents in retail history. Key Dates Initial Intrusion: July 2005 Discovery: December 2006 Public Disclosure: January 17, 2007 (source ) Severity of Impact The data breach involved 94 million records, including credit and debit card data and personal information such as driver’s license numbers.