Data Breaches

The Aadhaar data breach wasn't your typical smash-and-grab cyberattack. It exposed the personal information of over a billion Indian citizens, making it one of the largest data exposures in history. This incident highlighted major security vulnerabilities in a national identification system, serving as a stark reminder that even government-managed databases aren't immune to compromise.

The Adobe data breach remains one of the most infamous cybersecurity incidents, impacting millions across various industries. This high-profile attack targeted sensitive user data, exposing the need for stronger security practices. From leaked customer information to source code theft, the breach highlighted significant vulnerabilities that organizations must address to prevent future compromises.

The Alibaba Data Breach is one of the most significant cybersecurity incidents in recent history, exposing 11 billion pieces of data reportedly harvested from its cloud platform. This breach primarily targeted user information, raising serious concerns about data privacy and security. It serves as a reminder of the critical need for robust cybersecurity measures across digital ecosystems.

The Anthem data breach remains one of the largest healthcare data breaches in U.S. history, targeting a leading health insurer and exposing sensitive information of millions. This high-profile cyberattack revealed systemic vulnerabilities and reinforced the importance of robust cybersecurity measures in the healthcare industry.

The 2015 Ashley Madison data breach stands as one of the most infamous examples of a cyberattack targeting sensitive user information. Hackers exposed the personal data of millions of users from a website marketed for discreet extramarital affairs, causing widespread public and personal fallout. This breach raised critical questions about user privacy, data protection, and cyber resilience.

The Bitly data breach stands as a stark reminder of the growing threat of cyberattacks on online services. This breach targeted the popular URL shortening service, exposing user credentials and potentially sensitive access keys. The incident highlighted security gaps and emphasized the importance of robust protection measures for SaaS platforms.

The Bybit cryptocurrency exchange data breach, discovered in early 2025, rocked the crypto community. The attackers targeted sensitive customer data, causing widespread concern. This incident highlights the urgent need for robust security in the cryptocurrency sector and serves as a cautionary tale about the evolving nature of cyberattacks.

The CAM4 data breach stands as a cautionary tale in cybersecurity, revealing how massive data exposures can impact millions globally. Targeting the users of the adult live-streaming platform, this breach leaked billions of sensitive records. From personal information to IP addresses, the fallout underscores the necessity of robust cybersecurity defenses and vigilance against vulnerabilities.

On May 24, 2019, Canva, a popular graphic design platform, fell victim to a massive data breach that exposed sensitive information related to millions of its users. This breach serves as a stark reminder of the growing risk of cyberattacks on SaaS platforms and underscores the need for stringent security measures for both companies and consumers.

The Capital One Data Breach was one of the largest and most alarming cybersecurity incidents in recent history. Targeting the financial giant, this breach compromised sensitive customer data, exposing millions to potential fraud and identity theft. Discovered in July 2019, it highlighted serious vulnerabilities in cloud security and underscored the critical need for robust cybersecurity measures.

The Comcast data breach was uncovered in early 2025 when attackers, linked to the Medusa ransomware group, claimed to have compromised the company’s systems. The breach resulted in the exposure of customer Personally Identifiable Information (PII), including names, addresses, and account information. It is part of a broader trend of sophisticated ransomware operations targeting large corporations.

The Crowdstrike Microsoft outage data breach sent shockwaves through the tech and business communities, impacting key services and countless users worldwide. Targeting Microsoft’s cloud services, this breach revealed vulnerabilities that caused widespread service disruptions and raised concerns about cybersecurity resilience in today’s interconnected digital environment.

The DoorDash data breach is a stark reminder of how critical cybersecurity vigilance is for businesses. Targeting both customers and employees, this breach resulted in the exposure of sensitive personal data, affecting millions. With identifiable information at risk, the incident highlights key vulnerabilities in vendor management and data protection practices.

The Dropbox data breach was a significant cybersecurity event that compromised the credentials of millions of users. Targeting personal and business accounts, the breach exposed sensitive data on a massive scale, underscoring the importance of robust cyber defenses. This incident, part of a larger campaign exploiting weak password practices, highlights crucial lessons for individuals and businesses alike.

The Equifax data breach is one of the most infamous cybersecurity incidents in recent history, exposing the personal data of millions of individuals and shaking public trust in the credit reporting giant. Discovered in 2017, this breach highlighted severe vulnerabilities and served as a wake-up call for organizations across all industries to bolster their security defenses.

The Experian data breach was a significant cybersecurity incident that exposed sensitive information affecting millions of individuals and businesses. This breach highlighted the risks posed to organizations managing large volumes of personal and financial data. Below, we’ll examine the breach, its impact, and the critical lessons it offers for bolstering cybersecurity resilience.

The Facebook Cambridge Analytica data breach rocked the world, exposing the vast vulnerabilities in handling personal data on social media platforms. This scandal involved the unauthorized harvesting of millions of Facebook users' personal information by Cambridge Analytica for political advertising. Its enormous impact brought global discussions on data privacy, corporate accountability, and regulatory reform.

The Facebook data breach stands out as one of the largest cyber incidents in recent history, impacting millions of users worldwide and exposing sensitive personal data. The breach not only highlighted vulnerabilities within Facebook’s systems but also led to a global conversation about data privacy and cybersecurity. This guide walks you through what happened, its far-reaching implications, and crucial takeaways to strengthen cybersecurity resilience.

The First American Financial Corp data breach was a significant cybersecurity incident that exposed sensitive customer data, causing widespread concern across industries. Discovered in 2019, this breach impacted millions, compromising personal and financial information. It serves as a cautionary tale for businesses regarding the importance of robust cybersecurity measures and data protection practices.

The Google+ data breach was a significant cybersecurity incident that exposed sensitive user data from the now-defunct social media platform. Discovered in 2018, the breach impacted hundreds of thousands of user profiles, including personal information such as names, email addresses, occupations, and more. This incident highlighted the importance of proper vulnerability management and led to the expedited shutdown of Google+.

The Hacking Team data breach stands as one of the most notorious breaches in cybersecurity history. Targeting an organization known for selling surveillance software to governments and law enforcement, the breach exposed internal documents and sensitive data, raising global concerns about privacy and ethics. This breach not only compromised Hacking Team’s operations but also revealed the controversial practices of its clients and products.

The Home Depot data breach stands as one of the most significant cybersecurity incidents to date, exposing sensitive customer data and highlighting critical vulnerabilities in retail cybersecurity. Targeting the retail giant's payment systems, this breach affected millions, leading to financial and reputational consequences. Here, we'll break down what happened, its impact, and the key lessons for improving resilience against similar threats.

The Intel Data Breach has shaken the cybersecurity world, exposing vulnerabilities in even the most prominent organizations. Targeting Intel’s internal infrastructure, the breach compromised sensitive employee and operational data, raising alarms across industries. This incident underscores the urgent need for robust defenses against evolving cyber threats.

The Intelbroker Data Breach stands out as a major cybersecurity incident with far-reaching impacts. Targeting both corporate and private entities, this breach exposed sensitive information, causing widespread concern across multiple industries.

The IRLeaks attack on Iranian banks stands as a cautionary tale for both organizations and cybersecurity professionals, exposing critical vulnerabilities in financial systems. This breach, targeting multiple Iranian banks, led to the compromise of sensitive financial and personal data, shaking public trust and showcasing the devastating impact of sophisticated cyberattacks. Below, we break down the incident, its timeline, and the lessons it offers for bolstering cybersecurity defenses.

When vulnerabilities go unpatched, cybercriminals are quick to exploit the gap—and that's exactly what happened with the Ivanti mass zero-day exploits. This breach targeted government and enterprise systems globally, leveraging unpatched vulnerabilities in Ivanti's Endpoint Manager Mobile (EPMM). The outcome? Sensitive data exposure, operational disruption, and heightened scrutiny on patch management practices.

The JP Morgan Chase data breach stands as one of the most notable cybersecurity incidents in recent years, impacting millions of customers and exposing sensitive financial information. This massive breach has underscored the critical importance of robust cybersecurity practices to prevent similar incidents in the future.

The LinkedIn data breach was a major security incident involving the personal information of millions of users. First reported in June 2021, the breach resulted in hackers scraping data from nearly 700 million accounts. The incident, one of the largest of its kind, raised significant concerns about privacy, data exposure, and cybersecurity practices.

The Lumin PDF data breach came to light in 2020, exposing sensitive user information associated with the popular cloud-based PDF editor. This breach involved the unauthorized access and public exposure of data belonging to an estimated 24 million users. The breach included sensitive Personally Identifiable Information (PII) and was later confirmed to stem from a database misconfiguration.

The 2018 Marriott data breach was a colossal security incident that exposed the personal information of hundreds of millions of guests. Stemming from the acquisition of Starwood Hotels, this breach compromised sensitive data like passport numbers and payment details, highlighting the critical need for thorough due diligence during corporate mergers and acquisitions. This one was a doozy.

The Medisecure data breach was a major cybersecurity incident that targeted the healthcare sector, exposing sensitive information of millions of individuals. This breach has highlighted glaring vulnerabilities in protecting healthcare data and underscored the critical need for robust cybersecurity measures. Here’s a comprehensive look at what happened, its impact, and what organizations can learn to prevent similar incidents.

The Microsoft Customer Support data breach revealed a significant security lapse, exposing sensitive customer information. Affecting 250 million records, the breach highlighted vulnerabilities in misconfigured cloud services. With substantial implications for cybersecurity, it serves as a reminder of why vigilance in data protection is paramount.

The MongoDB data breach has shaken the cybersecurity landscape, exposing critical vulnerabilities in unsecured databases. This breach, primarily targeting unsecured MongoDB installations, compromised sensitive data and highlighted the risks of poor database security practices. With millions of records leaked online due to misconfigurations, the incident serves as a wake-up call for organizations to strengthen database security protocols.

The NASA data breach has become a prominent case highlighting the importance of cybersecurity even for highly advanced organizations. This breach compromised sensitive employee data, raising serious concerns about information security and resilience against cyber threats. Below, we’ll break down what happened, its impact, and key takeaways to help businesses bolster their defenses.

The 2024 National Public Data Breach was one of the largest and most devastating cyber incidents in recent history. Targeting critical government infrastructure and private sector partners, this breach exposed sensitive information belonging to millions of individuals. Its impact rippled through various industries, raising alarm across cybersecurity communities due to its unprecedented scale.

The Neopets data breach sent shockwaves through its global fanbase when a massive cyber attack compromised sensitive user data. This breach targeted the popular virtual pet website, exposing millions of users' information and highlighting the vulnerabilities in legacy systems. Here's what happened, its impact, and lessons organizations can learn to strengthen their cybersecurity defenses.

The Panera Bread data breach serves as a cautionary tale in the cybersecurity landscape, exposing critical vulnerabilities in systems and the consequences of insufficient safeguards. First discovered in 2024, this breach compromised personal data belonging to customers, creating significant reputational and financial challenges for the organization. Below, we’ll explore every detail of this incident, from what happened to lessons for businesses and individuals alike.

The Reddit data breach shocked the tech world, highlighting the importance of robust cybersecurity measures. Targeting employee accounts, the attackers gained unauthorized access to sensitive internal data through a sophisticated phishing campaign. This breach exposed internal documents, code, and limited advertiser information, raising significant concerns about user data integrity and corporate security.

On July 15, 2025, the Salt Typhoon attacks sent shock waves through the global cybersecurity landscape. Targeting critical infrastructure and private-sector networks, this breach represented one of the most sophisticated state-sponsored cyberattacks to date, with devastating impacts on data security and operational continuity. Here’s everything you need to know about the Salt Typhoon data breach, its aftermath, and what it teaches us about resilience in cyberspace.

The Slack Data Breach sent shockwaves through the tech industry, leaving businesses and users alike questioning the security of their digital communications. This significant breach exposed sensitive data, highlighted glaring vulnerabilities, and underscored the growing risk posed by cyberattacks on collaborative platforms. Here’s a detailed overview of what happened, its impact, and what we can all learn from it.

The Snapchat Data Breach shook the cybersecurity world, exposing sensitive information of millions of users and highlighting critical vulnerabilities in online platforms. This breach targeted the globally popular social media service, putting personal data at risk and raising questions about digital safety. Here's everything you need to know about what happened, its impact, and how to stay protected.

The 2024 Snowflake Data Breach made headlines as one of the most impactful security incidents of the year. Targeting Snowflake’s cloud data warehouse platform, the breach exposed sensitive customer information, disrupted business operations, and raised significant questions about cloud security. Here’s a detailed overview of what happened, its effects, and how we can all take action to bolster cybersecurity resilience.

The Sony PlayStation data breach serves as a stark reminder of the vulnerabilities facing even the most prominent organizations. Specifically targeting Sony’s PlayStation Network (PSN), this breach resulted in a massive leak of user data, affecting millions of accounts. The incident caused significant downtime, financial repercussions, and a loss of trust among users, emphasizing the critical need for robust cybersecurity measures.

The Spotify Data Breach highlights the vulnerabilities of even the most popular and trusted platforms. Targeting user accounts, this breach involved credential-stuffing attacks that exposed sensitive information and disrupted account access for many. With millions affected, it's a stark reminder of the constant need for robust security measures and vigilance in safeguarding personal data.

The T-Mobile Data Breach left millions of customers vulnerable, shaking trust in the telecommunications giant. This cyberattack exposed sensitive user information, highlighting the importance of robust cybersecurity measures. From what happened to lessons learned, this comprehensive overview breaks down the key details to help businesses and individuals protect themselves.

The Target data breach stands as one of the most infamous cybersecurity incidents in history, exposing millions of customers’ personal data. Hackers infiltrated Target’s systems in late 2013, harvesting sensitive payment and contact information. This breach not only triggered financial losses for Target but also highlighted significant vulnerabilities in retail cybersecurity practices.

In 2016, a massive data breach exposed the account details of millions of Telegram users, a popular encrypted messaging app. This incident highlighted vulnerabilities not in Telegram's encryption, but in how user data was handled and accessed. The breach served as a wake-up call about the risks of API exploitation and the importance of comprehensive security measures beyond just message encryption.

The 2024 Transport for London data breach was a major cybersecurity incident impacting the public transport authority for Greater London. Attackers gained unauthorized access to a system containing customer data from its Oyster and contactless payment schemes. The breach exposed personal information, raising concerns about identity theft and financial fraud for millions of users.

The Ticketmaster data breach of May 2024 sent shock waves across industries as personal and financial details of potentially 560 million customers were exposed. Targeting one of the largest global ticket sales platforms, this cyberattack highlighted critical vulnerabilities in third-party integrations and sparked widespread concerns about user data security.

The UK Ministry of Defence (MOD) faced a significant data breach in 2025, resulting in the exposure of sensitive military and civilian information. With nearly 19,000 individuals impacted, this breach poses grave concerns for national security and personal safety. This profile explores what happened, its impact, and the lessons organisations can learn to bolster cybersecurity defences.

The Under Armour MyFitnessPal data breach exposed sensitive information of millions of users, marking one of the largest breaches in 2018. Affecting the popular fitness app, this incident highlighted critical vulnerabilities in data security and user privacy protections. With 150 million accounts compromised, this breach underscores the importance of robust cybersecurity measures for digital platforms handling personal information.

The US Treasury Department faced a significant data breach that became a wake-up call for governments and organizations worldwide. This attack targeted critical systems, exposing sensitive data and raising concerns about national security. Below, we’ll break down the breach, its implications, and how organizations can strengthen their cybersecurity defenses.

The Vodafone data breach serves as a stark reminder of the challenges businesses face in safeguarding sensitive information. Targeting telecommunications infrastructure, this breach exposed the data of millions of users, amplifying concerns over privacy and cybersecurity vulnerabilities. The aftermath underscored key lessons in resilience, prevention, and strategic response to mitigate future threats.

The Weibo data breach made headlines as one of the most significant cybersecurity incidents in recent years, exposing sensitive data of millions of its users. This attack impacted over 538 million individuals, leaking personal information widely and underscoring the risks of weak security measures. Here’s everything you need to know about the breach, its implications, and how to safeguard against similar threats.

A massive data breach hit WhatsApp users when phone numbers from 84 countries were scraped and put up for sale online. This incident exposed nearly 500 million user phone numbers, highlighting a significant privacy failure for the Meta-owned messaging giant and putting millions at risk of phishing, smishing, and other targeted attacks.

The Yahoo data breach remains one of the most significant cybersecurity events in history, compromising billions of user accounts. Targeted by malicious actors, this breach exposed sensitive user information and highlighted severe vulnerabilities in data security. Its extensive impact serves as a powerful reminder of the importance of robust cybersecurity measures.

The Zappos data breach was a significant cybersecurity incident, exposing sensitive account information for approximately 24 million customers. This breach, discovered in January 2012, showcased vulnerabilities in data storage and protection, emphasizing the critical importance of robust cybersecurity measures to defend against potential threats.