Cloud security content covers the tools, policies, and best practices needed to protect data, applications, and infrastructure hosted in cloud environments. Topics include shared responsibility models, cloud misconfiguration prevention, encryption, and monitoring across public, private, and hybrid cloud deployments.
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In April 2022, researchers at Wiz discovered that Microsoft Azure's PostgreSQL Flexible Server had vulnerabilities allowing cross-account database access. They called it ExtraReplica, and it affected thousands of Azure databases. This wasn't a theoretical exercise — it was a real demonstration that security in cloud computing remains
The Misconfiguration That Exposed 3.8 Billion Records In June 2021, researchers discovered an unsecured Elasticsearch instance containing 3.8 billion records — names, emails, phone numbers, and social media profiles compiled from scraped and breached data. It sat wide open on the internet. No password. No access controls. Just a
In April 2021, a misconfigured cloud storage bucket at a major Android app developer exposed the personal data of over 100 million users. Names, emails, passwords, chat messages — all sitting in plain view because someone forgot to toggle a single setting. This wasn't an exotic zero-day exploit. It
The Misconfigured Bucket That Exposed 540 Million Records In 2019, researchers at UpGuard discovered that Facebook app developers had stored hundreds of millions of user records in Amazon S3 buckets with public access enabled. No hacking. No zero-day exploit. Just a misconfiguration checkbox that nobody reviewed. That single oversight sits
The Misconfiguration That Exposed 100 Million Records In 2019, Capital One learned the hard way that a single misconfigured web application firewall in AWS could expose the personal data of over 100 million customers. The breach cost the company more than $270 million in fines and remediation. That incident wasn&
The SaaS Sprawl Nobody's Watching In 2023, a single misconfigured Salesforce Community site exposed sensitive health records from a government agency in Vermont. The data was public for months before anyone noticed. The application wasn't hacked in any traditional sense — it was simply left open because
A Single Misconfigured Bucket Cost Them Everything In 2023, Toyota disclosed that a cloud misconfiguration had exposed the vehicle location data of 2.15 million customers for over a decade. The root cause wasn't a sophisticated threat actor. It was a single storage bucket set to public instead
The Misconfiguration That Exposed 100 Million Records In 2019, a former Amazon Web Services employee exploited a misconfigured web application firewall to breach Capital One's cloud infrastructure. The result: over 100 million customer records exposed, a $190 million class-action settlement, and an $80 million fine from the OCC.
One Unapproved App Cost a Hospital Network $3 Million In 2023, a regional hospital system discovered that a department had been using an unapproved file-sharing tool to exchange patient records for over a year. The tool had no encryption, no access controls, and no audit trail. When an attacker exploited
