Security | Threat Detection | Cyberattacks | DevSecOps | Compliance

Biggest Data Breaches in Telecommunications (Updated September 2026)

Telecommunications providers sit at the center of modern life, carrying the calls, messages, locations, account credentials, and identity data that connect billions of people and businesses. Which makes them uniquely valuable targets: criminals want subscriber records they can monetize, while nation-state actors want access to the networks themselves. The biggest telecom data breaches show how quickly weak security measures can escalate from a customer privacy incident into a national security event.

Is "Assume Breach" No Longer Enough?

For more than a decade, security strategies have been shaped by the principle of "assume breach." But what if the next evolution of cybersecurity requires a different assumption? In this clip, Rik Ferguson discusses why organizations should begin building and testing security architectures based on the expectation that attackers will increasingly be autonomous and non-human, and why defenses must evolve accordingly.

What You Need to Know about the CareCloud Data Breach

CareCloud, Inc. is a publicly traded healthcare technology company headquartered in Somerset, New Jersey. The company provides electronic health records, medical billing, practice management, and revenue cycle services to more than 45,000 healthcare providers across the United States. Because it stores patient records and billing information on behalf of hospitals, doctors' offices, and other medical practices, CareCloud holds sensitive data belonging to millions of patients.

What You Need to Know about the Microsoft Azure Employee Data Breach

A threat actor using the alias TheHatman is selling employee databases allegedly stolen from the Microsoft Azure cloud environments of some of the world's largest companies. Beginning on July 31, 2026, the cybercriminal posted a series of listings on underground forums advertising data dumps from at least nine major organizations, claiming the records were downloaded directly from corporate Azure tenants using compromised credentials.

Third-Party Vendor Risk Management: Lessons From the TPWD and Carnival Breaches

In June, the Texas Parks and Wildlife Department (TPWD) disclosed that a vendor running its hunting and fishing license system had been compromised, potentially exposing personal data belonging to more than three million people. Weeks earlier, Carnival Corporation confirmed that an attacker had socially engineered an employee into granting access to part of its IT environment, affecting close to six million individuals. Different sectors. Different attack paths.

When the Breach Isn't Yours, But the Risk Still Might Be

Every time a cyber breach breaks headlines, leadership teams pose the same urgent question: Does this affect us? But a third-party risk team is likely already asking: Was one of our vendors, suppliers, partners, or other third parties involved? And increasingly: What if it was not our direct vendor, but one of theirs?

Security Strategies That Help Minimize Data Breach Risks

Data compromises happen daily, creating massive headaches for companies of all sizes. Cyber criminals constantly find fresh entry points into modern networks. Smart business leaders focus on proactive defense methods to stay ahead of bad actors. Simple systemic upgrades can keep sensitive customer records safe from harm.

Beyond Firewalls: The Role of Physical Security in Data Protection

When we talk about data protection, we almost always focus on the digital side. We discuss firewalls, malware, phishing scams, and encryption. While these digital defenses are definitely crucial, they're only half the story. A locked digital door doesn't help if an intruder can just walk in physically and take the server. Real data security needs a strategy that goes beyond the screen and into the physical world where your data actually lives.

What You Need to Know about the Medtronic Data Breach

Medtronic Plc is an American-Irish medical device company founded in 1949. As one of the largest medical device companies in the world and with over 90,000 employees, the company operates in about 150 countries. Its products treat 70 health conditions, helping an estimated 75 million people globally every year. Earlier in 2026, the company was the victim of a cybersecurity incident that impacted some of its corporate IT systems.