API Breaches Are Rising: To Secure the Future, We Need to Learn from the Past

By Richard Bird

By Richard Bird, Chief Security Officer at Traceable

In the ever-evolving landscape of cybersecurity, it’s concerning to witness a persistent rise in breachesThe underlying issue? The consistent sidelining of API security. Despite the transformative role APIs play in modern digital infrastructures, they remain an underestimated component in many security strategies. This oversight isn’t merely a lapse; it’s a gaping vulnerability. Without vigilant monitoring and robust protection, APIs become inviting gateways for adversaries seeking unauthorized access.

In 2022, the digital realm witnessed a stark reminder of this vulnerability. Twitter, rebranded as X, succumbed to an API breach, leading to the exposure of data for 5.4 million users. This incident wasn’t an isolated one. Optus, a prominent telecom entity, encountered a ransomware attack initiated through an API vulnerability. The aftermath of their decision not to pay the ransom was the compromise of data for 10 million individuals, both past and present customers.

As we navigate the latter half of 2023, the horizon remains clouded with challenges. For a brighter, more secure future, it’s imperative that we introspect, drawing insights from past API breaches.

To chart a path forward, we must dissect recent API breaches, identifying critical areas of focus that will fortify businesses against future threats.


Breach Overview: JumpCloud, an enterprise software company, faced a sophisticated attack from nation-state hackers. These adversaries exploited vulnerabilities to access the system, leading JumpCloud to reset customer API keys as a precautionary measure. The breach raised concerns about the security measures in place, especially when dealing with nation-state actors who possess advanced capabilities.

Lesson: Third-party solution providers can be a significant risk vector, especially when they’re targeted by highly skilled adversaries.

Prevention: It’s crucial to conduct thorough security assessments of third-party vendors and ensure they adhere to stringent security standards. Additionally, monitoring and real-time threat detection can help in early identification of such sophisticated attacks.


Breach Overview: In January 2023, T-Mobile found itself at the center of a cybersecurity storm, disclosing a data breach that impacted approximately 37 million customers. A malicious actor exploited a specific API, gaining unauthorized access. Alarmingly, this breach came on the heels of a previous incident, despite T-Mobile’s substantial investments in bolstering their cybersecurity defenses. The intruder maintained access for over six weeks, starting from late November 2022, before the breach was detected and addressed.

Lesson: Even with recent security enhancements, organizations can remain vulnerable, especially when they lack comprehensive visibility and control over their API inventory.

Prevention: Organizations should implement continuous API monitoring, adopt zero-trust policies for sensitive data access, and employ advanced threat detection mechanisms that can discern between legitimate and malicious API traffic patterns.


Breach Overview: Cisco, a tech giant, identified a critical vulnerability in its SD-WAN vManage software. This vulnerability allowed unauthorized API access, enabling attackers to send crafted API requests, potentially retrieving or manipulating information. The issue was not just about unauthorized access but also the potential manipulation of network configurations.

Lesson: Even industry leaders can have lapses, emphasizing the importance of continuous vigilance.

Prevention: Strict access controls for APIare essential. Organizations should also invest in automated vulnerability scanning tools and ensure that security patches are applied promptly.


Breach Overview: Razer, a renowned tech company, faced two significant security incidents. The recent one involved a potential data leak after claims of stolen source code and encryption keys. Previously, in 2020, a misconfiguration by an IT vendor left sensitive data exposed, highlighting the risks associated with third-party integrations.

Lesson: Continuous oversight and third-party integrations can introduce vulnerabilities, making it essential to have a robust security review mechanism.

Prevention: Regular security audits and third-party risk assessments are crucial. All configurations, especially those by external parties, should undergo rigorous security checks.


Breach Overview: QuickBlox, a platform offering chat and video calling solutions, had critical vulnerabilities in its software development kit and APIs. These vulnerabilities could allow attackers to access and steal personal data of millions of users. The breach underscored the challenges of securing modern software architectures, especially when theare widely used across industries.

Lesson: As software architectures evolve, they can introduce new vulnerabilities if not designed with a security-first mindset.

Prevention: A security-first approach in software development is essential. Regular updates, patches, and security training for developers can help in minimizing such vulnerabilities.

The Bottom Line? Holistic Data Security is Non-Negotiable

APIare the universal attack vector and demand our undivided attention. Their integral role in bridging various data layers makes them both invaluable and, if overlooked, perilous. A cybersecurity strategy that sidelines API security is akin to building a fortress but leaving the main gate unguarded. As we architect our future security blueprints, it’s essential to adopt a holistic approach, encompassing every facet of our digital infrastructure. And while innovation propels us forward, the wisdom gleaned from past breaches must serve as our guiding beacon, ensuring that history’s pitfalls aren’t repeated.


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