Cyber Security

A promotional graphic for a "Zero to Hero in 26 Days" course on Cyber Security Engineer, comparing Cyber Security Engineer vs Ethical Hacker. The left side includes the Curiosity Tech logo and text, while the right side features a silhouette with digital locks and security icons around a head.

Day 2 – Cyber Security Engineer vs Ethical Hacker: Key Differences Explained

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The confusion is natural. Both roles deal with fighting cyber threats. Both roles carry prestige in the IT ecosystem. Yet, in practice, they play very different parts in protecting organizations. Over my 20 years of experience, I’ve worked both sides of the fence—designing security architectures as an engineer and performing penetration testing in the role of an ethical hacker. What I have learned is simple:

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Infographic for Day 1 of a "Zero to Hero in 26 Days" cybersecurity engineer guide, titled "What is Cyber Security? A Beginner's Guide for 2025".

Day 1 – What is Cyber Security? A Beginner’s Guide for 2025

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When I first stepped into cyber security nearly two decades ago, the internet was a very different place. Back then, organizations were concerned about basic viruses and unauthorized access to their dial-up connections. Fast forward to 2025, cyber security has evolved into a massive global priority—shaping businesses, governments, financial systems, and even our daily lives. From smartphones to smart refrigerators, everything is connected. While this interconnected digital fabric is efficient, it has also created doors for cyber attackers to exploit.

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DevOps: Transforming Software Development and IT Operations

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What is DevOps? DevOps, a portmanteau of “development” and “operations,” is a set of practices, principles, and tools that aim to shorten the software development lifecycle and improve the quality of software delivery. It fosters a culture where development (Dev) and operations (Ops) teams work together throughout the entire application lifecycle—from development and testing to

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Cyber Security Hacking Image

Cybersecurity: Safeguarding the Digital World

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In the age of technology, where everything from personal communication to business operations is conducted online, cybersecurity has become more important than ever. As we continue to rely on the internet for nearly every aspect of our daily lives, the need for robust security measures to protect sensitive information has never been greater. Cybersecurity is

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