Keploy Blog Website
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Chaos Testing Explained: A Comprehensive Guide
Chaos testing, also known as chaos engineering, is one of the most-used methodology to test the resilience and reliability of systems, and is a key part of modern resilience testing practices. Originating from Netflix’s famous Chaos Monkey tool, chaos testing has become a key practice in building robust distributed systems. In this blog we’ll be…
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Black Box vs White Box Testing: Differences & Techniques (2026)
Black box vs white box testing is one of the most common comparisons in software testing, especially when deciding how to effectively validate an application. While black box testing focuses on functionality from a user’s perspective, white box testing examines the internal code, logic, and structure of the system. Understanding the difference between the two…
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Stubbing and Verifying: My Journey to Smarter Testing 🚀
Let’s talk about stubbing and verifying – two critical tools that transformed how I approach testing. Early in my career, testing was often frustrating, slow, and full of surprises, most of them bad. I used to think testing meant running my app against real systems and crossing my fingers that everything worked. Spoiler: it rarely…
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How to Resolve the “Cannot Use Import Statement Outside a Module” Error
The "Cannot use import statement outside a module" error can be quite confusing, especially for those working with JavaScript or Node.js. This error is generally raised in a context that doesn’t recognize ES6 modules when the import statement is referred to. Therefore, discover the cause and solve it. Understanding the Error In JavaScript, modules are…
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Tracing TLS Data with Ethical and Secure Practices
Network security professionals and observability applications have been trying to trace data in secure TLS connections since a very long time now. TLS( Transport Layer Security) is an encryption protocol that is used by servers are clients for encrypting the data that they share over a connection. Specifically, it uses symmetric encryption which creates a…
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Efficient TCP Server Connection Management
TCP connections, they are everywhere, almost every online interaction you make, whether it’s streaming your favourite video, sending an important email, or just casually browsing through different websites. They are like the foundational building blocks of the internet and so it’s important for them to be consistent and reliable. As you can see TCP servers…
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Top Selenium Alternatives For Your Node js Application
Selenium has long been the standard for web automation testing, but modern web development demands more flexible, efficient, and developer-friendly solutions. Key Takeaway: For backend API testing beyond Selenium’s browser-based approach, Keploy auto-generates tests from real production traffic using eBPF — requiring zero code changes. With auto-generated mocks, non-deterministic data handling, and native CI/CD support,…
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Gorilla Testing vs Monkey Testing – What’s right for you
Imagine you’re testing a specific feature in an app, say the login page. You’ve already run your test cases, and things look fine, but you want to go further. What if you hammer this one feature repeatedly, trying to break it by using unexpected inputs or extreme scenarios? Gorilla testing is an approach that is…
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Access Control Testing: Principles, Vulnerabilities & Tools
Access control, also known as authorization, is a critical aspect of application security that ensures users can access only the resources they are permitted to use. And a failure in access control,- can lead to unauthorized data exposure, privilege escalation, or system compromise. Imagine, What if the keys to your house were lying in plain…
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What is Postgres Wire Protocol
Databases are the backbone of modern applications, enabling efficient storage and retrieval of data. But have you ever wondered why databases like PostgreSQL don’t simply use HTTP for communication? The answer lies in the specialized nature of database protocols. The PostgreSQL wire protocol is specifically designed to handle complex database tasks such as transactions, secure…
