Tag: Encryption
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What is SSL/TLS? Understanding Secure Communication in Modern Systems
In today’s digital world, security is one of the most critical aspects of communication between systems. Whether you’re building a website, an IoT device, or a mobile app, securing the data in transit is a top priority. That’s where SSL/TLS comes in. In this article, we’ll explain what SSL/TLS is, how it works, and why…
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What is MQTTS? Secure MQTT Communication for IoT Devices
In IoT systems, devices often communicate using MQTT (Message Queuing Telemetry Transport)—a lightweight and efficient publish/subscribe protocol. However, standard MQTT communication is unencrypted, which makes it vulnerable to eavesdropping and man-in-the-middle attacks. To solve this, we use MQTTS, which is simply MQTT over SSL/TLS encryption. In this article, we’ll explore what MQTTS is, why it’s…
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Writing Secure Software: Best Practices for Developers
Security is not a feature—it’s a necessity. In today’s connected world, software vulnerabilities can lead to data breaches, financial loss, and damaged reputations. Whether you’re developing a web application, desktop tool, or API, writing secure software should be a top priority from day one. This article outlines the key principles and practices developers should follow…