OpenAI has announced an exciting, limited-time promotional offer providing ChatGPT Go Free at no cost for 12 months for eligible users in India. This promotion started on November 4, 2025. If you qualify, now is the time to redeem this free subscription. Key Promotion Details • Offer: 12 months of ChatGPT Go at no cost. • Availability: The offer is available now for redemption from the ChatGPT web or the Google Play store. It will be available to redeem from the Apple App Store starting next week. • Duration: This is a limited-time offer and may be ended by OpenAI…
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Learn everything about the HTTP 302 status code (Temporary Redirect). Understand its meaning, use cases, SEO impact, examples in Apache, Nginx, PHP, and how to avoid open redirect vulnerabilities. The HTTP 302 status code is one of the most commonly encountered response codes in web development and server administration. It indicates that the requested resource has been temporarily moved to a different URI (Uniform Resource Identifier). In simpler terms, it tells the browser or client: “The page you’re looking for is somewhere else – for now.” What Is HTTP 302? HTTP 302, also known as “Found” or “Temporary Redirect”, is…
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Learn how to search file by name in a Linux server using find, locate, and grep commands. Step-by-step examples, best practices, and tips for system administrators. When managing a Linux server, it’s common to search for files by their names whether you’re troubleshooting, locating configuration files, or tracking down logs. Fortunately, Linux offers powerful command-line tools to find files efficiently. In this guide, we’ll explore several methods to search for a file by name in Linux using commands like find, locate, and grep. Search File by Name 1. Using the find Command The find command is the most flexible and…
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Learn how to convert SSH key to PEM format on Linux using ssh-keygen. Follow this step-by-step guide to safely convert your RSA 4096-bit private key for compatibility with legacy systems and applications. SSH keys are widely used for secure server access, and RSA 4096-bit keys provide strong encryption. In some cases, you may need to convert your private SSH key to PEM format for compatibility with certain applications, tools, or older SSH clients. This guide explains how to perform the conversion safely on Linux. Why Convert SSH Key to PEM Format? Modern OpenSSH keys are often generated in the newer…
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Learn how to generate a secure SSH RSA 4096-bit key with step-by-step instructions for Linux, macOS, and Windows. Protect your servers and Git repositories with best practices for SSH key management, key permissions, and deployment. Secure Shell (SSH) keys are the backbone of secure remote authentication for servers, cloud services, and version control systems. Among the available key types, RSA 4096-bit keys provide a high level of security and broad compatibility, making them ideal for both enterprise and personal use. Generating a strong RSA key pair ensures encrypted communication between a client and a server, protecting credentials and sensitive data…
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Discover the history of Go (Golang). Learn how Rob Pike, Ken Thompson, and Robert Griesemer created it at Google to solve complexity, and see how goroutines and simplicity led to its rise. Go, also known as Golang, is a statically typed, compiled programming language designed for simplicity, efficiency, and scalability. Known for its high performance and ease of use in concurrent programming, Go has become a popular choice for cloud computing, DevOps tools, and modern web applications. Understanding its history helps developers appreciate its design philosophy and evolution in the software landscape. History of Go: Origins and Motivation Go was…
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Collaboration between developers and security teams is critical for building secure and reliable software. However, due to differing priorities, knowledge gaps, and process challenges, several difficulties often arise. Below is a checklist of common issues observed in development and security interactions. DevSec Conflict: 1. Communication and Collaboration 2. Conflicting Priorities 3. Knowledge and Awareness Gaps 4. Tooling and Integration Challenges 5. Process and Governance Issues 6. Vulnerability Management Difficulties 7. Cultural and Organizational Barriers 8. Post-Deployment Gaps 9. Resource Constraints 10. Compliance and Audit Friction By reviewing and addressing these difficulties proactively, organizations can improve collaboration between developers and security…
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Learn how to harden SSH and Access Control Hardening on Ubuntu and openSUSE Linux servers using proven commands, configuration examples, and outputs. Strengthen system security and compliance with best practices for SSH hardening. Key advantages of Access Control Hardening: Comprehensive Access Control Hardening Steps 1. Disable Root Login Root login via SSH is one of the most targeted attack vectors. Disabling root access prevents attackers from brute-forcing the default “root” account. Commands (Ubuntu & openSUSE): Verify: Expected Output: Explanation: This ensures only non-root users can connect. Admins must log in with their personal accounts and use sudo for privileged operations.…
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Learn how to set up a Go web service as a system-level service on Ubuntu using systemd. This step-by-step guide helps you automate startup, improve reliability, and ensure smooth server deployment for production. If you’ve built a Go (GoLang) web service and want it to run automatically on server startup, the best approach is to configure it as a system-level service using systemd. This ensures your Go application runs reliably, restarts automatically on failure, and integrates seamlessly with the Ubuntu server environment. In this guide, we’ll walk you through every step from compiling your Go program to creating a systemd…
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Learn how to add number of days to current date in Go using the time package. Step-by-step example with code snippet and explanation. Perfect for Go developers on Linux, Windows, and macOS. Working with dates and time in Go (Golang) is a common task in software development — especially for handling schedules, deadlines, logs, and report generation. If you’re looking to add a specific number of days to the current date in Go, this guide will show you a simple and efficient way to do it using the time package. Why You Need to Manipulate Dates in Go? In real-world…