Rajesh Kumar

Most websites you visit will feature some sort of advertising, such as ad banners on the side of the page or a video playing within the page itself. These ads can grab your attention with outrageous claims, promotions, or promises of free products. Some ads are based on your past browsing history, making you even … Read more

🔒 Denial of Wallet Attack – Complete Guide 1. Definition A Denial of Wallet (DoW) attack is a type of cloud-specific denial-of-service (DoS) attack where the attacker doesn’t just try to exhaust system resources, but instead forces the victim to consume paid cloud resources, inflating costs until the service becomes financially unsustainable. Unlike traditional DoS/DDoS … Read more

Implementing “complete security” for Confluent Kafka involves multiple layers and controls. Here is a comprehensive scope of work for such an implementation: 1. Identity and Access Management 2. Authentication 3. Authorization 4. Encryption 5. Network Security To restrict access to your Confluent Kafka Cluster so that it is accessible only from your OFFICE, VPN Network, … Read more

You’re on the right track thinking about restricting uploads of PHP files to your Laravel public directory—this is one of the most effective defenses against webshells, backdoors, and PHP-based malware. The public folder should only have files you intend to be web-accessible, and usually only index.php (plus assets like CSS, JS, images). Below is a … Read more

In an increasingly globalized and tech-driven world, healthcare has become truly borderless. Medical tourism—the practice of traveling internationally for medical care—is now one of the fastest-growing sectors in global health. Patients are seeking faster, more affordable, and often higher-quality treatments abroad, from life-saving surgeries to elective cosmetic enhancements. Behind this booming industry is a network … Read more

Here’s a complete tutorial guide to Hyphanet, which is the new name for Freenet, a privacy-focused, censorship-resistant network that allows users to publish and access content anonymously. 🕵️‍♂️ Hyphanet – Complete Guide & Tutorial 📌 What Is Hyphanet? Hyphanet (formerly Freenet) is a peer-to-peer (P2P) anonymous network designed for free speech, whistleblowing, and privacy-preserving communication. … Read more

Here’s a complete explanation of Freenet, how it works, and its practical use cases: Freenet is a decentralized, peer-to-peer platform for anonymous publishing, file sharing, and communication. It is designed to resist censorship and provide strong privacy protections by storing and distributing encrypted data across its users’ computers. 🔐 Freenet aims to provide freedom of … Read more

Here’s a detailed explanation of I2P — what it is, how it works, and its real-world use cases: 🛡️ What is I2P? I2P stands for the Invisible Internet Project. It is an anonymous, decentralized overlay network built to protect users’ privacy and identity by encrypting and routing traffic within a private network layer. 🔐 Unlike … Read more

Here is a complete tutorial guide for Whonix — one of the most secure operating systems for anonymity, privacy, and online safety. This guide explains what Whonix is, how it works, how to install and use it, and how it compares to tools like Tor Browser and Tails OS. 🧱 Whonix – Complete Tutorial Guide … Read more