Author: Sajjad Ahmed

Sajjad Ahmed is the founder of techXabc and co-founder of GadgNow, recognized for his in-depth knowledge and passion for technology. A dedicated tech blogger, Sajjad covers a range of topics, including artificial intelligence, cybersecurity, gadget reviews, data science, and cloud computing. With a focus on practical insights and trends, his work aims to keep tech enthusiasts informed and engaged. Sajjad’s expertise and consistent research make him a trusted resource for anyone looking to stay updated on the latest in the tech world.

In today’s digital world, securing your passwords is no longer optional — it’s a necessity. But with so many password managers on the market, how do you choose one that is easy to use, offers modern features, follows zero-knowledge architecture, and doesn’t break the bank? In 2025, the demand for privacy-first tools has grown significantly, and users want the perfect blend of security, simplicity, and affordability. The good news? You don’t have to spend a fortune to get enterprise-grade protection. Understanding Zero-Knowledge Architecture Zero-knowledge architecture means that the password manager’s servers never have access to your master password or the…

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Proton Authenticator is a newly launched, privacy-focused 2FA (Two-Factor Authentication) app introduced by Proton on July 31, 2025. Known for Proton Mail, Proton VPN, and Proton Drive, the company has now stepped into the authentication space with a secure, user-controlled, and fully encrypted solution entirely free of cost. The app is built to offer powerful security features without collecting user data. It allows you to store and generate time-based one-time passwords (TOTP) and HMAC-based OTPs, giving you complete control over your 2FA needs — whether you’re securing your email, social accounts, or crypto wallets. Yes, Proton Authenticator is 100% free.…

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In 2025, digital threats have evolved—subtle, fast, and increasingly deceptive. Chromebooks, known for their lightweight design and cloud-first approach, have long been considered “safe” compared to traditional laptops. But that narrative is changing. As more users rely on Chrome OS for both personal and professional tasks, security is no longer optional—it’s essential. So, what’s the best antivirus for Chromebook in 2025? Let’s break it down, with human clarity and tech-smart logic. Chromebooks operate within Google’s secure sandboxed ecosystem. They’re equipped with built-in virus protection, verified boot, and automatic updates. Still, no system is invincible. The threats of 2025 aren’t the…

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In the digital age, password management is a serious issue. With every app, email, social media, and financial service requiring unique and strong passwords, remembering them all is nearly impossible. That’s where password managers come in. Two popular names in this space are NordPass and Bitwarden. If you’re confused about which one to choose for managing your passwords securely and easily, this article will explain both in plain, understandable language – without any complicated comparisons or charts. Understanding Password Managers A password manager is a tool that stores your login credentials (like usernames and passwords) in a safe, encrypted vault.…

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For years, Bitcoin has dominated the spotlight in the cryptocurrency space. But now, a quiet revolution is underway. While Bitcoin remains the pillar of the crypto world, retail investors — everyday people, not institutions — are increasingly setting their sights on altcoins. From Ethereum to Solana, from XRP to Polkadot, the shift is visible, and the data supports it. In recent weeks, the surge in retail interest in altcoins has reached an all-time high. Social media platforms are buzzing with discussions on small-cap altcoins, Telegram and Discord groups are witnessing massive inflows of new users, and on-chain activity reveals something…

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Artificial Intelligence (AI) has revolutionized industries across the globe, from healthcare and finance to transportation and content creation. However, as AI becomes more advanced and widespread, it brings with it a set of environmental challenges — one of the most surprising being water consumption. While the average person may think of AI as just “code” running in the cloud, the reality is far more complex. Every query you make to a large AI model, such as ChatGPT, triggers powerful computing processes in data centers, which in turn require massive amounts of energy and cooling. And that’s where water comes in.…

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Artificial Intelligence is no longer a luxury for big tech companies—it’s now a fast-growing industry with hundreds of startups and public companies building real solutions for healthcare, education, defense, and daily life. And while major AI stocks like Nvidia and Palantir grab headlines, some of the most exciting investment opportunities lie under the radar—in stocks that are still trading under $5. In this article, we’ll explore three of the best AI stocks currently under $5. These companies are making real progress in AI innovation, and they are available at prices that almost any investor can afford. Here’s what you need…

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In today’s digital age, the most secure and affordable password manager is not a luxury—it is a necessity. With countless online accounts and a growing number of data breaches, managing passwords securely has become critical for both individuals and businesses. This comprehensive guide explores the most secure and affordable password manager, detailing its technology, features, pricing, and why it stands out from the competition. The most secure and affordable password manager combines advanced encryption technology with user-friendly features at a budget-friendly price. After extensive analysis and testing, Bitwarden stands out as the top choice. Bitwarden offers military-grade security, cross-platform support,…

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As 2024 unfolds, the rapid evolution of technology is driving significant changes across industries and everyday life. Staying updated with the latest trends is vital for businesses and tech enthusiasts alike. Here are the top 6 new technology trends for 2024, along with their advantages and potential impact. Here is the Top 6 New Technology Trends for 2024 1. AI-Driven Personalization AI-driven personalization is set to revolutionize customer interactions in New Technology Trends for 2024. By leveraging artificial intelligence, businesses can offer highly tailored experiences, from personalized content delivery to customized product recommendations. Advantages: 2. Quantum Computing Breakthroughs Quantum computing…

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For those living abroad, messaging apps like LINE and WhatsApp are essential for staying connected with family and friends. How to use WhatsApp on your PC? LINE is popular for communicating with loved ones in Japan, while WhatsApp is widely used for both local and international contacts. If you prefer typing on a keyboard rather than a smartphone’s touch panel, using WhatsApp on your computer can be incredibly convenient, especially when you’re at home. In this guide, we’ll show you how to set up and use WhatsApp on your PC. Just make sure you have your smartphone with WhatsApp ready,…

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