Putty P Hub

Putty P Hub

Your source for technology insights, tutorials, and guides.

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Latest Articles

10 Surprising Upgrades Await Your Old Google Home Mini With This $85 Hack

An $85 PCB upgrade transforms old Google Home Minis into modern, privacy-focused smart speakers with local voice processing, Home Assistant integration, and open-source software.

2026-05-07 16:55:51 · Technology

Ubuntu Under Siege: 6 Critical Insights into the DDoS Attack and Twitter Compromise Leading to a Crypto Scam

Ubuntu suffered a five-day DDoS attack; then its Twitter account was hacked to promote a fake AI agent, leading users to a phishing site that stole crypto wallet connections.

2026-05-07 16:55:10 · Linux & DevOps

11 Key Stories from the Linux World: Cyber Attacks, Open Source Wins, and Community Changes

A roundup of 11 Linux and open-source stories: Ubuntu DDoS, Copy Fail exploit, Dutch Forgejo, German standards funding, MS-DOS open-sourced, PS5 Linux, and more.

2026-05-07 16:54:00 · Cybersecurity

How to Upgrade to React Native 0.83 and Leverage Its New Capabilities

Step-by-step guide to upgrade to React Native 0.83, use new React 19.2 features (Activity, useEffectEvent), enable DevTools Network/Performance panels, and try Intersection Observer and Web Performance APIs.

2026-05-07 16:51:49 · Technology

Building VR Apps for Meta Quest: A Step-by-Step Guide with React Native

Learn how to build and deploy React Native apps on Meta Quest VR headsets with this step-by-step guide covering setup, Expo Go, development builds, and VR design tips.

2026-05-07 16:50:34 · Mobile Development

Building a Groq-Powered Research Assistant: A Step-by-Step Q&A

Learn to build a free, Groq-powered research assistant using LangGraph, tool calling, sub-agents, and memory. Step-by-step Q&A covers setup, tools, delegation, and execution.

2026-05-07 16:47:41 · Education & Careers

OpenAI's MRC Protocol: Solving the Networking Bottleneck in AI Supercomputer Training

OpenAI's MRC protocol addresses networking bottlenecks in large-scale AI training, using adaptive packet spraying and SRv6 to reduce congestion and GPU idle time.

2026-05-07 16:46:28 · Hardware

NeuralBench: The New Standard for Benchmarking Brain-AI Models

Meta's NeuralBench unifies EEG benchmarks across 94 datasets and 36 tasks, solving fragmentation in NeuroAI model evaluation with a standardized open-source framework.

2026-05-07 16:45:52 · Data Science

Cameroon's Remote Villages Get Electricity Boost: IEEE Smart Village and REI Cameroon Pioneer Open-Source Minigrids

IEEE Smart Village grant enables REI Cameroon solar minigrids with open-source metering, electrifying rural areas and transforming lives.

2026-05-07 16:44:13 · Science & Space

Real-World Tests Reveal Gaps in Bionic Technologies' Promise

Exoskeleton fails on slight sidewalk slope, showing bionic tech must prove reliability outside labs; users serve as critical testers.

2026-05-07 16:43:17 · Robotics & IoT

6G Wireless Future: Ten Breakthrough Technologies Set to Redefine Connectivity

Ten technology enablers for 6G including THz, AI/ML, RIS, ultra-massive MIMO, and photonics set to redefine wireless—implications for telecom and consumers.

2026-05-07 16:43:01 · Networking

Cybersecurity Consultant Demand Surges 30% as Cybercrime Damage Exceeds $10 Trillion Annually

Cybersecurity consultant jobs projected to grow 30% by 2034, with $10 trillion annual cybercrime damage. IEEE guide details skills and certifications needed.

2026-05-07 16:42:33 · Cybersecurity

The Zero-Day Deluge: How AI Revolutionized Firefox's Security Overhaul

Firefox patched 271 vulnerabilities found by Anthropic's Claude Mythos AI, signaling a new era where defenders can decisively outpace attackers through AI-powered discovery and rapid patching.

2026-05-07 16:40:37 · Cybersecurity

The Stealthy Saboteur: Inside the Fast16 Malware Campaign

Fast16 is state-sponsored malware that silently sabotages high-precision calculations, targeting Iran pre-Stuxnet, with implications for cybersecurity.

2026-05-07 16:40:10 · Science & Space

The Dark Side of Prediction Markets: Polymarket's Verification and Ethics Crisis

Polymarket's verification flaws lead to threats against journalists, sensor tampering, assassination markets, and insider trading, raising ethical and regulatory concerns.

2026-05-07 16:39:36 · Finance & Crypto

DarkSword: A Sophisticated iOS Exploit Chain Discovered by Google Threat Intelligence

DarkSword is a sophisticated iOS exploit chain discovered by GTIG, using six zero-days and deployed by state actors and surveillance vendors against targets in four countries. A leak expanded its use, but patching now neutralizes the threat.

2026-05-07 16:39:14 · Cybersecurity

GPU Rowhammer Attacks: New Vulnerabilities Threaten NVIDIA Ampere Hardware

New Rowhammer attacks exploit GDDR memory in NVIDIA Ampere GPUs, enabling full system compromise. Attacks include GDDRHammer and GeForge, with IOMMU-dependent and independent variants.

2026-05-07 16:38:51 · Hardware

How to Claim Your Payout from the Apple Siri Delay Lawsuit Settlement

Guide to claim $25–$95 from Apple’s Siri lawsuit settlement. Step‑by‑step for eligible iPhone 15/16 buyers. Includes prerequisites, claim process, common mistakes, and payout timeline.

2026-05-07 16:37:19 · Privacy & Law

How to Conquer the Swift Student Challenge: Your Roadmap to WWDC & Beyond

A complete tutorial on entering Apple's Swift Student Challenge: prerequisites, step‑by‑step building guide, code example, common pitfalls, and tips from 2026 Distinguished Winners.

2026-05-07 16:36:46 · Programming

Secure Your AI Agents: A Step-by-Step Guide to Governing MCP Tool Calls in .NET

Learn how to secure .NET AI agents by governing MCP tool calls with the Agent Governance Toolkit. Step-by-step guide covering installation, gateway setup, security scanning, response sanitization, and YAML policy.

2026-05-07 16:30:01 · Programming