#cybersecurity physical layer
49 related articles
·3 min
Acoustic Attacks: How Speakers Can Covertly Hack Computers Without Physical Contact
Deep dive into Pwnd Blaster acoustic attack principles: how speakers and microphones create covert channels to bypass air-gapped systems. Covers attack chain analysis, real-world constraints, and defenses.
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·6 min
Separate Domains vs. Subdomains for Self-Hosted Services? A Deep Dive into Security Isolation Strategies
Deep dive into domain security architecture for self-hosted services: Should services with different exposure levels use separate domains or subdomains? Analysis of subdomain enumeration risks, defense in depth, and practical isolation strategies.
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·6 min
qsa.sh: Complete an External Server Security Scan with a Single curl Command
qsa.sh is a minimalist external server security scanning tool. Just run curl qsa.sh to get a port exposure and vulnerability report for your public IP in 30 seconds. Learn its technical architecture and pricing.
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·3 min
Numbat Open Source: A Cross-Framework AI Agent Security Detection and Response Solution Explained
Numbat is an open-source AI Agent security detection and response tool supporting cross-framework deployment with Agent behavior visibility and pre-execution interception capabilities.
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·5 min
July 24 AI Daily Brief: Flux 3 Multimodal Release, Kimi K3 Lags in Testing, Qwen Tops TTS Rankings
July 24 AI news: Black Forest Labs launches Flux 3 multimodal model, Kimi K3 lags in US-UK gov tests, Alibaba Qwen tops TTS rankings, Etched raises $300M, AMD unveils MI430X.
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·3 min
Steam Malware Attribution: How Bitcoin, Cookies, and Food Delivery Orders Identified the Attacker
Investigators traced Steam malware to its creator using Bitcoin transaction chains, Google Cookies, and Uber Eats orders—revealing how cross-referencing digital evidence destroys the illusion of online anonymity.
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·3 min
Volvo Fleet Management Platform Vulnerability Analysis: The Security Risk of One-Click Takeover of All Vehicles
Security researchers disclosed critical access control flaws in Volvo and Eicher's fleet management platform, enabling one-click takeover of all user accounts and vehicles.
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·5 min
China Weighs Restricting Top AI Model Exports as DeepSeek Develops Its Own Inference Chip
China's Commerce Ministry weighs restricting overseas access to top open-weight AI models from Alibaba, ByteDance, and DeepSeek, while DeepSeek develops its own inference chip amid a US-China AI export standoff.
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·5 min
China Weighs Restricting Top AI Model Exports, While DeepSeek Quietly Builds Its Own Inference Chip
China's Ministry of Commerce is weighing restrictions on overseas access to top open-weight AI models from Alibaba, ByteDance, and DeepSeek. Meanwhile, DeepSeek is quietly building its own inference chip and raising ~$7B in first external funding.
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YimMenuV2 Deep Dive: An Open-Source Ex…
·2 min
YimMenuV2 Deep Dive: An Open-Source Experimental Menu Tool for GTA 5 Enhanced
YimMenuV2 is an open-source experimental in-game menu tool for GTA 5 Enhanced, built in C++. This deep dive covers DLL injection, function hooking, anti-cheat risks, and reverse engineering value.
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·3 min
Apple Sues OpenAI for Trade Secret Theft, EU Bans Infinite Scroll: AI Enters the Deep Waters of Legal Oversight
Apple sues OpenAI for hardware trade secrets, EU orders Meta to disable autoplay and infinite scroll, OpenAI doubles biosecurity bounty — AI moves into legal and regulatory deep waters.
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·2 min
GPT-Red: OpenAI's Internal Red-Team Security Tool That Uses AI to Attack Its Own Models
GPT-Red is OpenAI's internal red-team tool that auto-generates prompt-injection attacks against AI agents, turning successful attacks into training data to harden future GPT models.
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·4 min
Claude Code vs. Codex vs. Cursor: A Deep Comparison of Three AI Coding Tools
Claude Code, Codex, or Cursor? This in-depth comparison covers each tool's positioning, ideal users, and how to combine them for maximum productivity in your AI coding workflow.
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·6 min
GPT-5.6 Sol Hands-On: How Multi-Agent Parallelism Is Reshaping AI Coding Workflows
Based on Fireship's review, an in-depth look at GPT-5.6 Sol's Ultra Mode multi-agent parallelism, its 91.9% Terminal Bench score, and how it differs from Claude Fable in cost, speed, and precision.
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·5 min
DCTS: A Deep Dive into an Open-Source Self-Hosted E2EE Encrypted Communication Platform
DCTS is an open-source, self-hosted instant messaging platform led by an individual developer, integrating E2EE and decentralized architecture across desktop and mobile.
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·5 min
GPT-5.6 Three-Model Breakdown: Sol/Terra/Luna Pricing and the Regulatory Dilemma
In-depth analysis of OpenAI's GPT-5.6: Sol, Terra, Luna pricing, Cerebras inference advantages, and how OpenAI and Anthropic navigate government regulation amid US-China AI competition.
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·6 min
GPT-5.6 Now Widely Available: The Era of Three-Tier Models and Multi-Agent Orchestration Arrives
OpenAI releases GPT-5.6 (SOUL/TERRA/LUNA), with Ultra mode running four agents in parallel; Meta launches Muse Spark 1.1 with million-token context; ChatGPT desktop unifies Chat, Work, and Codex.
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·5 min
Ransomware Negotiator Turns Insider: Third Conviction for Colluding with Hackers to Extort Businesses
A Florida ransomware negotiator was convicted for secretly colluding with hackers to extort US businesses—the third such conviction. Learn how insider negotiators operate and how firms can defend themselves.
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·6 min
European Parliament Members Investigating Spyware Hacked by Pegasus: The Watchdogs Become the Watched
EU spyware committee members hacked by Pegasus, exposing the regulatory crisis of commercial spyware. Deep analysis of zero-click attacks, systemic risks to democratic oversight, and the urgent need for international regulation.
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·7 min
Google's $250K Bounty: Linux VM Escape Vulnerability Sets a Historic Record
Google paid a security researcher $250K for a Linux kernel VM escape vulnerability, setting a VRP record. An in-depth analysis of VM escape principles, kCTF incentives, and cloud security impact.
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