Toute l'actualité de la Cybersécurité


New ClickFix Attack Targets Crypto Wallets and 25+ Browsers with Infostealer

2026-02-21 18:20:34
Researchers at CyberProof have identified a new fake captcha campaign linked to the ClickFix operation. This stealthy infostealer targets over 25 browsers, cryptocurrency wallets like MetaMask, and gaming...

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Worst-Case Portfolio Optimization & Hyperbolic Graph Clustering

2026-02-21 17:00:15
Explore the intersection of quantitative finance and geometric deep learning. Learn about worst-case portfolio optimization under market crash scenarios and LSEnet, a deep graph clustering model utilizing...

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Predator spyware hooks iOS SpringBoard to hide mic, camera activity

2026-02-21 16:13:24
Intellexa's Predator spyware can hide iOS recording indicators while secretly streaming camera and microphone feeds to its operators. [...]

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The HackerNoon Newsletter: A 2026 Outlook: Markets, Macro Turbulence, and Crypto's Maturation (2/21/2026)

2026-02-21 16:02:42
How are you, hacker? 🪐 What's happening in tech today, February 21, 2026? The HackerNoon Newsletter brings the HackerNoon ...

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SuperClaw – Open-Source Framework to Red-Team AI Agents for Security Testing

2026-02-21 15:36:34
Superagentic AI has released SuperClaw, an open-source, pre-deployment security testing framework built specifically for autonomous AI coding agents. Announced in late 2025, SuperClaw addresses a growing...

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Outil 2.0 ZATAZ : 5 outils locaux gratuits pour reprendre la main sur sa cyber de demain

2026-02-21 15:00:25
Mot de passe fragile, fichier altéré, compte oublié, QR code généré via un service tiers : la faille s'installe sans bruit. ZATAZ propose cinq outils gratuits pour reprendre la main et renforcer...

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AI-Assisted Threat Actor Compromises 600+ FortiGate Devices in 55 Countries

2026-02-21 14:49:00
A Russian-speaking, financially motivated threat actor has been observed taking advantage of commercial generative artificial intelligence (AI) services to compromise over 600 FortiGate devices located...

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Amazon: AI-assisted hacker breached 600 Fortinet firewalls in 5 weeks

2026-02-21 13:50:58
Amazon is warning that a Russian-speaking hacker used multiple generative AI services as part of a campaign that breached more than 600 FortiGate firewalls across 55 countries in five weeks. [...]

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Cybersecurity Companies' Stocks Fall Sharply as Anthropic Releases Claude Security Tool

2026-02-21 13:38:43
Shares of major cybersecurity companies nosedived on Friday after AI startup Anthropic unveiled Claude Code Security, a new AI-powered tool capable of autonomously scanning codebases for software vulnerabilities...

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New Shai-Hulud–like npm Worm Attack 19+ Packages to Steal dev/CI Secrets

2026-02-21 13:26:24
A new supply chain worm is actively targeting the npm ecosystem, with a research team identifying at least 19 malicious npm packages designed to steal developer and CI/CD secrets and automatically spread...

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The Long Shadow of a Miserly Father

2026-02-21 12:45:04
Ernest Ivraine lives under his father's rigid, greedy control, carefully plotting to help his brother Henry rise in rank and fortune. While Henry endures hardship as a soldier abroad, Ernest silently...

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Educational Byte: Why Most Crypto Networks Have Fees?

2026-02-21 12:39:08
Crypto was built to be open, fast, and available for everyone, anywhere. It's also decentralized, with no single central party behind. There *are* fees every time you transact, even if your action isn't...

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openSUSE Leap 16.0 Chromium Important Buffer Overflow Fix 2026-20258-1

2026-02-21 11:43:40
An update that solves 3 vulnerabilities and has one bug fix can now be installed.

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Linux 2026 core-configuration Access Vulnerabilities SLE-WU-2026-38129-5

2026-02-21 11:43:36
An update that solves 2 vulnerabilities and has 2 bug fixes can now be installed.

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U.S. CISA adds RoundCube Webmail flaws to its Known Exploited Vulnerabilities catalog

2026-02-21 11:19:44
U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds RoundCube Webmail flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added...

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Quand la 4G met en danger votre voiture connectée : le cas Tesla

2026-02-21 11:03:29
Une équipe de chercheurs américains met en lumière des vulnérabilités touchant les véhicules connectés de Tesla. Leur étude révèle des failles structurelles liées aux réseaux mobiles, qui...

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Debian Bullseye GEGL Critical Buffer Overflow DoS DLA-4487-1 CVE-2026-2049

2026-02-21 10:22:15
A heap-based buffer overflow was discovered in the RGBE/HDR parser of GEGL, a graph-based image processing library, which could result in denial of service or the execution of arbitrary code if malformed...

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A 2026 Outlook: Markets, Macro Turbulence, and Crypto's Maturation

2026-02-21 10:00:05
This essay frames 2026 as a year of heightened geopolitical and macro uncertainty that forces crypto to mature: away from meme-driven speculation and toward “value” via tokenization, privacy infrastructure,...

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Anthropic Launches Claude Code Security for AI-Powered Vulnerability Scanning

2026-02-21 07:58:00
Artificial intelligence (AI) company Anthropic has begun to roll out a new security feature for Claude Code that can scan a user's software codebase for vulnerabilities and suggest patches. The capability,...

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CISA Adds Two Actively Exploited Roundcube Flaws to KEV Catalog

2026-02-21 07:21:00
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added two security flaws impacting Roundcube webmail software to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence...

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The Day AI Designed a Better Dashboard Than Me: A UI/UX Case Study Using OpenAI Tools

2026-02-21 04:38:55
How a late-night experiment with ChatGPT and DALL·E completely upended my ego — and taught me what the future of design really looks like.Continue reading on InfoSec Write-ups »

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The ,300 Sequel: How a simple retesting made me earn 500$ more for the same bug

2026-02-21 04:37:19
If you have already read my previous post, you know how a forgotten QA environment led to an 0 bounty. But the story didn't end there. In the world of cyber-security, a “fix” isn't always a...

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Splunk Basics — Did you SIEM | Tryhackme | Day-3

2026-02-21 04:37:11
Advent of Cyber 2025 | WalkthroughHey my dear readers_ Today, we are solving the TryHackMe Advent of Cyber Prep Track 2025. Advent of Cyber wasn't just about theory — it was about hands-on learning,...

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Hacking Microsoft IIS: From Recon to Advanced Fuzzing

2026-02-21 04:35:08
A hands-on guide covering IIS recon, shortname testing and advanced fuzzing used in real bug bounty hunting.Continue reading on InfoSec Write-ups »

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EC-Council Expands AI Certification Portfolio to Strengthen U.S. AI Workforce Readiness and Security

2026-02-21 04:30:00
With .5 trillion in global AI risk exposure and 700,000 U.S. workers needing reskilling, four new AI certifications and Certified CISO v4 help close the gap between AI adoption and workforce readiness. EC-Council,...

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What Is GNU Privacy Guard (GPG)? A Practical Guide for Linux Security

2026-02-21 03:46:22
You've probably used GPG already. Maybe indirectly through package updates, maybe signing a Git commit because the repo required it, maybe encrypting a backup before pushing it offsite. It tends to show...

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Important Lessons Every Beginner Writer Should Know

2026-02-21 02:30:44
Becoming a writer is easy, but becoming serious about your writing is a whole lot harder and more complex. Here are some important lessons every beginner writer should know.

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Turn Any Image Into a Video—Fast: Vidu Q3 Turbo on fal.ai

2026-02-21 01:29:59
Simplified guide to fal.ai's Vidu Q3 Turbo image-to-video model—turn a single image into a coherent clip fast, with tips for motion and consistency.

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Fedora 42 Chromium Update 145.0.7632.75 Fixes Critical Use After Free

2026-02-21 01:29:22
Update to 145.0.7632.75 CVE-2026-2441: Use after free in CSS CVE-2026-2313: Use after free in CSS CVE-2026-2314: Heap buffer overflow in Codecs CVE-2026-2315: Inappropriate implementation in WebGPU

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Fedora 42 mingw-libpng Essential Heap Overflow Fix for CVE-2026-25646

2026-02-21 01:26:49
Update to libpng-1.6.55.

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The Data Stack's Next Form Factor: Multi-Agent Systems

2026-02-21 00:59:59
Traditional data platforms rely on centralized monoliths and complex engineering pipelines that often create bottlenecks for business decision-makers. This article introduces Da2a, an open-source prototype...

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The Fix for Hallucinating Medical Models Isn't Bigger Data

2026-02-21 00:45:00

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The Dirty Secret of Shipping

2026-02-21 00:44:59
Stop mistaking shipping for progress. Learn how North Star Metrics align product work with user value and business outcomes, plus examples from Uber, Slack, Airbnb, and more.

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The Persona Process Is Broken—Here's the Faster One

2026-02-21 00:14:59
Build problem-centric personas fast, collect the data in onboarding, and optimize for the persona with the highest retention and LTV.

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List of 16 new domains

2026-02-21 00:00:00
.fr aphroditecasinoo[.fr] (registrar: NETIM) aphroditescasino[.fr] (registrar: NETIM) auth-signin[.fr] (registrar: Infomaniak Network SA) aviamastersofficiel[.fr] (registrar: NETIM) boss-store[.fr] (registrar:...

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