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YouTube kanál Cloudflare se zaměřuje na budování bezpečnějšího a rychlejšího internetu – nabízí videa o kybernetické ochraně, výkonu webů, cloudových službách a nástrojích pro vývojáře. Je určen IT profesionálům, vývojářům, správcům webů i širší veřejnosti, která se zajímá o rychlost, spolehlivost a bezpečnost internetu. Cloudflare zde propojuje praktické návody, produktové ukázky a odborné přednášky, aby ukázal, jak jejich technologie pomáhají milionům webů po celém světě.

Find out why building resilience now is critical and what Cloudflare is doing to ensure customers are protected. Learn more in our Post Quantum Computing solution brief: http://cloudflare.com/pqc/
13. 1. 2026
#ThisWeekinNET — Episode 115 In this end-of-year episode of This Week in NET, host João Tomé is joined by Omer Yoachimik, Senior Product Manager for DDoS Protection at Cloudflare, to break down the realities of the 2025 DDoS threat landscape — and what’s coming next. They discuss how DDoS attacks reached previously “theoretical” scales in 2025, including record-breaking 31 Tbps attacks, the rise of massive botnets like Aisuru, and how geopolitical events increasingly shape cyber activity. Omer explains why traditional scrubbing-center defenses are becoming obsolete, how Cloudflare’s autonomous, globally distributed mitigation works, and why automation and real-time intelligence are now essential. The conversation closes with practical advice for organizations, common myths about DDoS risk, and what to expect in 2026 as attacks grow larger, faster, and more sophisticated. Subscribe for more weekly conversations on Internet trends, infrastructure, and technology: https://ThisWeekinNET.com/ ⏱️ Timestamps 01:34 — The big picture: Scale, sophistication, and geopolitics behind modern DDoS 02:51 — Inside massive botnets: 4 million infected hosts and attacks for hire 06:45 — Breaking records: 31.4 Tbps attacks 07:18 — How Cloudflare mitigates DDoS autonomously across over 100 countries 13:33 — DDoS as a smokescreen: Hiding data theft and deeper attacks 15:01 — Who gets targeted and why: Gaming, gambling, and geopolitics 27:59 — Looking ahead to 2026: The end of legacy scrubbing centers and protecting critical infrastructure Read the related blog posts on the Cloudflare Blog: https://blog.cloudflare.com/tag/ddos/
30. 12. 2025
Cybercriminals don't care about borders. So why do we have 12 different regulatory frameworks for the same threat? Olivier Busolini, Group Head of Information Security at Mashreq Bank, voiced the frustration every global CISO feels: "In every country, I have 12 countries at Mashreq. In every country, there is a slightly different or sometimes vastly different requirement that I have to abide to." Think about it: When an APT attacks, they don't check if you're in Country A or Country B. When ransomware spreads, it doesn't stop at regulatory boundaries. When fraud infrastructure operates, it's global by design. But CISOs? We're spending massive resources proving compliance with fragmented requirements instead of actually defending against the threats. The ask is simple: Every regulator has the same objective—protect the country, protect citizens, protect the market. Why can't we harmonize the controls? Hear more about the real challenges facing global security leaders in our 2025 Year in Review. Tune in now: 👉 Spotify: https://open.spotify.com/episode/3oT4iuRJDyrCeBClmnn1Bv 👉 Apple Podcasts: https://podcasts.apple.com/us/podcast/cybersecurity-predictions-2026-what-security-leaders/id1798438916?i=1000741481547 👉 YouTube: https://youtu.be/cWtNJq3C2Zc
23. 12. 2025
#ThisWeekinNET — Episode 114 In this special Year in Review episode of This Week in NET, host João Tomé is joined by David Belson to break down the Cloudflare Radar 2025 Year in Review. Together, they explore what Cloudflare’s global network reveals about how the Internet evolved over the past year — from the rapid rise of AI crawlers and agent traffic, to record-breaking DDoS attacks, the spread of post-quantum encryption, and the growing impact of government-directed shutdowns and outages. The conversation looks at Internet resilience, security trends, and performance across countries, as well as what changed in Internet services, mobile platforms, and connectivity in 2025, and what these signals might tell us about 2026. Subscribe for more weekly conversations on Internet trends, infrastructure, and technology: ThisWeekinNET.com ⏱️ Timestamps 02:44 — AI metrics: Crawling activity and “referral ratios” 04:57 — robots.txt: How site owners are fighting back against bots 07:26 — Training vs. search: The dominant purposes of AI bots 10:48 — iOS vs. Android: Global prevalence and GDP correlation 12:49 — Year-over-year view: Comparing 2024 vs. 2025 and new language support 13:28 — Detecting outages: Portugal and Spain as a real-world example 14:48 — Internet services: Generative AI and social media rankings 16:33 — Starlink growth: The “hockey stick” effect across 20+ countries 19:57 — Post-quantum encryption: Reaching 50% of human traffic 22:42 — 174 major outages: Government shutdowns and cable cuts 24:41 — Internet quality: Global speed tests and latency leaders 26:16 — DDoS trends: Record-breaking 31 Tbps attacks in Q3/Q4 28:58 — Deep dive: Meta’s dominance and the rise of DeepSeek & Gemini 32:00 — Looking ahead: 2026 predictions on AI agents and Internet resilience Explore the full Radar Year in Review: https://radar.cloudflare.com/year-in-review Read the related blog posts on the Cloudflare Blog: https://blog.cloudflare.com/radar-2025-year-in-review/ https://blog.cloudflare.com/radar-2025-year-in-review-internet-services/
19. 12. 2025
See how Cloudflare One helps you manage the security posture of GenAI tools like ChatGPT, Claude, and Gemini. This demo highlights: API integrations: Available for ChatGPT, Gemini, and Claude, and most popular SaaS apps 0:18 Posture findings: Scan for misconfigurations, unauthorized activity, and other security issues 0:50 Shadow AI discovery: Find what third-party AI apps access your SaaS tools 1:15 Explore more Cloudflare One demos here: https://www.cloudflare.com/sase-demo-hub/ #Cloudflare #CloudflareOne #CASB #ChatGPT #AISPM
18. 12. 2025
See how Cloudflare One helps protect sensitive data when users interact with generative AI apps. This demo highlights secure access service edge (SASE) capabilities including: Data loss prevention (DLP) detections for sensitive content (e.g., PII, source code, financials) 0:22 Detections for data at rest in AI tools like ChatGPT 1:00 Guardrails for user prompts based on intent / topic to block jailbreak attempts, code abuse, PII requests, and other risky behavior 2:12 Explore more Cloudflare One demos here: https://www.cloudflare.com/sase-demo-hub/ #Cloudflare #CloudflareOne #SASE #GenAI #DLP #guardrails #dataprotection
18. 12. 2025
See how Cloudflare One helps restore visibility and controls over unsanctioned use of AI tools. This demo highlights secure access service edge (SASE) capabilities including: Shadow AI reporting: Analyze how AI apps are used across your environment 0:10 Application confidence scores: Evaluate the risks posed by specific AI apps 1:10 Access controls: Allow, block, redirect, isolate, and more based on an app’s approval status 1:45 Explore more Cloudflare One demos here: https://www.cloudflare.com/sase-demo-hub/ #Cloudflare #CloudflareOne #SASE #shadowAI #shadowIT #GenAI
18. 12. 2025
See how Cloudflare One simplifies access controls across both generative AI and agentic AI communication — all from one unified secure access service edge (SASE) dashboard. This demo highlights: Securing human-to-AI connections by as blocking or redirecting from unapproved tools and isolating AI apps to protect data (0:09) Streamlining access to MCP servers for AI-to-resource connections via Cloudflare’s MCP server portals (1:10) Explore more Cloudflare One demos here: https://www.cloudflare.com/sase-demo-hub/ #Cloudflare #CloudflareOne #SASE #GenAI #AgenticAI #ZTNA #ZeroTrust #MCP
18. 12. 2025
In this clip from This Week in NET, Systems Engineer Steve James gives a hands-on demo of a real-time multiplayer chess game running inside ChatGPT, built with the Agents SDK and Cloudflare Workers. Beyond the demo, we talk about what developers can build today with AI agents — and why, given the pace of innovation, it’s genuinely hard to predict what applications and experiences will emerge in 2026. Watch the full episode: https://www.youtube.com/watch?v=KdDDxV_4rH4&list=PLI6HzeeCy4S_YNpiWer9uOHIuSWxmCIhh&index=3
17. 12. 2025
The castle and moat is dead. Your corporate network? That's just the Internet now. Stephanie Cohen, Chief Strategy Officer at Cloudflare, broke down why zero trust isn't a product you can buy—it's a philosophy you must adopt: "Zero trust is not a product. It's a philosophy. Once you adopt this idea that your own corporate network is basically the Internet and the Internet is your corporate network, we really need to have a good sense for who you are and what systems you can access." The shift? ❌ Old model: Trust anyone inside the perimeter ✅ New model: Verify identity and behavior for every access attempt The question isn't "Are they on our network?" It's "Does this person's behavior match who they claim to be?" At Cloudflare, we use our own zero trust product. The experience is seamless—but the security is uncompromising. Want to understand how zero trust actually works in practice? 🎧 Listen to our 2025 Year in Review compilation featuring 12 leading security experts: 👉 Spotify: https://open.spotify.com/episode/3oT4iuRJDyrCeBClmnn1Bv 👉 Apple Podcasts: https://podcasts.apple.com/us/podcast/cybersecurity-predictions-2026-what-security-leaders/id1798438916?i=1000741481547 👉 YouTube: https://youtu.be/cWtNJq3C2Zc
17. 12. 2025
#ThisWeekinNET — Episode 113 In this short episode of This Week in NET, Craig Dennis, Senior Developer Educator for AI at Cloudflare, explains why Replicate is joining Cloudflare — and what that means for developers building with AI. Replicate is widely known for making it easy to run thousands of high-quality AI models, from image generation and video to audio and language models, all through a simple, developer-friendly API. Craig breaks down why Replicate became such an important part of the AI ecosystem, and how bringing it into Cloudflare helps make Workers the best place to build and deploy AI and agentic workflows. And there’s a bonus: we’re giving away Replicate credits so you can try models yourself. Check the episode (and subscribe on your favorite podcast app) to learn how to get access and start experimenting. Mentioned blog posts: https://blog.cloudflare.com/why-replicate-joining-cloudflare/ Subscribe for more weekly conversations on Internet trends, infrastructure, and technology: ThisWeekinNET.com
16. 12. 2025
#ThisWeekinNET — Episode 112 In this episode of This Week in NET, we talk with Daniele Molteni, Director of Product Management for Cloudflare’s WAF, about how Cloudflare responded within hours to a newly disclosed React Server Components vulnerability — deploying global protection before the public advisory was even released. That speed matters. In just the first 11 days after disclosure, Cloudflare observed more than 1 billion exploitation attempts related to React2Shell, with sustained pressure averaging over 4 million hits per hour, and peaks far higher. Threat actors quickly integrated the vulnerability into large-scale scanning and reconnaissance, targeting even critical infrastructure. If you run React, upgrading is urgent. Daniele explains how WAF rules are built, how new payload logging improvements help customers understand real attack traffic, and what’s coming next in 2026 — including Firewall for AI, fraud detection, and safer, gradual rule rollouts. To close the episode, Systems Engineer Steve James gives a hands-on demo of a real-time multiplayer chess app running inside ChatGPT, built with the Agents SDK and Cloudflare Workers. ⏱️ Timestamps 02:13 — The Cloudflare WAF and the new React Server Components vulnerability 07:15 — How Cloudflare deployed protection early (Emergency Release) 08:30 — Payload logging improvements and encrypted visibility 11:00 — Looking ahead to 2026: Firewall for AI, fraud detection, rule rollout 12:17 — What makes LLM-specific attacks different (jailbreaks, prompt injections) 14:10 — Demo: Steve James on building apps with the Agents SDK; Multiplayer real-time chess game inside ChatGPT 18:30 — Asking the AI for chess analysis mid-game 21:10 — How the app works (MCP servers, Workers, real-time sync) 22:00 — The future of agent ecosystems & why Workers is ideal Subscribe for more weekly conversations on Internet trends, infrastructure, and technology: ThisWeekinNET.com
16. 12. 2025
Everyone's investing in AI detection and security training. But here's what most organizations are missing: Operational controls. As João Pedro Gonçalves, CISO at EQT Group, explained in our 2025 Year in Review: "We feel like the more AI mimics a human, the more operational controls you need to have inside the organization." The reality? AI-powered scams will eventually bypass your detection systems. Training will fail. Heuristics aren't deterministic. What protects you when that happens? ✅ Separation of duties (no single employee can move millions) ✅ Vendor callbacks for verification ✅ Four-eyes principle on critical transactions ✅ Classical operational controls that don't rely on detection AI isn't making these fundamentals obsolete. It's making them more critical than ever. Hear the full conversation in our 2025 compilation episode featuring insights from 12 leading CISOs. 👉 Spotify: https://open.spotify.com/episode/3oT4iuRJDyrCeBClmnn1Bv 👉 Apple Podcasts: https://podcasts.apple.com/us/podcast/cybersecurity-predictions-2026-what-security-leaders/id1798438916?i=1000741481547 👉 YouTube: https://youtu.be/cWtNJq3C2Zc
16. 12. 2025
In this special compilation episode of The Connectivity Cloud Podcast with Cloudflare, Lia Kazandzhieva, Marketing Campaign Manager at Cloudflare revisits the most impactful conversations from 2025 with leading CISOs and security experts to distill the lessons that will define 2026 and beyond. What You'll Learn - How the CISO role has transformed from technical gatekeeper to strategic business partner - The real impact of AI on both offensive and defensive security operations - Why the human element remains the first line of defense in modern cybersecurity - How cloud transformation drives business resilience and agility beyond technology migration - Why zero trust has evolved from buzzword to business necessity - The universal challenge of regulatory complexity across industries and geographies - Which emerging threats are genuinely concerning versus fear-based marketing - Practical advice from security leaders on navigating transformation in 2026 Featured Guests: This compilation features insights from leading security professionals who appeared on The Connectivity Cloud Podcast in 2025, including Olivier Busolini (Mashreq), Mostafa Hassanin (SMG), Yevhen Baliutov (Raiffeisen Bank), Sam Rhea (Cloudflare), Ange Ferrari (METRO AG), Andy Dean (AllSaints), Christian Reilly (Cloudflare), Stephanie Cohen (Cloudflare), João Pedro Gonçalves (EQT Group), Vladimir Krupnov (Revolut), Blake Darché (Cloudflare), and Michael Tremante (Cloudflare). If you enjoyed this episode, make sure to subscribe so you don’t miss an episode. Also, rate and review on Apple Podcasts and Spotify, we appreciate all feedback from our listeners 🙂 Episode Highlights: [0:00] - Intro [01:38] - The Transformation of the CISO Role [02:59] - Speaking the Language of Business [03:58] - How AI Changed the Threat Landscape [05:27] - AI's Defensive Capabilities [07:13] - The Human Factor in Security [09:43] - Cloud Transformation and Resilience [11:37] - The Death of the Network Perimeter [13:11] - Regulatory Complexity Across Borders [15:12] - Emerging Threats That Actually Matter [16:48] - The Reality Check on Threat Priorities [17:42] - Cloudflare's Role as Security Enabler [19:29] - Advice for Security Leaders in 2026 #ConnectivityCloudPodcast #ConnectivityCloud
16. 12. 2025
Routing is the process of selecting the best path for data to travel across a network to its destination. But what if routing could be smarter and faster? Enter Cloudflare Smart Shield + Argo Smart Routing, which optimizes data paths to enhance both speed and reliability. Discover what smart routing is and how it can revolutionize your network performance: 👉 Learn more about Cloudflare Argo Smart Routing: https://www.cloudflare.com/lp/pg-argo-smart-routing 📌 Key benefits of Argo Smart Routing: - Reduced latency to improve site speed and deliver faster web experiences - Intelligent path optimization for seamless and reliable data delivery - Enhanced performance, even during heavy network congestion - Decreased load times with an average 30% decrease in latency - Increased reliability with 27% average reduction in connection errors Reduced bandwidth costs Want to dive deeper into routing and smart routing? Explore these resources in Cloudflare’s Learning Center: Product Overview: https://www.cloudflare.com/application-services/products/argo-smart-routing/, https://www.cloudflare.com/application-services/products/smart-shield/ Developer Documentation: https://developers.cloudflare.com/smart-shield/, https://developers.cloudflare.com/smart-shield/configuration/argo/ Learning Center - What is routing: https://www.cloudflare.com/learning/network-layer/what-is-routing/ #Routing #WhatIsRouting #SmartRouting #HowToImproveSiteSpeed #CloudflareArgo
15. 12. 2025
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