İdil Dadan is an independent consultant and fractional executive in Istanbul with 25+ years across cyber security, enterprise telecom, and product, now advising technology startups and writing The Brave New World (Cesur Yeni Dünya), a newsletter on AI, Web3, and emerging technology.https://www.idildadan.com/enhttps://www.idildadan.com/en/blog/3-sezon-finali-yaza-merhaba/https://www.idildadan.com/en/blog/3-sezon-finali-yaza-merhaba/This week, I'm wrapping up Season 3 with the last article before taking a short break from the "Cesur Yeni Dünya" newsletter until Season 4.Wed, 15 Jul 2026 00:00:00 GMTAIblockchainWeb3securityhttps://www.idildadan.com/en/blog/blokzincirin-kuantum-ile-sinavi/https://www.idildadan.com/en/blog/blokzincirin-kuantum-ile-sinavi/Ever since we started talking about quantum computers, or rather, since the topic became serious, there's been concern in the blockchain/Web3 world about their potential impact.Tue, 30 Jun 2026 00:00:00 GMTblockchainWeb3securityDAOhttps://www.idildadan.com/en/blog/context-mode-ufak-bir-fikirden-buyuk-bir-yolculuga/https://www.idildadan.com/en/blog/context-mode-ufak-bir-fikirden-buyuk-bir-yolculuga/This week, I want to step a bit outside my usual topics. It's not that there's a lack of buzz in the Blockchain/Web3/AI worlds, there definitely is.Tue, 16 Jun 2026 00:00:00 GMTAIblockchainWeb3securityhttps://www.idildadan.com/en/blog/tam-da-kyc-yi-anladik-derken-bir-de-kya-mi-cikti-simdi/https://www.idildadan.com/en/blog/tam-da-kyc-yi-anladik-derken-bir-de-kya-mi-cikti-simdi/Agents are back, yet again 🕵️Tue, 02 Jun 2026 00:00:00 GMTAIblockchainWeb3securityhttps://www.idildadan.com/en/blog/teknoloji-gercek-de-olabilir-balon-da-ya-da-her-ikisi-de/https://www.idildadan.com/en/blog/teknoloji-gercek-de-olabilir-balon-da-ya-da-her-ikisi-de/When it comes to innovative technologies, debates follow, splitting people into those who see breakthroughs and those who see bubbles.Tue, 19 May 2026 00:00:00 GMTAIblockchainDeFiNFThttps://www.idildadan.com/en/blog/gelecek-aslinda-gelmis-olabilir-mi/https://www.idildadan.com/en/blog/gelecek-aslinda-gelmis-olabilir-mi/Lately, the word I hear and read the most is agent. How did this topic become so prominent? Is everyone talking about "Claude," "AI models," or "agents," or is it just my algorithm feeding me these topics?Tue, 05 May 2026 00:00:00 GMTAIsecurityhttps://www.idildadan.com/en/blog/bot-ajan-spektrumunda-neredeyiz/https://www.idildadan.com/en/blog/bot-ajan-spektrumunda-neredeyiz/Lately, the word "agent" seems to be everywhere, conferences, new projects, social media. Everyone's talking "agentic," though I'm not sure there's a perfect Turkish translation.Tue, 28 Apr 2026 00:00:00 GMTAIsecuritysocial mediahttps://www.idildadan.com/en/blog/sessiz-donemlerde-uretmeye-devam-edenler/https://www.idildadan.com/en/blog/sessiz-donemlerde-uretmeye-devam-edenler/Even though we're going through some interesting days at the macroeconomic level, the past few years have been a bit dull for the crypto markets, and they still are.Tue, 14 Apr 2026 00:00:00 GMTAIblockchainsecuritystablecoinhttps://www.idildadan.com/en/blog/drift-protocol-vakasi-guven-ama-nereye-kadar/https://www.idildadan.com/en/blog/drift-protocol-vakasi-guven-ama-nereye-kadar/A few months ago, I wrote about the Step Finance case in the newsletter. It was a situation where the security flaw wasn't in the code but in a person, leading to millions being stolen...Tue, 07 Apr 2026 00:00:00 GMTAIblockchainsecuritytokenizationhttps://www.idildadan.com/en/blog/teknolojinin-yonune-kim-karar-veriyor/https://www.idildadan.com/en/blog/teknolojinin-yonune-kim-karar-veriyor/For a year now, I've been trying to both inform about and understand the direction of Web3 and blockchain projects in this newsletter, without focusing too much on prices or markets.Tue, 31 Mar 2026 00:00:00 GMTAIblockchainWeb3securityhttps://www.idildadan.com/en/blog/finansal-veri-yapay-zeka-ve-acik-kaynak-kulturu/https://www.idildadan.com/en/blog/finansal-veri-yapay-zeka-ve-acik-kaynak-kulturu/While writing this week's piece, two different posts on X and LinkedIn caught my attention and truly inspired me.Tue, 24 Mar 2026 00:00:00 GMTAIsecuritysocial mediahttps://www.idildadan.com/en/blog/tokenizasyon-finansal-kapsayicilik-vaadi-ne-kadar-dogru/https://www.idildadan.com/en/blog/tokenizasyon-finansal-kapsayicilik-vaadi-ne-kadar-dogru/On March 17, 2026, the World Economic Forum published an article exploring how tokenization might impact credit growth, especially in emerging markets.Tue, 17 Mar 2026 00:00:00 GMTAIblockchainstablecointokenizationhttps://www.idildadan.com/en/blog/geldi-geliyor-derken-yz-ajanlari/https://www.idildadan.com/en/blog/geldi-geliyor-derken-yz-ajanlari/A few weeks ago, I mentioned a16z's "Big Ideas 2026" report, which paints a clear picture of a new financial architecture combining AI decision layers, blockchain execution layers, and tokenization.Tue, 10 Mar 2026 00:00:00 GMTAIblockchainWeb3securityhttps://www.idildadan.com/en/blog/yz-asistanlari/https://www.idildadan.com/en/blog/yz-asistanlari/This week, I want to step outside the usual theme of the newsletter and talk about AI assistants.Tue, 03 Mar 2026 00:00:00 GMTAIblockchainWeb3securityhttps://www.idildadan.com/en/blog/big-ideas-2026-agentic-ai-blokzincir-tokenizasyon/https://www.idildadan.com/en/blog/big-ideas-2026-agentic-ai-blokzincir-tokenizasyon/Most of us know and follow a16z, a huge investment fund backing early-stage startups, which has been publishing a report on the big ideas for the coming year since 2019.Tue, 24 Feb 2026 00:00:00 GMTAIblockchainWeb3stablecoinhttps://www.idildadan.com/en/blog/tahmin-piyasalari-kripto-kulturu-ve-finansal-ozgurluk/https://www.idildadan.com/en/blog/tahmin-piyasalari-kripto-kulturu-ve-finansal-ozgurluk/While planning this week's piece, I found inspiration in a post by Vitalik Buterin on X last week.Tue, 17 Feb 2026 00:00:00 GMTAIblockchainstablecoinDeFihttps://www.idildadan.com/en/blog/step-finance-vakasi-guvenlikte-insan-faktoru/https://www.idildadan.com/en/blog/step-finance-vakasi-guvenlikte-insan-faktoru/Recently, Step Finance, a major DeFi platform on the Solana network, made headlines with a significant security breach.Tue, 10 Feb 2026 00:00:00 GMTblockchainWeb3securityDeFihttps://www.idildadan.com/en/blog/davos-26-ve-yapay-zekaya-dair/https://www.idildadan.com/en/blog/davos-26-ve-yapay-zekaya-dair/Last week, every media outlet, social or traditional, was buzzing about the Davos meeting. I might be a bit late to the party, but I still want to write a little about it, maybe even spark a discussion...Tue, 03 Feb 2026 00:00:00 GMTAIWeb3securitysocial mediahttps://www.idildadan.com/en/blog/paraya-lansmani-degisik-bir-kriptocuma/https://www.idildadan.com/en/blog/paraya-lansmani-degisik-bir-kriptocuma/Last week, CryptoFriday participants found themselves at a #CryptoFriday that was a bit different from what they're used to. The reason? The launch of the brand-new digital platform, Paraya.Tue, 27 Jan 2026 00:00:00 GMTWeb3securitysocial mediahttps://www.idildadan.com/en/blog/mastercard-lighthouse-x-ebrd-kimleri-secti/https://www.idildadan.com/en/blog/mastercard-lighthouse-x-ebrd-kimleri-secti/Last week, the projects selected for the Mastercard Lighthouse Turkey x EBRD Star Venture program were announced. Unsurprisingly, AI projects dominated the list.Tue, 20 Jan 2026 00:00:00 GMTAIblockchainsecuritytokenizationhttps://www.idildadan.com/en/blog/2025-i-kapatip-2026-yi-beklerken/https://www.idildadan.com/en/blog/2025-i-kapatip-2026-yi-beklerken/As the year wraps up, I took a moment to look back at what I've written in this newsletter I started in 2025.Tue, 30 Dec 2025 00:00:00 GMTNFTDeFiRWADAOhttps://www.idildadan.com/en/blog/guvenlikte-yeni-bir-donem-saf-ozgurlukten-ortak-zemine/https://www.idildadan.com/en/blog/guvenlikte-yeni-bir-donem-saf-ozgurlukten-ortak-zemine/Web3/blockchain came onto the scene with a bold claim:Tue, 23 Dec 2025 00:00:00 GMTblockchainsecurityWeb3https://www.idildadan.com/en/blog/guvenlikte-yeni-bir-donem-risk-ve-sorumluluk/https://www.idildadan.com/en/blog/guvenlikte-yeni-bir-donem-risk-ve-sorumluluk/What's next after incentives in Web3 security?Tue, 16 Dec 2025 00:00:00 GMTsecurityWeb3https://www.idildadan.com/en/blog/guvenlikte-yeni-bir-donem-topluluk-denetimi/https://www.idildadan.com/en/blog/guvenlikte-yeni-bir-donem-topluluk-denetimi/The Unsung Heroes of Web3 SecurityTue, 09 Dec 2025 00:00:00 GMTblockchainAIsecurityWeb3https://www.idildadan.com/en/blog/guvenlikte-yeni-bir-donem-kodun-arkasindaki-insanlar/https://www.idildadan.com/en/blog/guvenlikte-yeni-bir-donem-kodun-arkasindaki-insanlar/In the first season, starting with what Web3 is and isn't, I tried to dive into the depths of the blockchain world. Then I continued by touching on the intersections of today's traditional/corporate business and finance worlds with Web3...Tue, 02 Dec 2025 00:00:00 GMTstablecoinblockchainsecurityWeb3https://www.idildadan.com/en/blog/peki-kodu-kim-denetliyor/https://www.idildadan.com/en/blog/peki-kodu-kim-denetliyor/The New Layer of OversightTue, 04 Nov 2025 00:00:00 GMTDeFistablecoinblockchainsecurityhttps://www.idildadan.com/en/blog/kod-ve-guven-finansin-yeni-katmani/https://www.idildadan.com/en/blog/kod-ve-guven-finansin-yeni-katmani/In recent weeks, we've discussed the new infrastructure of finance, where stablecoins and blockchain are becoming the backbone not just for money transfers but also for income, credit, and production flows, the cornerstones of traditional finance.Tue, 28 Oct 2025 00:00:00 GMTDeFitokenizationstablecoinBitcoinhttps://www.idildadan.com/en/blog/zincir-uzerindeki-ekonomi-gelir-kredi-ve-uretim/https://www.idildadan.com/en/blog/zincir-uzerindeki-ekonomi-gelir-kredi-ve-uretim/I've been talking about stablecoins and how they're reshaping the new financial infrastructure. This week, let's look at how this infrastructure is starting to be used in the real world.Tue, 21 Oct 2025 00:00:00 GMTDeFitokenizationstablecoinblockchainhttps://www.idildadan.com/en/blog/gercek-ekonomiye-acilan-yeni-finans-altyapisi/https://www.idildadan.com/en/blog/gercek-ekonomiye-acilan-yeni-finans-altyapisi/Last week, we talked about stablecoins.Wed, 15 Oct 2025 00:00:00 GMTstablecoinblockchainsecurityhttps://www.idildadan.com/en/blog/yeni-finansin-sessiz-devrimi/https://www.idildadan.com/en/blog/yeni-finansin-sessiz-devrimi/Lately, I've been intrigued by something in my social media and news feeds: stablecoins. But it's not just about stablecoins; it's about the infrastructure transformation they're driving.Tue, 07 Oct 2025 00:00:00 GMTstablecoinblockchainsecuritysocial mediahttps://www.idildadan.com/en/blog/katilim-ekonomisinin-gercek-denemeleri/https://www.idildadan.com/en/blog/katilim-ekonomisinin-gercek-denemeleri/Last week, we touched on the concepts of the "new entertainment economy" and the "new fan engagement model."Tue, 30 Sep 2025 00:00:00 GMTDeFistablecoinblockchainWeb3https://www.idildadan.com/en/blog/katilim-ekonomisinin-ilk-adimlari/https://www.idildadan.com/en/blog/katilim-ekonomisinin-ilk-adimlari/In recent years, "fan engagement" has become a buzzword in sports and entertainment. Thanks to Web3, fans now have new ways to support their favorite teams and artists.Tue, 23 Sep 2025 00:00:00 GMTblockchainAIWeb3https://www.idildadan.com/en/blog/tokenizasyon-yatirimin-yeni-yuzu/https://www.idildadan.com/en/blog/tokenizasyon-yatirimin-yeni-yuzu/Last week, we talked about a somewhat conceptual topic that's been popping up in the business world and its reflections in the Web3 space. This week, we're focusing on financial products that touch our lives a bit more.Tue, 16 Sep 2025 00:00:00 GMTRWAtokenizationstablecoinblockchainhttps://www.idildadan.com/en/blog/disiplinler-arasi-dusunmek/https://www.idildadan.com/en/blog/disiplinler-arasi-dusunmek/The term "generalist" keeps popping up in business, social media, publications, and communities lately, so I thought I'd explore it a bit today.Tue, 09 Sep 2025 00:00:00 GMTsecurityWeb3social mediahttps://www.idildadan.com/en/blog/yoksa-yaz-bitti-mi/https://www.idildadan.com/en/blog/yoksa-yaz-bitti-mi/Hello to everyone after a short break.Tue, 02 Sep 2025 00:00:00 GMTNFTDeFiDAOBitcoinhttps://www.idildadan.com/en/blog/kriptocuma-bir-topluluk-hikayesi/https://www.idildadan.com/en/blog/kriptocuma-bir-topluluk-hikayesi/For the past two weeks, I've been writing about events, Web3 event culture, and how it's been shaped by changes in the ecosystem over the years.Tue, 22 Jul 2025 00:00:00 GMTBitcoinblockchainWeb3social mediahttps://www.idildadan.com/en/blog/web3-etkinlikleri-bag-kurmaya-devam-ama-ya-isin-felsefesi/https://www.idildadan.com/en/blog/web3-etkinlikleri-bag-kurmaya-devam-ama-ya-isin-felsefesi/Since diving a bit into the Web3 world last week, I've shared my personal observations on the events I've attended and their impact.Tue, 15 Jul 2025 00:00:00 GMTblockchainsecurityWeb3https://www.idildadan.com/en/blog/web3-etkinlik-kulturu-uzerine-dusunceler/https://www.idildadan.com/en/blog/web3-etkinlik-kulturu-uzerine-dusunceler/June was all about events, kicking off with Istanbul Fintech Week and rolling into Istanbul Blockchain Week. Both were global, broad in scope and concept...Tue, 08 Jul 2025 00:00:00 GMTDAOBitcoinblockchainsecurityhttps://www.idildadan.com/en/blog/dao-lar-bir-devrim-degil-bir-mercek/https://www.idildadan.com/en/blog/dao-lar-bir-devrim-degil-bir-mercek/We've been talking about DAOs for a few weeks now, exploring how they work, voting with tokens, hybrid decision-making, and examples like Gitcoin and Optimism.Tue, 01 Jul 2025 00:00:00 GMTDAOWeb3https://www.idildadan.com/en/blog/dao-lar-karar-alma-kulturunu-nasil-degistiriyor/https://www.idildadan.com/en/blog/dao-lar-karar-alma-kulturunu-nasil-degistiriyor/In the Web3 world, DAOs have been one of the most debated structures in recent years.Tue, 24 Jun 2025 00:00:00 GMTDAOWeb3https://www.idildadan.com/en/blog/dao-sadece-bir-yapi-degil-bir-dusunce-bicimi/https://www.idildadan.com/en/blog/dao-sadece-bir-yapi-degil-bir-dusunce-bicimi/Last week, we looked at how traditional organizational structures are changing in the Web3 world, touching on roles, responsibilities, and accountability.Tue, 17 Jun 2025 00:00:00 GMTDAOblockchainsecurityWeb3https://www.idildadan.com/en/blog/web3-dunyasinda-organizasyon-rol-ve-sorumluluklar/https://www.idildadan.com/en/blog/web3-dunyasinda-organizasyon-rol-ve-sorumluluklar/When we think of Web3, technology often comes to mind: blockchain infrastructure, smart contracts, tokens, wallets... But as I mentioned last week, this new order isn't just about software or tech.Tue, 10 Jun 2025 00:00:00 GMTDAOblockchainWeb3social mediahttps://www.idildadan.com/en/blog/kurumsal-bakis-acisindan-web3-e-sorular/https://www.idildadan.com/en/blog/kurumsal-bakis-acisindan-web3-e-sorular/When a brand-new technology emerges, there's always an eager crowd: tech enthusiasts, developers, early adopters... But when it comes to the business world...Tue, 03 Jun 2025 00:00:00 GMTNFTDAOtokenizationblockchainhttps://www.idildadan.com/en/blog/gelistiricilerin-dunyasiydi-bitcoin-pizza-gunu/https://www.idildadan.com/en/blog/gelistiricilerin-dunyasiydi-bitcoin-pizza-gunu/These days, Web3 brings to mind NFTs, tokens, exchanges, and wallets. It spans everything from marketing to business development, event management to community moderation.Tue, 27 May 2025 00:00:00 GMTNFTDAOBitcoinblockchainhttps://www.idildadan.com/en/blog/web3-herkese-gore-mi-direncler-sinirlar-aliskanliklar-ve-dij/https://www.idildadan.com/en/blog/web3-herkese-gore-mi-direncler-sinirlar-aliskanliklar-ve-dij/Last week's piece wrapped up with a question: Is it harder for corporations to transition to Web3, or for Web3 to become corporate without losing its essence?Tue, 20 May 2025 00:00:00 GMTNFTDAOsecurityWeb3https://www.idildadan.com/en/blog/web3-nereye-degiyor-kurumlar-icin-gercek-donusum-alanlari/https://www.idildadan.com/en/blog/web3-nereye-degiyor-kurumlar-icin-gercek-donusum-alanlari/When new technologies first appear, they're usually known and used by a small, curious circle. At first, most of the world doesn't even notice.Tue, 13 May 2025 00:00:00 GMTblockchainsecurityWeb3https://www.idildadan.com/en/blog/gercek-dunya-varliklarina-eglenceli-bir-bakis-the-project-sc/https://www.idildadan.com/en/blog/gercek-dunya-varliklarina-eglenceli-bir-bakis-the-project-sc/In my last two pieces, I talked about RWAs (Real World Assets), their real-life examples, and their pros and cons.Tue, 06 May 2025 00:00:00 GMTRWAtokenizationblockchainreal estatehttps://www.idildadan.com/en/blog/gercek-dunya-dijital-sahiplik-rwa-ile-yatirimin-gelecegi/https://www.idildadan.com/en/blog/gercek-dunya-dijital-sahiplik-rwa-ile-yatirimin-gelecegi/Last week, we talked about the basics of "Real World Assets" (RWA).Tue, 29 Apr 2025 00:00:00 GMTNFTRWAtokenizationblockchainhttps://www.idildadan.com/en/blog/gercek-dunya-varliklari/https://www.idildadan.com/en/blog/gercek-dunya-varliklari/Today, I want to talk a bit about "Real World Assets (RWA)."Tue, 22 Apr 2025 00:00:00 GMTRWAtokenizationblockchainsecurityhttps://www.idildadan.com/en/blog/kodlar-konusuyor-defi-gercekten-ne-sunuyor/https://www.idildadan.com/en/blog/kodlar-konusuyor-defi-gercekten-ne-sunuyor/Last week we talked about traditional financial systems and money. Now, let's dive into "DeFi," the blockchain's decentralized alternative to these systems.Tue, 15 Apr 2025 00:00:00 GMTDeFistablecoinblockchainWeb3https://www.idildadan.com/en/blog/finansin-temelleri-defi-nin-vaatleri-bu-sistemde-ne-eksik/https://www.idildadan.com/en/blog/finansin-temelleri-defi-nin-vaatleri-bu-sistemde-ne-eksik/Last week, we talked about Bitcoin and the financial conditions it emerged from.Tue, 08 Apr 2025 00:00:00 GMTDeFiBitcoinblockchainhttps://www.idildadan.com/en/blog/the-big-short-tan-blokzincire-2008-krizi-neyi-gosterdi-blokz/https://www.idildadan.com/en/blog/the-big-short-tan-blokzincire-2008-krizi-neyi-gosterdi-blokz/We kicked off our newsletter talking about the world of Web3 and how we got there. Now, let's dive into the core of that world: blockchain and Bitcoin.Tue, 25 Mar 2025 00:00:00 GMTNFTDeFiDAOBitcoinhttps://www.idildadan.com/en/blog/veri-mulkiyetinin-gelecegi/https://www.idildadan.com/en/blog/veri-mulkiyetinin-gelecegi/From the start, this newsletter has been about moving from being mere consumers of digital content to becoming its creators, and ultimately, its owners.Tue, 18 Mar 2025 00:00:00 GMTblockchainAIWeb3social mediahttps://www.idildadan.com/en/blog/nft-dijital-sahiplik-mi-yoksa-gecici-bir-trend-mi/https://www.idildadan.com/en/blog/nft-dijital-sahiplik-mi-yoksa-gecici-bir-trend-mi/In our last piece, we talked about what Web3 is. Now let's dive into what's happening inside this Web3 world.Tue, 11 Mar 2025 00:00:00 GMTNFTRWADAOtokenizationhttps://www.idildadan.com/en/blog/web3-nedir-ne-degildir/https://www.idildadan.com/en/blog/web3-nedir-ne-degildir/The digital world evolves every day. Our lives are becoming increasingly digital, to the point where we could say we live most of our lives online.Tue, 04 Mar 2025 00:00:00 GMTblockchainsecurityWeb3social media