{"id":104847,"date":"2026-06-08T11:15:11","date_gmt":"2026-06-08T16:15:11","guid":{"rendered":"https:\/\/www.turkishnyradio.com\/?p=104847"},"modified":"2026-06-08T07:33:02","modified_gmt":"2026-06-08T12:33:02","slug":"defi-hackleri-azalirken-kod-riskleri","status":"publish","type":"post","link":"https:\/\/www.turkishnyradio.com\/tr\/defi-hackleri-azalirken-kod-riskleri\/","title":{"rendered":"DeFi Hackleri Azal\u0131rken Protokol Mant\u0131\u011f\u0131 A\u00e7\u0131klar\u0131 Yeni Piyasa Riskleri Yarat\u0131yor"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Bir DeFi hackinin ortalama maliyeti 2022\u2019den bu yana d\u00fc\u015ft\u00fc. Ancak yeni veriler, riskin tamamen ortadan kalkmad\u0131\u011f\u0131n\u0131 g\u00f6steriyor. DeFi hackleri art\u0131k daha az kay\u0131p yarat\u0131yor, fakat sald\u0131r\u0131lar daha karma\u015f\u0131k kod a\u00e7\u0131klar\u0131na y\u00f6neliyor.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">2020 ile 2025 aras\u0131ndaki protokol kay\u0131plar\u0131 bu de\u011fi\u015fimi a\u00e7\u0131k\u00e7a g\u00f6sterdi. Sald\u0131r\u0131lar art\u0131k bilinen exploit modellerinden uzakla\u015f\u0131yor. Risk, daha \u00e7ok uygulama tasar\u0131m\u0131, matematik, izin yap\u0131s\u0131 ve protokol mant\u0131\u011f\u0131 i\u00e7indeki hatalarda ortaya \u00e7\u0131k\u0131yor.<\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u0130\u00e7indekiler Tablosu<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\u0130\u00e7indekiler Tablosunu A\u00e7\/Kapat\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.turkishnyradio.com\/tr\/defi-hackleri-azalirken-kod-riskleri\/#DeFi_hackleri_bilinen_saldirilardan_mantik_aciklarina_kaydi\" >DeFi hackleri bilinen sald\u0131r\u0131lardan mant\u0131k a\u00e7\u0131klar\u0131na kayd\u0131<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.turkishnyradio.com\/tr\/defi-hackleri-azalirken-kod-riskleri\/#DeFi_kayiplari_2022_zirvesinden_dustu\" >DeFi kay\u0131plar\u0131 2022 zirvesinden d\u00fc\u015ft\u00fc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.turkishnyradio.com\/tr\/defi-hackleri-azalirken-kod-riskleri\/#Bridge_exploitleri_liderligi_kaybetti\" >Bridge exploitleri liderli\u011fi kaybetti<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.turkishnyradio.com\/tr\/defi-hackleri-azalirken-kod-riskleri\/#Flash-loan_saldirilari_zayifladi\" >Flash-loan sald\u0131r\u0131lar\u0131 zay\u0131flad\u0131<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.turkishnyradio.com\/tr\/defi-hackleri-azalirken-kod-riskleri\/#Private-key_ihlalleri_geriledi\" >Private-key ihlalleri geriledi<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.turkishnyradio.com\/tr\/defi-hackleri-azalirken-kod-riskleri\/#Protokol_mantigi_exploitleri_ana_tehdit_oldu\" >Protokol mant\u0131\u011f\u0131 exploitleri ana tehdit oldu<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.turkishnyradio.com\/tr\/defi-hackleri-azalirken-kod-riskleri\/#Balancer_olayi_yeni_riski_gosterdi\" >Balancer olay\u0131 yeni riski g\u00f6sterdi<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.turkishnyradio.com\/tr\/defi-hackleri-azalirken-kod-riskleri\/#Multi-chain_dagitim_sistemik_riski_artiriyor\" >Multi-chain da\u011f\u0131t\u0131m sistemik riski art\u0131r\u0131yor<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.turkishnyradio.com\/tr\/defi-hackleri-azalirken-kod-riskleri\/#Sonuc\" >Sonu\u00e7<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.turkishnyradio.com\/tr\/defi-hackleri-azalirken-kod-riskleri\/#Ek_Temel_terimler_sozlugu\" >Ek: Temel terimler s\u00f6zl\u00fc\u011f\u00fc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.turkishnyradio.com\/tr\/defi-hackleri-azalirken-kod-riskleri\/#DeFi_hackleri_hakkinda_sik_sorulan_sorular\" >DeFi hackleri hakk\u0131nda s\u0131k sorulan sorular<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.turkishnyradio.com\/tr\/defi-hackleri-azalirken-kod-riskleri\/#1-_DeFi_kayiplari_azaliyor_mu\" >1- DeFi kay\u0131plar\u0131 azal\u0131yor mu?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.turkishnyradio.com\/tr\/defi-hackleri-azalirken-kod-riskleri\/#2-_Bridge_hackleri_neden_azaldi\" >2- Bridge hackleri neden azald\u0131?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.turkishnyradio.com\/tr\/defi-hackleri-azalirken-kod-riskleri\/#3-_DeFide_en_buyuk_risk_nedir\" >3- DeFi\u2019de en b\u00fcy\u00fck risk nedir?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.turkishnyradio.com\/tr\/defi-hackleri-azalirken-kod-riskleri\/#4-_Multi-chain_uygulamalar_neden_risklidir\" >4- Multi-chain uygulamalar neden risklidir?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.turkishnyradio.com\/tr\/defi-hackleri-azalirken-kod-riskleri\/#Referanslar\" >Referanslar<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"DeFi_hackleri_bilinen_saldirilardan_mantik_aciklarina_kaydi\"><\/span><b>DeFi hackleri bilinen sald\u0131r\u0131lardan mant\u0131k a\u00e7\u0131klar\u0131na kayd\u0131<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Veriler, DeFi g\u00fcvenlik piyasas\u0131n\u0131n <a href=\"https:\/\/www.turkishnyradio.com\/defi-security-risk-moves-before-mainnet-as-malware-targets-developers\/\">olgunla\u015ft\u0131\u011f\u0131n\u0131<\/a> g\u00f6steriyor. Eski sald\u0131r\u0131 t\u00fcrleri, protokollerin daha g\u00fc\u00e7l\u00fc savunmalar eklemesiyle daha az etkili hale geldi.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Bridge ar\u0131zalar\u0131, flash-loan sald\u0131r\u0131lar\u0131 ve private-key ihlalleri art\u0131k kay\u0131plar\u0131n \u00e7o\u011funu olu\u015fturmuyor. Ana tehdit art\u0131k protokol mant\u0131\u011f\u0131 exploitlerinden geliyor.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Bu a\u00e7\u0131klar bir uygulaman\u0131n tasar\u0131m\u0131nda, matemati\u011finde, izinlerinde veya birle\u015febilirlik yap\u0131s\u0131nda yer alabiliyor. Bu nedenle modern sald\u0131r\u0131lar\u0131 \u00f6nceden tespit etmek daha zor hale geliyor.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"DeFi_kayiplari_2022_zirvesinden_dustu\"><\/span><b>DeFi kay\u0131plar\u0131 2022 zirvesinden d\u00fc\u015ft\u00fc<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Toplam DeFi kay\u0131plar\u0131 2022\u2019de $2.62 milyar seviyesine ula\u015ft\u0131. 2024\u2019te ise kay\u0131plar yakla\u015f\u0131k %80 d\u00fc\u015ferek $534 milyona geriledi.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Bu d\u00fc\u015f\u00fc\u015f, DeFi toplam kilitli de\u011ferinin y\u00fckselmeye devam etti\u011fi bir d\u00f6nemde ya\u015fand\u0131. Bu durum, b\u00fcy\u00fck protokoller ve ekosistemlerde g\u00fcvenli\u011fin geli\u015fti\u011fine i\u015faret etti.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Olay ba\u015f\u0131na medyan kay\u0131p da \u00f6nemli \u00f6l\u00e7\u00fcde d\u00fc\u015ft\u00fc. Bu rakam 2022\u2019de $6 milyon seviyesindeydi. 2025\u2019te ise $1.5 milyona indi.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Bridge_exploitleri_liderligi_kaybetti\"><\/span><b>Bridge exploitleri liderli\u011fi kaybetti<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Bridge sald\u0131r\u0131lar\u0131 bir d\u00f6nem DeFi kay\u0131plar\u0131n\u0131n en b\u00fcy\u00fck kayna\u011f\u0131yd\u0131. 2022\u2019de dokuz bridge exploit\u2019i $1.9 milyar zarara yol a\u00e7t\u0131.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ronin Bridge tek ba\u015f\u0131na $624 milyon kaybetti. Binance Bridge, Wormhole, Nomad, Harmony ve Qubit de b\u00fcy\u00fck olaylar aras\u0131nda yer ald\u0131.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">2025\u2019e gelindi\u011finde bridge sald\u0131r\u0131lar\u0131n\u0131n pay\u0131 %3\u2019e d\u00fc\u015ft\u00fc. Daha iyi do\u011frulama sistemleri, merkeziyetsiz do\u011frulay\u0131c\u0131 setleri ve yerel cross-chain mesajla\u015fma bu riski azaltt\u0131.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Bu de\u011fi\u015fim, DeFi hackleri i\u00e7in eski risk alanlar\u0131n\u0131n art\u0131k daha iyi kontrol edildi\u011fini g\u00f6sterdi.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Flash-loan_saldirilari_zayifladi\"><\/span><b>Flash-loan sald\u0131r\u0131lar\u0131 zay\u0131flad\u0131<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Flash-loan sald\u0131r\u0131lar\u0131 da benzer bir d\u00fc\u015f\u00fc\u015f ya\u015fad\u0131. Bu sald\u0131r\u0131lar 2020\u2019de t\u00fcm DeFi kay\u0131plar\u0131n\u0131n %54\u2019\u00fcn\u00fc olu\u015fturuyordu.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">2025\u2019te ise y\u0131ll\u0131k kay\u0131plar\u0131n %1\u2019inden az\u0131n\u0131 olu\u015fturdu. Protokoller bu tehdidi zaman a\u011f\u0131rl\u0131kl\u0131 ortalama fiyatlar, Chainlink oracle entegrasyonlar\u0131 ve reentrancy korumalar\u0131yla azaltt\u0131.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Bir\u00e7ok uygulama art\u0131k sald\u0131rganlar\u0131n tek i\u015flem i\u00e7inde fiyatlar\u0131 manip\u00fcle edebilece\u011fini varsay\u0131yor. Bu tasar\u0131m de\u011fi\u015fimi, erken d\u00f6nem DeFi sald\u0131r\u0131lar\u0131n\u0131 daha az etkili hale getirdi.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Private-key_ihlalleri_geriledi\"><\/span><b>Private-key ihlalleri geriledi<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Private-key ihlalleri de daha az y\u0131k\u0131c\u0131 hale geldi. Bu kategorinin kay\u0131plardaki pay\u0131 2022\u2019de %28.7 seviyesindeydi. 2025\u2019te ise %8.1\u2019e d\u00fc\u015ft\u00fc.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Bu d\u00fc\u015f\u00fc\u015f, bridge ve flash-loan sald\u0131r\u0131lar\u0131yla ayn\u0131 modeli izledi. Sekt\u00f6r tekrar eden zay\u0131fl\u0131klar\u0131 belirledi ve bunlara standart savunmalar geli\u015ftirdi.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Bu savunmalar eski sald\u0131r\u0131 t\u00fcrlerinin etkisini azaltt\u0131. Ancak sald\u0131rganlar\u0131 daha karma\u015f\u0131k protokol a\u00e7\u0131klar\u0131na y\u00f6neltti.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Protokol_mantigi_exploitleri_ana_tehdit_oldu\"><\/span><b>Protokol mant\u0131\u011f\u0131 exploitleri ana tehdit oldu<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Protokol mant\u0131\u011f\u0131 exploitleri 2025\u2019te DeFi kay\u0131plar\u0131n\u0131n %89.1\u2019ine neden oldu. Bu durum onlar\u0131 en b\u00fcy\u00fck risk kayna\u011f\u0131 haline getirdi.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Bu t\u00fcr hatalar\u0131 \u00f6nlemek daha zordur. Bir bridge exploit\u2019i genellikle bilinen g\u00fcven varsay\u0131mlar\u0131na dayan\u0131r. Bir flash-loan sald\u0131r\u0131s\u0131 ise tan\u0131d\u0131k bir sald\u0131r\u0131 ailesine aittir.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Mant\u0131k a\u00e7\u0131\u011f\u0131 farkl\u0131d\u0131r. \u00d6zel matematikten, eri\u015fim kontrollerinden veya bir protokol\u00fcn ba\u015fka bir protokolle etkile\u015fim \u015feklinden kaynaklanabilir.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Bu nedenle DeFi hackleri art\u0131k daha \u00f6zel ve daha zor incelenen g\u00fcvenlik a\u00e7\u0131klar\u0131na ba\u011fl\u0131 hale geliyor.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Balancer_olayi_yeni_riski_gosterdi\"><\/span><b>Balancer olay\u0131 yeni riski g\u00f6sterdi<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Balancer olay\u0131, mant\u0131k a\u00e7\u0131klar\u0131n\u0131n ne kadar ciddi sonu\u00e7lar do\u011furabilece\u011fini g\u00f6sterdi. V2 Composable Stable Pools, alt\u0131 blockchain genelinde yar\u0131m saatten k\u0131sa s\u00fcrede yakla\u015f\u0131k $128 milyon kaybetti.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Check Point Research\u2019e g\u00f6re sald\u0131rgan, havuzlar\u0131n invariant matemati\u011finde bir aritmetik hassasiyet a\u00e7\u0131\u011f\u0131n\u0131 kulland\u0131. K\u00fc\u00e7\u00fck yuvarlama hatalar\u0131 toplu swap i\u015flemleriyle b\u00fcy\u00fct\u00fcld\u00fc.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ayn\u0131 savunmas\u0131z kontratlar Ethereum, Arbitrum, Base, Polygon, Sonic ve OP Mainnet \u00fczerinde da\u011f\u0131t\u0131lm\u0131\u015ft\u0131. A\u00e7\u0131k, ayn\u0131 kod t\u00fcm bu a\u011flarda bulundu\u011fu i\u00e7in yay\u0131ld\u0131.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Multi-chain_dagitim_sistemik_riski_artiriyor\"><\/span><b>Multi-chain da\u011f\u0131t\u0131m sistemik riski art\u0131r\u0131yor<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Multi-chain da\u011f\u0131t\u0131m, tek bir kod a\u00e7\u0131\u011f\u0131n\u0131 daha geni\u015f bir krize d\u00f6n\u00fc\u015ft\u00fcrebilir. Bir\u00e7ok b\u00fcy\u00fck protokol art\u0131k ayn\u0131 kodu farkl\u0131 a\u011flarda kullan\u0131yor.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">ImmuneFi raporu bu riski 2021\u2019deki Poly Network exploit\u2019i ve 2025\u2019teki Balancer olay\u0131yla ili\u015fkilendiriyor. Poly Network bridge ba\u011flant\u0131 noktas\u0131nda ba\u015far\u0131s\u0131z oldu. Balancer ise ayn\u0131 mant\u0131\u011f\u0131n zincirler aras\u0131nda ayn\u0131 \u015fekilde ba\u015far\u0131s\u0131z oldu\u011funu g\u00f6sterdi.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Bu durum, ekosistem g\u00fcvenli\u011finin nas\u0131l \u00f6l\u00e7\u00fcld\u00fc\u011f\u00fcn\u00fc de\u011fi\u015ftiriyor. Bir zincir, kendi altyap\u0131s\u0131 d\u00fczg\u00fcn \u00e7al\u0131\u015fsa bile \u00fczerinde \u00e7al\u0131\u015fan uygulamalardan risk miras alabilir.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Sonuc\"><\/span><b>Sonu\u00e7<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">DeFi hackleri daha az maliyetli hale geldi, ancak daha <a href=\"https:\/\/www.turkishnyradio.com\/crypto-clarity-act-faces-senate-scrutiny-over-fraud-aml-and-defi-rules\/\">karma\u015f\u0131k<\/a> bir yap\u0131ya b\u00fcr\u00fcnd\u00fc. Eski exploit t\u00fcrleri art\u0131k kay\u0131plar\u0131n daha k\u00fc\u00e7\u00fck bir b\u00f6l\u00fcm\u00fcn\u00fc olu\u015fturuyor.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Bir sonraki b\u00fcy\u00fck risk, birka\u00e7 a\u011fa kopyalanm\u0131\u015f tek bir mant\u0131k a\u00e7\u0131\u011f\u0131ndan gelebilir. Kullan\u0131c\u0131lar ve protokoller i\u00e7in temel soru art\u0131k yaln\u0131zca bir zincirin g\u00fcvenli olup olmad\u0131\u011f\u0131 de\u011fildir. As\u0131l soru, payla\u015f\u0131lan kodun ayn\u0131 anda bir\u00e7ok a\u011fda ba\u015far\u0131s\u0131z olup olmayaca\u011f\u0131d\u0131r.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Ek_Temel_terimler_sozlugu\"><\/span><b>Ek: Temel terimler s\u00f6zl\u00fc\u011f\u00fc<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Protokol mant\u0131\u011f\u0131 a\u00e7\u0131\u011f\u0131: Bir protokol\u00fcn kodunda, matemati\u011finde, izinlerinde veya tasar\u0131m\u0131nda bulunan hata.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Bridge exploit: Varl\u0131klar\u0131 bir blockchain\u2019den di\u011ferine ta\u015f\u0131yan sistemlere y\u00f6nelik sald\u0131r\u0131.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Flash-loan sald\u0131r\u0131s\u0131: Tek bir i\u015flem i\u00e7inde \u00f6d\u00fcn\u00e7 al\u0131nan fonlarla yap\u0131lan h\u0131zl\u0131 sald\u0131r\u0131.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Private-key ihlali: C\u00fczdan veya y\u00f6netici anahtarlar\u0131n\u0131n ele ge\u00e7irilmesiyle olu\u015fan g\u00fcvenlik ihlali.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Multi-chain: Ayn\u0131 protokol kodunun birden fazla blockchain a\u011f\u0131 \u00fczerinde \u00e7al\u0131\u015ft\u0131r\u0131lmas\u0131.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Toplam kilitli de\u011fer: DeFi protokolleri i\u00e7inde tutulan toplam varl\u0131k bakiyesi.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"DeFi_hackleri_hakkinda_sik_sorulan_sorular\"><\/span><b>DeFi hackleri hakk\u0131nda s\u0131k sorulan sorular<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1-_DeFi_kayiplari_azaliyor_mu\"><\/span><span style=\"font-weight: 400;\">1- DeFi kay\u0131plar\u0131 azal\u0131yor mu?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Evet. Kay\u0131plar 2022\u2019de $2.62 milyardan 2024\u2019te $534 milyona d\u00fc\u015ft\u00fc.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"2-_Bridge_hackleri_neden_azaldi\"><\/span><span style=\"font-weight: 400;\">2- Bridge hackleri neden azald\u0131?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Daha iyi do\u011frulama, merkeziyetsiz do\u011frulay\u0131c\u0131lar ve yerel cross-chain mesajla\u015fma bridge riskini azaltt\u0131.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"3-_DeFide_en_buyuk_risk_nedir\"><\/span><span style=\"font-weight: 400;\">3- DeFi\u2019de en b\u00fcy\u00fck risk nedir?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Protokol mant\u0131\u011f\u0131 exploitleri art\u0131k kay\u0131plar\u0131n ana kayna\u011f\u0131d\u0131r.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"4-_Multi-chain_uygulamalar_neden_risklidir\"><\/span><span style=\"font-weight: 400;\">4- Multi-chain uygulamalar neden risklidir?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Ayn\u0131 savunmas\u0131z kod birka\u00e7 blockchain \u00fczerinde \u00e7al\u0131\u015fabilir ve ayn\u0131 anda ba\u015far\u0131s\u0131z olabilir.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Referanslar\"><\/span><span style=\"font-weight: 400;\">Referanslar<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/cryptoslate.com\/defis-old-hacks-are-fading-the-new-risk-can-hit-six-chains-at-once\/\" rel=\"nofollow noopener\" target=\"_blank\"><span style=\"font-weight: 400;\">CryptoSlate<\/span><\/a><\/p>\n<p><a href=\"https:\/\/research.checkpoint.com\/2025\/how-an-attacker-drained-128m-from-balancer-through-rounding-error-exploitation\/\" rel=\"nofollow noopener\" target=\"_blank\"><span style=\"font-weight: 400;\">Check Point Research<\/span><\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bir DeFi hackinin ortalama maliyeti 2022\u2019den bu yana d\u00fc\u015ft\u00fc. Ancak yeni veriler, riskin tamamen ortadan kalkmad\u0131\u011f\u0131n\u0131 g\u00f6steriyor. DeFi hackleri art\u0131k daha az kay\u0131p yarat\u0131yor, fakat sald\u0131r\u0131lar daha karma\u015f\u0131k kod a\u00e7\u0131klar\u0131na y\u00f6neliyor. 2020 ile 2025 aras\u0131ndaki protokol kay\u0131plar\u0131 bu de\u011fi\u015fimi a\u00e7\u0131k\u00e7a g\u00f6sterdi. Sald\u0131r\u0131lar art\u0131k bilinen exploit modellerinden uzakla\u015f\u0131yor. Risk, daha \u00e7ok uygulama tasar\u0131m\u0131, matematik, izin yap\u0131s\u0131 [&hellip;]<\/p>\n","protected":false},"author":58,"featured_media":95664,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jnews-multi-image_gallery":[],"jnews_single_post":{"format":"standard","override":[{"template":"2","parallax":"1","fullscreen":"1","layout":"right-sidebar","sidebar":"default-sidebar","second_sidebar":"default-sidebar","sticky_sidebar":"1","share_position":"bottom","share_float_style":"share-monocrhome","show_share_counter":"1","show_view_counter":"1","show_featured":"1","show_post_meta":"1","show_post_author":"1","show_post_author_image":"1","show_post_date":"1","post_date_format":"default","post_date_format_custom":"Y\/m\/d","show_post_category":"1","show_post_reading_time":"1","post_reading_time_wpm":"300","post_calculate_word_method":"str_word_count","zoom_button_out_step":"2","zoom_button_in_step":"3","show_post_tag":"1","show_prev_next_post":"1","show_comment_section":"1","number_popup_post":"1","show_author_box":"1","show_post_related":"1","show_inline_post_related":"1"}],"image_override":[{"single_post_thumbnail_size":"no-crop","single_post_gallery_size":"crop-500"}],"trending_post_position":"meta","trending_post_label":"Trending","sponsored_post_label":"Sponsored by","disable_ad":"0","subtitle":""},"jnews_primary_category":[],"jnews_override_counter":{"view_counter_number":"0","share_counter_number":"0","like_counter_number":"0","dislike_counter_number":"0"},"footnotes":""},"categories":[2015,2014,1992],"tags":[12051,12049,11916,12047,12050,12052,12053,12048],"class_list":["post-104847","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dunya","category-ekonomi","category-kripto-paralar","tag-akilli-sozlesme","tag-bridge-exploit","tag-defi-guvenligi","tag-defi-hackleri","tag-flash-loan-saldirisi","tag-kripto-guvenligi","tag-multi-chain-risk","tag-protokol-mantigi"],"_links":{"self":[{"href":"https:\/\/www.turkishnyradio.com\/tr\/wp-json\/wp\/v2\/posts\/104847","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.turkishnyradio.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.turkishnyradio.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.turkishnyradio.com\/tr\/wp-json\/wp\/v2\/users\/58"}],"replies":[{"embeddable":true,"href":"https:\/\/www.turkishnyradio.com\/tr\/wp-json\/wp\/v2\/comments?post=104847"}],"version-history":[{"count":2,"href":"https:\/\/www.turkishnyradio.com\/tr\/wp-json\/wp\/v2\/posts\/104847\/revisions"}],"predecessor-version":[{"id":104852,"href":"https:\/\/www.turkishnyradio.com\/tr\/wp-json\/wp\/v2\/posts\/104847\/revisions\/104852"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.turkishnyradio.com\/tr\/wp-json\/wp\/v2\/media\/95664"}],"wp:attachment":[{"href":"https:\/\/www.turkishnyradio.com\/tr\/wp-json\/wp\/v2\/media?parent=104847"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.turkishnyradio.com\/tr\/wp-json\/wp\/v2\/categories?post=104847"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.turkishnyradio.com\/tr\/wp-json\/wp\/v2\/tags?post=104847"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}