{"id":3836,"date":"2022-08-02T18:35:45","date_gmt":"2022-08-02T15:35:45","guid":{"rendered":"https:\/\/multimediabilgisayar.com\/blog\/?p=3836"},"modified":"2024-11-06T14:06:10","modified_gmt":"2024-11-06T11:06:10","slug":"blok-zincir-blockchain-nedir","status":"publish","type":"post","link":"https:\/\/multimediabilgisayar.com\/blog\/blok-zincir-blockchain-nedir\/","title":{"rendered":"Blok Zincir (Blockchain) Nedir?"},"content":{"rendered":"<p>Blok zincir, a\u011f yard\u0131m\u0131 ile sistemi kullanan kullan\u0131c\u0131lar aras\u0131ndaki i\u015flemlerin t\u00fcm\u00fcn\u00fc do\u011frulayarak saklayan bir sistemdir. Blok zinciri 2008 y\u0131l\u0131nda Satoshi Nakamoto taraf\u0131ndan kripto para bitcoin&#8217;de, kamu i\u015flem defteri olarak kullan\u0131lmak \u00fczere geli\u015ftirilmi\u015ftir.<\/p>\n<figure id=\"attachment_4870\" aria-describedby=\"caption-attachment-4870\" style=\"width: 1080px\" class=\"wp-caption alignnone\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-4870 size-full\" src=\"http:\/\/multimediabilgisayar.com\/blog\/wp-content\/uploads\/2022\/08\/blockchain-blog.jpg\" alt=\"Blok Zincir (Blockchain) Nedir?\" width=\"1080\" height=\"1080\" srcset=\"https:\/\/multimediabilgisayar.com\/blog\/wp-content\/uploads\/2022\/08\/blockchain-blog.jpg 1080w, https:\/\/multimediabilgisayar.com\/blog\/wp-content\/uploads\/2022\/08\/blockchain-blog-300x300.jpg 300w, https:\/\/multimediabilgisayar.com\/blog\/wp-content\/uploads\/2022\/08\/blockchain-blog-1024x1024.jpg 1024w, https:\/\/multimediabilgisayar.com\/blog\/wp-content\/uploads\/2022\/08\/blockchain-blog-150x150.jpg 150w, https:\/\/multimediabilgisayar.com\/blog\/wp-content\/uploads\/2022\/08\/blockchain-blog-768x768.jpg 768w, https:\/\/multimediabilgisayar.com\/blog\/wp-content\/uploads\/2022\/08\/blockchain-blog-105x105.jpg 105w\" sizes=\"(max-width: 1080px) 100vw, 1080px\" \/><figcaption id=\"caption-attachment-4870\" class=\"wp-caption-text\">Blokchain k\u0131saca \u015f\u00f6yle i\u015fler: Bilgisayar\u0131nda bir kay\u0131t listesi (muhasebe defteri) bar\u0131nd\u0131rd\u0131\u011f\u0131n\u0131 varsayal\u0131m. \u0130ki m\u00fcfetti\u015f onlar da ayn\u0131 dosyan\u0131n birer kopyas\u0131n\u0131 kendi bilgisayarlar\u0131nda bar\u0131nd\u0131r\u0131yor olsunlar.<\/figcaption><\/figure>\n<p>Blokchain k\u0131saca \u015f\u00f6yle i\u015fler: Bilgisayar\u0131nda bir kay\u0131t listesi (muhasebe defteri) bar\u0131nd\u0131rd\u0131\u011f\u0131n\u0131 varsayal\u0131m. \u0130ki m\u00fcfetti\u015f onlar da ayn\u0131 dosyan\u0131n birer kopyas\u0131n\u0131 kendi bilgisayarlar\u0131nda bar\u0131nd\u0131r\u0131yor olsunlar.<\/p>\n<p>Sen bir para devir i\u015flemi yapt\u0131\u011f\u0131nda bilgisayar\u0131n, bu iki m\u00fcfetti\u015flerin ikisine birden, ayn\u0131 anda, onlar\u0131 bilgilendiren birer e-posta yollar. Her m\u00fcfetti\u015f aceleyle harekete ge\u00e7er.\u00a0 Hem bu i\u015flem i\u00e7in, hem de m\u00fcfetti\u015f \u00fccretinin kripto para olarak \u00f6denebilmesi i\u00e7in yeterli bakiye olup olmad\u0131\u011f\u0131n\u0131 kontrol eder.<\/p>\n<p>Bu i\u015fi ilk ba\u015faran &#8220;herkese cevap ver&#8221; d\u00fc\u011fmesine basar ve kontrol\u00fc nas\u0131l yapt\u0131\u011f\u0131n\u0131 anlatan bir belgeyi cevaba ekler. E\u011fer di\u011fer m\u00fcfetti\u015f de onay verirse herkes kay\u0131t listelerini yeni durumu yans\u0131tacak \u015fekilde g\u00fcnceller. Her blok tipik olarak i\u015flem verilerini, \u00f6nceki blo\u011fun bir kriptografik hash fonksiyonunu &#8216;nu, bir zaman damgas\u0131n\u0131 i\u00e7erir.<\/p>\n<p>Tasar\u0131m gere\u011fi, bir blok zinciri, kay\u0131tlar\u0131n sonradan de\u011fi\u015ftirilmesine diren\u00e7lidir. Kullan\u0131lan kay\u0131t listesi, \u201ciki taraf aras\u0131ndaki i\u015flemleri verimli, do\u011frulanabilir ve kal\u0131c\u0131 bir \u015fekilde kaydedebilen a\u00e7\u0131k, da\u011f\u0131t\u0131lm\u0131\u015f bir defterdir\u201d. Da\u011f\u0131t\u0131lm\u0131\u015f bir defter olarak kullanmak i\u00e7in, bir blok zinciri tipik olarak, topluca bir protokole ba\u011fl\u0131 d\u00fc\u011f\u00fcmler aras\u0131 ileti\u015fim ve yeni bloklar\u0131 onaylamak i\u00e7in bir e\u015fler aras\u0131 a\u011f taraf\u0131ndan y\u00f6netilir.<\/p>\n<p>Herhangi bir bloktaki veriler sonradan de\u011fi\u015ftirilmek istendi\u011finde, verinin bulundu\u011fu blok ve sonraki t\u00fcm bloklar\u0131n de\u011fi\u015ftirilmesi gerekecektir. Bu da bir sonraki d\u00fc\u011f\u00fcm yaz\u0131lmadan \u00f6nce, her blok yaz\u0131m\u0131 i\u00e7in d\u00fc\u011f\u00fcm se\u00e7iminde se\u00e7ilmeyi ve her seferde a\u011fdaki d\u00fc\u011f\u00fcmlerin \u00e7o\u011funlu\u011funun onay\u0131n\u0131 gerektirir. Ayr\u0131ca her blokta kimin de\u011fi\u015ftirdi\u011fi belli oldu\u011fundan, olas\u0131 bir k\u00f6t\u00fcye kullan\u0131m\u0131n tespit edilmesi de m\u00fcmk\u00fcnd\u00fcr.<\/p>\n<p><a href=\"https:\/\/multimediabilgisayar.com\/blog\/blok-zincir-blockchain-nedir\/\">Blok zinciri<\/a>, da\u011f\u0131t\u0131k, payla\u015f\u0131lan, \u015fifrelenmi\u015f, geri d\u00f6n\u00fc\u015f\u00fc olmayan ve bozulmayan bir bilgi deposudur.<\/p>\n<h3><img decoding=\"async\" class=\"alignnone wp-image-3835 size-full\" src=\"http:\/\/multimediabilgisayar.com\/blog\/wp-content\/uploads\/2022\/08\/blockchain-2-1-scaled.jpg\" alt=\"\" width=\"2560\" height=\"1705\" srcset=\"https:\/\/multimediabilgisayar.com\/blog\/wp-content\/uploads\/2022\/08\/blockchain-2-1-scaled.jpg 2560w, https:\/\/multimediabilgisayar.com\/blog\/wp-content\/uploads\/2022\/08\/blockchain-2-1-300x200.jpg 300w, https:\/\/multimediabilgisayar.com\/blog\/wp-content\/uploads\/2022\/08\/blockchain-2-1-1024x682.jpg 1024w, https:\/\/multimediabilgisayar.com\/blog\/wp-content\/uploads\/2022\/08\/blockchain-2-1-768x511.jpg 768w, https:\/\/multimediabilgisayar.com\/blog\/wp-content\/uploads\/2022\/08\/blockchain-2-1-1536x1023.jpg 1536w, https:\/\/multimediabilgisayar.com\/blog\/wp-content\/uploads\/2022\/08\/blockchain-2-1-2048x1364.jpg 2048w, https:\/\/multimediabilgisayar.com\/blog\/wp-content\/uploads\/2022\/08\/blockchain-2-1-158x105.jpg 158w, https:\/\/multimediabilgisayar.com\/blog\/wp-content\/uploads\/2022\/08\/blockchain-2-1-1320x879.jpg 1320w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/><\/h3>\n<p>&nbsp;<\/p>\n<h3>Blok Zinciri Kullan\u0131m Alanlar\u0131<\/h3>\n<p>&nbsp;<\/p>\n<h4>1. Sa\u011fl\u0131k Sekt\u00f6r\u00fc<\/h4>\n<p>Sa\u011fl\u0131k sekt\u00f6r\u00fcnde en b\u00fcy\u00fck s\u0131k\u0131nt\u0131 sahte ila\u00e7lar ve uyu\u015fturucu bazl\u0131 ila\u00e7lar\u0131n denetimsiz sat\u0131lmas\u0131 problemidir. Blok zinciri teknolojisi ile fabrikadan ila\u00e7 paketlerinin kimli\u011fi do\u011frulanm\u0131\u015f ve her ara teslim noktas\u0131nda zaman damgal\u0131 hale getirilmi\u015ftir. B\u00f6ylece ilac\u0131n da\u011f\u0131t\u0131m hatt\u0131 boyunca kimli\u011fi do\u011frulan\u0131r. Ve bu ilac\u0131n izlenmesi sa\u011flan\u0131r.<\/p>\n<h4>2. Devlet Kurumlar\u0131<\/h4>\n<p>Birden fazla acentenin ger\u00e7ek zamanl\u0131 olarak kimli\u011fi payla\u015fmas\u0131, eri\u015fmesi ve do\u011frulamas\u0131n\u0131 sa\u011flamak i\u00e7in pasaport veya s\u00fcr\u00fcc\u00fc ehliyeti Blok zincirine yerle\u015ftirilir.<\/p>\n<h4>3. Gayrimenkul End\u00fcstrisi<\/h4>\n<p>Blok zinciri teknolojisi tapu ve arazi m\u00fclkiyeti kay\u0131tlar\u0131 ve ilgili payda\u015flar ile acentelerin m\u00fclkiyet kay\u0131tlar\u0131na ger\u00e7ek zamanl\u0131 eri\u015fimi i\u00e7in kullan\u0131lmaktad\u0131r.<\/p>\n<h4>4. P\u0131rlanta Sekt\u00f6r\u00fc<\/h4>\n<p>Elmas sanayi en b\u00fcy\u00fck do\u011fal kaynak end\u00fcstrilerinden biridir. Sekt\u00f6r\u00fcn en b\u00fcy\u00fck problemi ise ka\u00e7ak\u00e7\u0131l\u0131kt\u0131r. Bu gibi s\u0131k\u0131nt\u0131lardan kurtulmak i\u00e7in Everledger \u015firketinin Blok zinciri yaz\u0131l\u0131m\u0131 kullan\u0131lmaktad\u0131r. \u015eirket, sigorta \u015firketlerinden talep sahiplerine ve kolluk kuvvetlerine kadar, elmas\u0131n \u00fcretim ve pazarlama a\u015famas\u0131nda dokundu\u011fu her kesime elmas tan\u0131mlama ve i\u015flem do\u011frulamas\u0131 i\u00e7in de\u011fi\u015ftirilemez bir kay\u0131t defteri tedarik etmektedir. Everledger her ta\u015fa i\u015flem yaparken e\u015flik edecek benzersiz bir parmak izi olu\u015fturarak her elmas i\u00e7in bir &#8220;dijital pasaport&#8221; atamaktad\u0131r.<\/p>\n<h4>5. Dijital \u0130\u00e7erik ve Telif<\/h4>\n<p>Sanat\u00e7\u0131lara ve yazarlara blok zincir yard\u0131m\u0131yla eserlerini koruma \u015fans\u0131 tan\u0131nabilmektedir. \u00dcretilen eserin orijinalli\u011fini ispatlamak i\u00e7in benzersiz bir kimlik belgesi ve dijital kimlik do\u011frulama sertifikas\u0131 \u00fcretir ve t\u00fcm sistemlere ayn\u0131 anda i\u015fler.<\/p>\n<h4>6. Se\u00e7imler<\/h4>\n<p>Blok zincir ile oylar\u0131n \u015fifrelenerek defterlere da\u011f\u0131t\u0131lmas\u0131 sayesinde hem \u015feffafl\u0131k hem de g\u00fcvenlik sa\u011flanacakt\u0131r.<\/p>\n<h4>7.Blok Zinciri Platformlar\u0131<\/h4>\n<p>&nbsp;<\/p>\n<h4>7.1. Bitcoin<\/h4>\n<p>Bitcoin merkezi bulunmayan dijital bir para birimidir. 2009 y\u0131l\u0131nda ortaya \u00e7\u0131km\u0131\u015ft\u0131r. Merkezi denetim gerektirmeyen ve her yerde herkes taraf\u0131ndan eri\u015filebilen a\u00e7\u0131k \u00f6deme sistemidir.<\/p>\n<h4>7.2. Ethereum<\/h4>\n<p>Ethereum, merkezi olmayan uygulamalar\u0131 olu\u015fturmak, \u00e7al\u0131\u015ft\u0131rmak ve kullanmak i\u00e7in kullan\u0131labilen a\u00e7\u0131k bir Blok zinciri platformudur.\u00a0 Ether adl\u0131 kripto para kullan\u0131larak ak\u0131ll\u0131 s\u00f6zle\u015fme hesaplamalar\u0131n\u0131n yap\u0131ld\u0131\u011f\u0131 Ethereum Sanal Makinesi &#8220;EVM&#8221; vas\u0131tas\u0131yla y\u00fcr\u00fct\u00fclmektedir.<\/p>\n<h4>7.3. Ripple<\/h4>\n<p>Ripple, 2012&#8217;de olu\u015fturulan bir \u00f6deme a\u011f\u0131 (RippleNet) hem de \u015fifreleme (Ripple XRP) projelerinin birle\u015fimidir. RippleNet, bankalar\u0131 ve di\u011fer b\u00fcy\u00fck kurumlar\u0131 birbirine ba\u011flayarak a\u011f \u00fczerinden para aktarmas\u0131n\u0131 sa\u011flar. T\u00fcm i\u015flemleri merkezi olmayan XRP Deedger&#8217;a kaydeder. Ripple XRP, t\u00fcm \u00f6demelerin \u00f6deme a\u011f\u0131nda kullan\u0131r. Uluslararas\u0131 \u00f6demelerde ili\u015fkili zaman\u0131 ve paray\u0131 d\u00fc\u015f\u00fcren para birimidir. Sistemdeki her bir i\u015flemin i\u015flenme s\u00fcresi maksimum d\u00f6rt saniyedir. Ethereum, Bitcoin ve geleneksel sistemlere g\u00f6re \u00e7ok h\u0131zl\u0131d\u0131r.<\/p>\n<p>&nbsp;<\/p>\n<div style=\"display: none;\">https:\/\/www.multiyazilim.com<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Blok zincir, a\u011f yard\u0131m\u0131 ile sistemi kullanan kullan\u0131c\u0131lar aras\u0131ndaki i\u015flemlerin t\u00fcm\u00fcn\u00fc do\u011frulayarak saklayan bir sistemdir. Blok zinciri 2008 y\u0131l\u0131nda Satoshi Nakamoto taraf\u0131ndan kripto para bitcoin&#8217;de, kamu i\u015flem defteri olarak kullan\u0131lmak \u00fczere geli\u015ftirilmi\u015ftir. Blokchain k\u0131saca \u015f\u00f6yle i\u015fler: Bilgisayar\u0131nda bir kay\u0131t listesi (muhasebe defteri) bar\u0131nd\u0131rd\u0131\u011f\u0131n\u0131 varsayal\u0131m. \u0130ki m\u00fcfetti\u015f onlar da ayn\u0131 dosyan\u0131n birer kopyas\u0131n\u0131 kendi bilgisayarlar\u0131nda bar\u0131nd\u0131r\u0131yor [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4870,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[566],"tags":[560,561,562,563,564,565,567,568,569],"class_list":["post-3836","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kripto-para","tag-bitcoin","tag-blockchain","tag-blok-zincir","tag-blok-zincir-nedir","tag-blok-zinciri-kullanim-alanlari","tag-ethereum","tag-ripple","tag-ripple-xrp","tag-satoshi-nakamoto"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - 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