{"id":34734,"date":"2022-09-25T12:05:35","date_gmt":"2022-09-25T10:05:35","guid":{"rendered":"https:\/\/www.investglass.com\/?p=34734"},"modified":"2026-04-17T14:16:01","modified_gmt":"2026-04-17T12:16:01","slug":"hvordan-bliver-transaktioner-valideret-i-blockchain","status":"publish","type":"post","link":"https:\/\/www.investglass.com\/da\/how-do-transactions-get-validated-in-blockchain\/","title":{"rendered":"Hvordan bliver transaktioner valideret i blockchain?\ufffc"},"content":{"rendered":"<p class=\"wp-block-paragraph\">N\u00e5r du foretager et k\u00f8b ved hj\u00e6lp af blockchain-teknologi, hvordan bliver transaktionen s\u00e5 valideret? Det kan v\u00e6re en forvirrende proces for dem, der er nye inden for blockchain, s\u00e5 vi vil forklare det for dig. I dette blogindl\u00e6g forklarer vi, hvordan transaktioner valideres i blockchain, og hvad det betyder for brugerne. Vi vil ogs\u00e5 diskutere Ethereums rolle i blockchain-valideringen, og hvorfor den er s\u00e5 vigtig. S\u00e5 hvis du er nysgerrig efter at vide mere om blockchain-validering, s\u00e5 l\u00e6s videre! <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Valideringen af oplysningerne sker gennem en mekanisme, der kaldes konsensus. Denne mekanisme definerer, om en post eller information kan registreres i en blok.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Et blockchain-netv\u00e6rk kan \u201cblive enige\u201d om en transaktion p\u00e5 mange m\u00e5der, afh\u00e6ngigt af omfanget af den ans\u00f8gningsproces, der finder sted20, s\u00e5 vil kun den mest anvendte \u201ckonsensus\u201d blive udviklet, men i de citerede referencer vil yderligere relevant information blive gjort tilg\u00e6ngelig vedr\u00f8rende de tekniske aspekter ved validering af dataene.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-1-test-work-pow\"><br>1. Testarbejde (PoW)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><br>Det er en af de mest popul\u00e6re konsensusformer og bruges is\u00e6r i kryptoaktiver. Noderne viser deres indsats (proof-of-work) ved at konkurrere om at l\u00f8se et kompliceret kryptografisk problem, der kr\u00e6ver mange beregninger og derfor en masse computerenergi.<br><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">2. Bevis for deltagelse (PoS)<br><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Deltagelsestesten er et alternativ til PoW for offentlig blockchain. I dette tilf\u00e6lde validerer noderne de nye blokke i k\u00e6den i en slags lotteri, hvor billetterne ville v\u00e6re turens token. Denne type mekanisme er meget smidig, men kan have en ulempe, f.eks. at dem, der har flere kryptoaktiver, vinder flere kryptoaktiver.<br><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">3 Bevis for delegeret deltagelse (DPoS)<br><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Det er en version af PoS, hvor ejerne af den aktive krypto v\u00e6lger vidner (deraf det delegerede navn), hvilket giver mulighed for en stor decentralisering, der potentielt kan gavne sm\u00e5 ejere, men som kan lette mulige konkurrencebegr\u00e6nsende praksisser, der ville fremme karteldannelse, hvilket ville g\u00e5 imod fri og sund konkurrence.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">4. Bevis for lejet andel (LPoS)<br><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Waves designede denne raffinerede protokol for at l\u00f8se centraliseringsproblemer og s\u00e5rbarheder over for visse angreb. Sm\u00e5 ejere \u201clejer\u201d eller grupperer deres tokens for at f\u00e5 flere muligheder for at generere en ny blok og tjene bel\u00f8nningen.<br><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">5. Test af forl\u00f8bet tid (PoET)<br><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Denne algoritme, der er udviklet af Hyperledger Sawtooth, er velegnet til offentlige eller private netv\u00e6rk; den definerer tilf\u00e6ldige ventetider for at generere nye blokke pr. stokastisk valgt knudepunkt. Det er meget upartisk, men det afh\u00e6nger af det behandlingsniveau, som netv\u00e6rksnoderne har.<br><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">6. Praktisk byzantinsk fejltolerance (PBFT)<br><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Navnet henviser til historien om de byzantinske generaler. I dette tilf\u00e6lde kender og stoler generalerne p\u00e5 hinanden, blot for at producere koncepter genererer de stemmer i flere runder. Denne tilstand er ideel til tilladte systemer (blandt andet brugt af Hyperledger Fabric og NEO). Den vedh\u00e6ftede figur viser flowet i konsensusprocessen.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Der findes mange andre distribuerede algoritmer, som kan findes i<br>f\u00f8lgende vedh\u00e6ftede link:https:\/\/www.verypossible.com\/insights\/pros-and-cons-of-differentBlockchain-consensus-protocols<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Kilde Ministeriet for digital transformation Columbia<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Blockchain-validering er en vigtig proces, der hj\u00e6lper med at sikre transaktionernes sikkerhed og n\u00f8jagtighed. I blockchain sker denne validering gennem et system, der hedder Ethereum. Ethereum er en decentral platform, der k\u00f8rer smarte kontrakter: applikationer, der k\u00f8rer n\u00f8jagtigt som programmeret uden nogen mulighed for svindel eller indblanding fra tredjepart. Takket v\u00e6re Ethereum er blockchain-validering p\u00e5lidelig og sikker, hvilket g\u00f8r den til det perfekte valg til onlinetransaktioner. Hvis du er interesseret i at l\u00e6re mere om blockchain-validering, kan du tjekke vores andre blogindl\u00e6g om emnet!<\/p>","protected":false},"excerpt":{"rendered":"<p>When you make a purchase using blockchain technology, how does the transaction get validated? This can be a confusing process for those who are new to blockchain, so we&#8217;re going to break it down for you. In this blog post, we will explain how transactions are validated in blockchain and what that means for users. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":34735,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[305],"class_list":["post-34734","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-article","tag-validating-data-integrity-with-blockchain"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.8 (Yoast SEO v28.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Validating Data Integrity with Blockchain Technology<\/title>\n<meta name=\"description\" content=\"Discover how blockchain transactions are validated securely through consensus mechanisms.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.investglass.com\/da\/hvordan-bliver-transaktioner-valideret-i-blockchain\/\" \/>\n<meta property=\"og:locale\" content=\"da_DK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How do transactions get validated in blockchain?\ufffc\" \/>\n<meta property=\"og:description\" content=\"When you make a purchase using blockchain technology, how does the transaction get validated? This can be a confusing process for those who are new to\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.investglass.com\/da\/hvordan-bliver-transaktioner-valideret-i-blockchain\/\" \/>\n<meta property=\"og:site_name\" content=\"InvestGlass\" \/>\n<meta property=\"article:published_time\" content=\"2022-09-25T10:05:35+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-17T12:16:01+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.investglass.com\/wp-content\/uploads\/2022\/09\/yh_oxgv8m50.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1600\" \/>\n\t<meta property=\"og:image:height\" content=\"1000\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"InvestGlass\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@investglass\" \/>\n<meta name=\"twitter:site\" content=\"@investglass\" \/>\n<meta name=\"twitter:label1\" content=\"Skrevet af\" \/>\n\t<meta name=\"twitter:data1\" content=\"InvestGlass\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimeret l\u00e6setid\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutter\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Validering af dataintegritet med blockchain-teknologi","description":"Opdag, hvordan blockchain-transaktioner valideres sikkert gennem konsensusmekanismer.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.investglass.com\/da\/hvordan-bliver-transaktioner-valideret-i-blockchain\/","og_locale":"da_DK","og_type":"article","og_title":"How do transactions get validated in blockchain?\ufffc","og_description":"When you make a purchase using blockchain technology, how does the transaction get validated? 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