{"id":25950,"date":"2023-06-21T12:32:55","date_gmt":"2023-06-21T10:32:55","guid":{"rendered":"https:\/\/www.kryptoakademie24.de\/?p=25950"},"modified":"2023-08-18T15:33:07","modified_gmt":"2023-08-18T13:33:07","slug":"consensus-mechanismen-in-der-blockchain-eine-einfache-einfuehrung-fuer-anfaenger","status":"publish","type":"post","link":"https:\/\/www.kryptoakademie24.de\/en\/glossar\/consensus-mechanismen-in-der-blockchain-eine-einfache-einfuehrung-fuer-anfaenger.html","title":{"rendered":"Consensus mechanisms in the blockchain: a simple introduction for beginners"},"content":{"rendered":"<div class=\"shariff shariff-align-flex-start shariff-widget-align-flex-start\"><ul class=\"shariff-buttons theme-default orientation-horizontal buttonsize-medium\"><li class=\"shariff-button mastodon shariff-nocustomcolor\" style=\"background-color:#563ACC\"><a href=\"https:\/\/s2f.kytta.dev\/?text=Consensus-Mechanismen%20in%20der%20Blockchain%3A%20Eine%20einfache%20Einf%C3%BChrung%20f%C3%BCr%20Anf%C3%A4nger https%3A%2F%2Fwww.kryptoakademie24.de%2Fen%2Fglossar%2Fconsensus-mechanismen-in-der-blockchain-eine-einfache-einfuehrung-fuer-anfaenger.html\" title=\"Share at Mastodon\" aria-label=\"Share at Mastodon\" role=\"button\" rel=\"noopener nofollow\" class=\"shariff-link\" style=\"; background-color:#6364FF; color:#fff\" target=\"_blank\"><span class=\"shariff-icon\" style=\"\"><svg width=\"75\" height=\"79\" viewbox=\"0 0 75 79\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M37.813-.025C32.462-.058 27.114.13 21.79.598c-8.544.621-17.214 5.58-20.203 13.931C-1.12 23.318.408 32.622.465 41.65c.375 7.316.943 14.78 3.392 21.73 4.365 9.465 14.781 14.537 24.782 15.385 7.64.698 15.761-.213 22.517-4.026a54.1 54.1 0 0 0 .01-6.232c-6.855 1.316-14.101 2.609-21.049 1.074-3.883-.88-6.876-4.237-7.25-8.215-1.53-3.988 3.78-.43 5.584-.883 9.048 1.224 18.282.776 27.303-.462 7.044-.837 14.26-4.788 16.65-11.833 2.263-6.135 1.215-12.79 1.698-19.177.06-3.84.09-7.692-.262-11.52C72.596 7.844 63.223.981 53.834.684a219.453 219.453 0 0 0-16.022-.71zm11.294 12.882c5.5-.067 10.801 4.143 11.67 9.653.338 1.48.471 3 .471 4.515v21.088h-8.357c-.07-7.588.153-15.182-.131-22.765-.587-4.368-7.04-5.747-9.672-2.397-2.422 3.04-1.47 7.155-1.67 10.735v6.392h-8.307c-.146-4.996.359-10.045-.404-15.002-1.108-4.218-7.809-5.565-10.094-1.666-1.685 3.046-.712 6.634-.976 9.936v14.767h-8.354c.109-8.165-.238-16.344.215-24.5.674-5.346 5.095-10.389 10.676-10.627 4.902-.739 10.103 2.038 12.053 6.631.375 1.435 1.76 1.932 1.994.084 1.844-3.704 5.501-6.739 9.785-6.771.367-.044.735-.068 1.101-.073z\"\/><defs><lineargradient id=\"paint0_linear_549_34\" x1=\"37.0692\" y1=\"0\" x2=\"37.0692\" y2=\"79\" gradientunits=\"userSpaceOnUse\"><stop stop-color=\"#6364FF\"\/><stop offset=\"1\" stop-color=\"#563ACC\"\/><\/lineargradient><\/defs><\/svg><\/span><span class=\"shariff-text\">share<\/span>&nbsp;<\/a><\/li><li class=\"shariff-button facebook shariff-nocustomcolor\" style=\"background-color:#4273c8\"><a href=\"https:\/\/www.facebook.com\/sharer\/sharer.php?u=https%3A%2F%2Fwww.kryptoakademie24.de%2Fen%2Fglossar%2Fconsensus-mechanismen-in-der-blockchain-eine-einfache-einfuehrung-fuer-anfaenger.html\" title=\"Share on Facebook\" aria-label=\"Share on Facebook\" role=\"button\" rel=\"nofollow\" class=\"shariff-link\" style=\"; background-color:#3b5998; color:#fff\" target=\"_blank\"><span class=\"shariff-icon\" style=\"\"><svg width=\"32px\" height=\"20px\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 18 32\"><path fill=\"#3b5998\" d=\"M17.1 0.2v4.7h-2.8q-1.5 0-2.1 0.6t-0.5 1.9v3.4h5.2l-0.7 5.3h-4.5v13.6h-5.5v-13.6h-4.5v-5.3h4.5v-3.9q0-3.3 1.9-5.2t5-1.8q2.6 0 4.1 0.2z\"\/><\/svg><\/span><span class=\"shariff-text\">share<\/span>&nbsp;<\/a><\/li><li class=\"shariff-button linkedin shariff-nocustomcolor\" style=\"background-color:#1488bf\"><a href=\"https:\/\/www.linkedin.com\/sharing\/share-offsite\/?url=https%3A%2F%2Fwww.kryptoakademie24.de%2Fen%2Fglossar%2Fconsensus-mechanismen-in-der-blockchain-eine-einfache-einfuehrung-fuer-anfaenger.html\" title=\"Share on LinkedIn\" aria-label=\"Share on LinkedIn\" role=\"button\" rel=\"noopener nofollow\" class=\"shariff-link\" style=\"; background-color:#0077b5; color:#fff\" target=\"_blank\"><span class=\"shariff-icon\" style=\"\"><svg width=\"32px\" height=\"20px\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 27 32\"><path fill=\"#0077b5\" d=\"M6.2 11.2v17.7h-5.9v-17.7h5.9zM6.6 5.7q0 1.3-0.9 2.2t-2.4 0.9h0q-1.5 0-2.4-0.9t-0.9-2.2 0.9-2.2 2.4-0.9 2.4 0.9 0.9 2.2zM27.4 18.7v10.1h-5.9v-9.5q0-1.9-0.7-2.9t-2.3-1.1q-1.1 0-1.9 0.6t-1.2 1.5q-0.2 0.5-0.2 1.4v9.9h-5.9q0-7.1 0-11.6t0-5.3l0-0.9h5.9v2.6h0q0.4-0.6 0.7-1t1-0.9 1.6-0.8 2-0.3q3 0 4.9 2t1.9 6z\"\/><\/svg><\/span><span class=\"shariff-text\">Share<\/span>&nbsp;<\/a><\/li><li class=\"shariff-button info shariff-nocustomcolor\" style=\"background-color:#eee\"><a href=\"https:\/\/www.kryptoakademie24.de\/en\/whitepaper\/\" title=\"Whitepaper\" aria-label=\"Whitepaper\" role=\"button\" rel=\"noopener \" class=\"shariff-link\" style=\"; background-color:#fff; color:#fff\" target=\"_blank\"><span class=\"shariff-icon\" style=\"\"><svg width=\"32px\" height=\"20px\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 11 32\"><path fill=\"#999\" d=\"M11.4 24v2.3q0 0.5-0.3 0.8t-0.8 0.4h-9.1q-0.5 0-0.8-0.4t-0.4-0.8v-2.3q0-0.5 0.4-0.8t0.8-0.4h1.1v-6.8h-1.1q-0.5 0-0.8-0.4t-0.4-0.8v-2.3q0-0.5 0.4-0.8t0.8-0.4h6.8q0.5 0 0.8 0.4t0.4 0.8v10.3h1.1q0.5 0 0.8 0.4t0.3 0.8zM9.2 3.4v3.4q0 0.5-0.4 0.8t-0.8 0.4h-4.6q-0.4 0-0.8-0.4t-0.4-0.8v-3.4q0-0.4 0.4-0.8t0.8-0.4h4.6q0.5 0 0.8 0.4t0.4 0.8z\"\/><\/svg><\/span><\/a><\/li><\/ul><\/div><p>When it comes to blockchain technology, one of the most important aspects is ensuring the integrity and security of transactions. This is achieved through the use of so-called consensus mechanisms. In this article, we would like to give you, as a beginner, a simple overview of consensus mechanisms and explain why they are crucial.<\/p>\n<p>What is a consensus mechanism? A consensus mechanism is a set of rules or a protocol used in a blockchain network to reach an agreement on the validity of transactions. Since there is no central authority that verifies the transactions, the participants of the network must come to a common agreement to ensure that only valid transactions are included in the blockchain.<\/p>\n<p>Why is a consensus mechanism important? The consensus mechanism plays a crucial role in ensuring the security and integrity of a blockchain network. It prevents fraudulent transactions from being carried out or double spending. Without a consensus mechanism, anyone could add arbitrary transactions to the blockchain, which would lead to chaos and manipulation.<\/p>\n<p>How does a consensus mechanism work? There are different types of consensus mechanisms that are used in different blockchain networks. Here are some of the best known:<\/p>\n<ol>\n<li>Proof of Work (PoW): In PoW, network participants have to solve mathematical puzzles to create new blocks and validate transactions. This requires a lot of computing power and energy. The first participant to solve the puzzle is rewarded and their block is added to the blockchain.<\/li>\n<li>Proof of Stake (PoS): With PoS, blocks are not created by solving puzzles, but based on the possession of a cryptocurrency. The more coins someone owns, the greater their chance of creating a new block and validating transactions.<\/li>\n<li>Delegated Proof of Stake (DPoS): With DPoS, the validation of transactions is delegated to selected delegates. These delegates are elected by the network participants. DPoS enables faster transaction confirmation, as only a limited number of delegates have to make decisions.<\/li>\n<\/ol>\n<p>There are also other consensus mechanisms such as Proof of Authority (PoA), Proof of Elapsed Time (PoET) and many more. Each mechanism has its own advantages and disadvantages, and the choice depends on the specific requirements and goals of the blockchain network.<\/p>\n<div class=\"shariff shariff-align-flex-start shariff-widget-align-flex-start\"><ul class=\"shariff-buttons theme-default orientation-horizontal buttonsize-medium\"><li class=\"shariff-button mastodon shariff-nocustomcolor\" style=\"background-color:#563ACC\"><a href=\"https:\/\/s2f.kytta.dev\/?text=Consensus-Mechanismen%20in%20der%20Blockchain%3A%20Eine%20einfache%20Einf%C3%BChrung%20f%C3%BCr%20Anf%C3%A4nger https%3A%2F%2Fwww.kryptoakademie24.de%2Fen%2Fglossar%2Fconsensus-mechanismen-in-der-blockchain-eine-einfache-einfuehrung-fuer-anfaenger.html\" title=\"Share at Mastodon\" aria-label=\"Share at Mastodon\" role=\"button\" rel=\"noopener nofollow\" class=\"shariff-link\" style=\"; background-color:#6364FF; color:#fff\" target=\"_blank\"><span class=\"shariff-icon\" style=\"\"><svg width=\"75\" height=\"79\" viewbox=\"0 0 75 79\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M37.813-.025C32.462-.058 27.114.13 21.79.598c-8.544.621-17.214 5.58-20.203 13.931C-1.12 23.318.408 32.622.465 41.65c.375 7.316.943 14.78 3.392 21.73 4.365 9.465 14.781 14.537 24.782 15.385 7.64.698 15.761-.213 22.517-4.026a54.1 54.1 0 0 0 .01-6.232c-6.855 1.316-14.101 2.609-21.049 1.074-3.883-.88-6.876-4.237-7.25-8.215-1.53-3.988 3.78-.43 5.584-.883 9.048 1.224 18.282.776 27.303-.462 7.044-.837 14.26-4.788 16.65-11.833 2.263-6.135 1.215-12.79 1.698-19.177.06-3.84.09-7.692-.262-11.52C72.596 7.844 63.223.981 53.834.684a219.453 219.453 0 0 0-16.022-.71zm11.294 12.882c5.5-.067 10.801 4.143 11.67 9.653.338 1.48.471 3 .471 4.515v21.088h-8.357c-.07-7.588.153-15.182-.131-22.765-.587-4.368-7.04-5.747-9.672-2.397-2.422 3.04-1.47 7.155-1.67 10.735v6.392h-8.307c-.146-4.996.359-10.045-.404-15.002-1.108-4.218-7.809-5.565-10.094-1.666-1.685 3.046-.712 6.634-.976 9.936v14.767h-8.354c.109-8.165-.238-16.344.215-24.5.674-5.346 5.095-10.389 10.676-10.627 4.902-.739 10.103 2.038 12.053 6.631.375 1.435 1.76 1.932 1.994.084 1.844-3.704 5.501-6.739 9.785-6.771.367-.044.735-.068 1.101-.073z\"\/><defs><lineargradient id=\"paint0_linear_549_34\" x1=\"37.0692\" y1=\"0\" x2=\"37.0692\" y2=\"79\" gradientunits=\"userSpaceOnUse\"><stop stop-color=\"#6364FF\"\/><stop offset=\"1\" stop-color=\"#563ACC\"\/><\/lineargradient><\/defs><\/svg><\/span><span class=\"shariff-text\">share<\/span>&nbsp;<\/a><\/li><li class=\"shariff-button facebook shariff-nocustomcolor\" style=\"background-color:#4273c8\"><a href=\"https:\/\/www.facebook.com\/sharer\/sharer.php?u=https%3A%2F%2Fwww.kryptoakademie24.de%2Fen%2Fglossar%2Fconsensus-mechanismen-in-der-blockchain-eine-einfache-einfuehrung-fuer-anfaenger.html\" title=\"Share on Facebook\" aria-label=\"Share on Facebook\" role=\"button\" rel=\"nofollow\" class=\"shariff-link\" style=\"; background-color:#3b5998; color:#fff\" target=\"_blank\"><span class=\"shariff-icon\" style=\"\"><svg width=\"32px\" height=\"20px\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 18 32\"><path fill=\"#3b5998\" d=\"M17.1 0.2v4.7h-2.8q-1.5 0-2.1 0.6t-0.5 1.9v3.4h5.2l-0.7 5.3h-4.5v13.6h-5.5v-13.6h-4.5v-5.3h4.5v-3.9q0-3.3 1.9-5.2t5-1.8q2.6 0 4.1 0.2z\"\/><\/svg><\/span><span class=\"shariff-text\">share<\/span>&nbsp;<\/a><\/li><li class=\"shariff-button linkedin shariff-nocustomcolor\" style=\"background-color:#1488bf\"><a href=\"https:\/\/www.linkedin.com\/sharing\/share-offsite\/?url=https%3A%2F%2Fwww.kryptoakademie24.de%2Fen%2Fglossar%2Fconsensus-mechanismen-in-der-blockchain-eine-einfache-einfuehrung-fuer-anfaenger.html\" title=\"Share on LinkedIn\" aria-label=\"Share on LinkedIn\" role=\"button\" rel=\"noopener nofollow\" class=\"shariff-link\" style=\"; background-color:#0077b5; color:#fff\" target=\"_blank\"><span class=\"shariff-icon\" style=\"\"><svg width=\"32px\" height=\"20px\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 27 32\"><path fill=\"#0077b5\" d=\"M6.2 11.2v17.7h-5.9v-17.7h5.9zM6.6 5.7q0 1.3-0.9 2.2t-2.4 0.9h0q-1.5 0-2.4-0.9t-0.9-2.2 0.9-2.2 2.4-0.9 2.4 0.9 0.9 2.2zM27.4 18.7v10.1h-5.9v-9.5q0-1.9-0.7-2.9t-2.3-1.1q-1.1 0-1.9 0.6t-1.2 1.5q-0.2 0.5-0.2 1.4v9.9h-5.9q0-7.1 0-11.6t0-5.3l0-0.9h5.9v2.6h0q0.4-0.6 0.7-1t1-0.9 1.6-0.8 2-0.3q3 0 4.9 2t1.9 6z\"\/><\/svg><\/span><span class=\"shariff-text\">Share<\/span>&nbsp;<\/a><\/li><li class=\"shariff-button info shariff-nocustomcolor\" style=\"background-color:#eee\"><a href=\"https:\/\/www.kryptoakademie24.de\/en\/whitepaper\/\" title=\"Whitepaper\" aria-label=\"Whitepaper\" role=\"button\" rel=\"noopener \" class=\"shariff-link\" style=\"; background-color:#fff; color:#fff\" target=\"_blank\"><span class=\"shariff-icon\" style=\"\"><svg width=\"32px\" height=\"20px\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 11 32\"><path fill=\"#999\" d=\"M11.4 24v2.3q0 0.5-0.3 0.8t-0.8 0.4h-9.1q-0.5 0-0.8-0.4t-0.4-0.8v-2.3q0-0.5 0.4-0.8t0.8-0.4h1.1v-6.8h-1.1q-0.5 0-0.8-0.4t-0.4-0.8v-2.3q0-0.5 0.4-0.8t0.8-0.4h6.8q0.5 0 0.8 0.4t0.4 0.8v10.3h1.1q0.5 0 0.8 0.4t0.3 0.8zM9.2 3.4v3.4q0 0.5-0.4 0.8t-0.8 0.4h-4.6q-0.4 0-0.8-0.4t-0.4-0.8v-3.4q0-0.4 0.4-0.8t0.8-0.4h4.6q0.5 0 0.8 0.4t0.4 0.8z\"\/><\/svg><\/span><\/a><\/li><\/ul><\/div>","protected":false},"excerpt":{"rendered":"<p>When it comes to blockchain technology, one of the most important aspects is ensuring the integrity and security of transactions. This<\/p>","protected":false},"author":1,"featured_media":25581,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"footnotes":""},"categories":[151],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.kryptoakademie24.de\/en\/wp-json\/wp\/v2\/posts\/25950"}],"collection":[{"href":"https:\/\/www.kryptoakademie24.de\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kryptoakademie24.de\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kryptoakademie24.de\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kryptoakademie24.de\/en\/wp-json\/wp\/v2\/comments?post=25950"}],"version-history":[{"count":1,"href":"https:\/\/www.kryptoakademie24.de\/en\/wp-json\/wp\/v2\/posts\/25950\/revisions"}],"predecessor-version":[{"id":25951,"href":"https:\/\/www.kryptoakademie24.de\/en\/wp-json\/wp\/v2\/posts\/25950\/revisions\/25951"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kryptoakademie24.de\/en\/wp-json\/wp\/v2\/media\/25581"}],"wp:attachment":[{"href":"https:\/\/www.kryptoakademie24.de\/en\/wp-json\/wp\/v2\/media?parent=25950"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kryptoakademie24.de\/en\/wp-json\/wp\/v2\/categories?post=25950"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kryptoakademie24.de\/en\/wp-json\/wp\/v2\/tags?post=25950"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}