{"id":47200,"date":"2018-04-24T04:23:02","date_gmt":"2018-04-24T11:23:02","guid":{"rendered":"https:\/\/cryptoslate.com\/?post_type=crypto_glossary&#038;p=47200"},"modified":"2026-08-31T18:43:09","modified_gmt":"2026-08-31T17:43:09","slug":"51-attack","status":"publish","type":"crypto_glossary","link":"https:\/\/cryptoslate.com\/glossary\/51-attack\/","title":{"rendered":"51% Attack"},"content":{"rendered":"<p>Refers a directed towards controlling share of the collective mining pool. If a malicious party were to control more than 51% of global hashing power, it would give them the potential to direct the chain and use their majority consensus to submit fake transactions that may allow for the double spending of funds.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Refers a directed towards controlling share of the collective mining pool. If a malicious party were to control more than 51% of global hashing power, it would give them the potential to direct the chain and use their majority consensus to submit fake transactions that may allow for the double spending of funds.<\/p>\n","protected":false},"author":76,"featured_media":0,"comment_status":"open","ping_status":"open","template":"","format":"standard","meta":{"_cryptoslate_glossary_part_of_speech":"noun","_cryptoslate_glossary_phonetic_spelling":"fifty-one per-SENT uh-TAK","_cryptoslate_glossary_example_sentences":["A 51% attack becomes possible when one actor controls most of a proof-of-work network's hashing power.","During the 51% attack, the attacker reorganized recent blocks and reversed selected transactions.","Small networks may face greater 51% attack risk when rentable hash power is readily available.","A 51% attack cannot arbitrarily create coins, but it can disrupt transaction finality.","The exchange increased confirmation requirements after reports of a possible 51% attack."]},"glossary_topic":[83435,83434,83439],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.9 (Yoast SEO v21.9.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>51% Attack | CryptoSlate<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/cryptoslate.com\/glossary\/51-attack\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"51% Attack | CryptoSlate\" \/>\n<meta property=\"og:description\" content=\"Refers a directed towards controlling share of the collective mining pool. 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