{"id":78667,"date":"2026-09-25T21:16:57","date_gmt":"2026-09-25T21:16:57","guid":{"rendered":"https:\/\/crowdfundjunction.com\/blog\/zano-inflation-bug-forces-blockchain-to-wipe-an-entire-day-of-history\/"},"modified":"2026-09-25T21:16:57","modified_gmt":"2026-09-25T21:16:57","slug":"zano-inflation-bug-forces-blockchain-to-wipe-an-entire-day-of-history","status":"publish","type":"post","link":"https:\/\/crowdfundjunction.com\/blog\/zano-inflation-bug-forces-blockchain-to-wipe-an-entire-day-of-history\/","title":{"rendered":"Zano Inflation Bug Forces Blockchain to Wipe an Entire Day of History"},"content":{"rendered":"<p><b>(Originally posted on : Bitcoin News )<\/b><br \/>\n<\/p>\n<div>\n<div class=\"@container mb-[25px] rounded-sm overflow-clip py-0.5 pr-0.5 pl-2.5 bg-success-100\">\n<div class=\"flex flex-col gap-m overflow-clip rounded-[6px] !bg-success-10 p-3 @[420px]:p-m\">\n<h2 class=\"m-0 flex items-center gap-s text-[19px] !text-[#1c1c1c] md:text-[20px]\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"16\" height=\"10\" viewbox=\"0 0 16 10\" fill=\"none\" class=\"shrink-0 text-success-100\" aria-hidden=\"true\"><path d=\"M1 1.5h14\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\"\/><path d=\"M1 8.5h10\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\"\/><\/svg><span>Key Takeaways<\/span><\/h2>\n<ul class=\"m-0 flex list-none flex-col gap-m pl-0\">\n<li class=\"m-0 flex items-start gap-s !text-[#434248]\"><span class=\"mt-2 size-2 shrink-0 rounded-full bg-success-100\" aria-hidden=\"true\"\/><span class=\"text-body\">The privacy blockchain Zano seems to have had an inflation bug involving Gateway Addresses requires a roughly 24-hour rollback.<\/span><\/li>\n<li class=\"m-0 flex items-start gap-s !text-[#434248]\"><span class=\"mt-2 size-2 shrink-0 rounded-full bg-success-100\" aria-hidden=\"true\"\/><span class=\"text-body\">Zano told users Sept. 25 to halt activity involving ZANO and Confidential Assets.<\/span><\/li>\n<li class=\"m-0 flex items-start gap-s !text-[#434248]\"><span class=\"mt-2 size-2 shrink-0 rounded-full bg-success-100\" aria-hidden=\"true\"\/><span class=\"text-body\">Zano promises reimbursement, but no exploit total or rollback height is confirmed.<\/span><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<h2>Zano Prepares to Erase a Day<\/h2>\n<p>A blockchain built to make transactions difficult to see is preparing to deliberately erase about 24 hours of them. <a href=\"https:\/\/x.com\/zano_project\/status\/2103547182846709931?s=20\" target=\"_blank\" rel=\"noopener noreferrer\">Zano said on Friday, Sept. 25<\/a>, that an inflation bug involving its recently introduced Gateway Addresses left it with \u201cno other choice\u201d but to roll back the chain.<\/p>\n<figure id=\"attachment_850780\" aria-describedby=\"caption-attachment-850780\" style=\"width:1342px\" class=\"wp-caption aligncenter\"><figcaption id=\"caption-attachment-850780\" class=\"wp-caption-text\">Image Source: X<\/figcaption><\/figure>\n<p>Users were <a href=\"https:\/\/x.com\/zano_project\/status\/2103543856033661213?s=20\" target=\"_blank\" rel=\"noopener noreferrer\">told to immediately stop economic activity<\/a> involving ZANO and Confidential Assets. The story is still developing, and there is no public postmortem explaining exactly what happened, how much was created or which transactions exploited the flaw.<\/p>\n<h2>The New Door Appears to Be the Problem<\/h2>\n<p>Gateway Addresses <a href=\"https:\/\/news.bitcoin.com\/zano-hard-fork-6-targets-block-3833000-and-a-broader-exchange-footprint\/\">arrived with Hard Fork 6<\/a> at block 3,833,000 on Aug. 26, following more than a year of development. They were designed to make Zano easier for exchanges, bridges and <a href=\"https:\/\/news.bitcoin.com\/unlocking-the-future-your-fun-guide-to-decentralized-finance-and-web3\/\">decentralized exchanges (DEXes)<\/a> to handle. Instead of forcing services to work entirely with Zano\u2019s private UTXO system, a Gateway Address maintains a directly tracked balance that services can read.<\/p>\n<figure id=\"attachment_850787\" aria-describedby=\"caption-attachment-850787\" style=\"width:1324px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-850787 size-full\" title=\"Zano Inflation Bug Forces Blockchain to Wipe an Entire Day of History\" src=\"https:\/\/static.news.bitcoin.com\/wp-content\/uploads\/2026\/09\/screenshot-2026-09-25-at-4-46-59-pm.png\" alt=\"X screenshot\" width=\"1324\" height=\"382\" srcset=\"https:\/\/static.news.bitcoin.com\/wp-content\/uploads\/2026\/09\/screenshot-2026-09-25-at-4-46-59-pm-300x87.png 300w, https:\/\/static.news.bitcoin.com\/wp-content\/uploads\/2026\/09\/screenshot-2026-09-25-at-4-46-59-pm-1024x295.png 1024w, https:\/\/static.news.bitcoin.com\/wp-content\/uploads\/2026\/09\/screenshot-2026-09-25-at-4-46-59-pm-768x222.png 768w, https:\/\/static.news.bitcoin.com\/wp-content\/uploads\/2026\/09\/screenshot-2026-09-25-at-4-46-59-pm.png 1324w\" sizes=\"auto, (max-width: 1324px) 100vw, 1324px\"\/><figcaption id=\"caption-attachment-850787\" class=\"wp-caption-text\">Image Source: X<\/figcaption><\/figure>\n<p>Zano now says an inflation bug involves those addresses, meaning assets could apparently be created when they shouldn\u2019t exist. Precisely how that happened isn\u2019t confirmed. Outside observers have pointed toward code involving transactions crossing between gateway and confidential outputs, but Zano hasn\u2019t publicly shared the vulnerable function. Any connection to recent code changes remains speculation.<\/p>\n<h2>One Day of History Goes Back on the Clock<\/h2>\n<p><a href=\"https:\/\/news.bitcoin.com\/ethereums-1-4b-heist-roll-back-the-blockchain-or-face-the-music-vitaliks-2016-dilemma-returns\/\">If the rollback proceeds<\/a> as announced, roughly 24 hours of accepted transactions will disappear from the canonical chain as participating miners, stakers and nodes adopt the revised history. That creates another problem. Legitimate transactions disappear too.<\/p>\n<p>ZANO\u2019s price took a hit after the news went viral. The price shed around 20% following the news and at press time it trades for $6.05 per unit. Zano says economic damages will be reimbursed, but it hasn\u2019t yet published the target rollback height, patched binaries, reimbursement procedure, or the amount of unauthorized assets created. On <a href=\"https:\/\/news.bitcoin.com\/market-updates\/wall-street-opens-door-privacy-coin-boom-5-months\/\">a privacy-focused blockchain<\/a>, even demonstrating precisely what someone lost during the erased window could prove complicated.<\/p>\n<p>For now, Zano has offered the remedy before publishing the diagnosis. A day of blockchain history is headed for deletion, while the exact reason it became necessary is still being pieced together. This is a developing story and will be updated as new details emerge.<\/p>\n<\/p><\/div>\n<p><a href=\"https:\/\/news.bitcoin.com\/security\/zano-inflation-bug-forces-blockchain-to-wipe-an-entire-day-of-history\/\">Source link <\/a><br \/>\n<br \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>(Originally posted on : Bitcoin News ) Key Takeaways The privacy blockchain Zano seems to have had an inflation bug involving Gateway Addresses requires a roughly 24-hour rollback. Zano told users Sept. 25 to halt activity involving ZANO and Confidential Assets. Zano promises reimbursement, but no exploit total or rollback height is confirmed. Zano Prepares [&hellip;]<\/p>\n","protected":false},"author":19,"featured_media":78668,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"categories":[32],"tags":[],"_links":{"self":[{"href":"https:\/\/crowdfundjunction.com\/blog\/wp-json\/wp\/v2\/posts\/78667"}],"collection":[{"href":"https:\/\/crowdfundjunction.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/crowdfundjunction.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/crowdfundjunction.com\/blog\/wp-json\/wp\/v2\/users\/19"}],"replies":[{"embeddable":true,"href":"https:\/\/crowdfundjunction.com\/blog\/wp-json\/wp\/v2\/comments?post=78667"}],"version-history":[{"count":0,"href":"https:\/\/crowdfundjunction.com\/blog\/wp-json\/wp\/v2\/posts\/78667\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/crowdfundjunction.com\/blog\/wp-json\/wp\/v2\/media\/78668"}],"wp:attachment":[{"href":"https:\/\/crowdfundjunction.com\/blog\/wp-json\/wp\/v2\/media?parent=78667"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/crowdfundjunction.com\/blog\/wp-json\/wp\/v2\/categories?post=78667"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/crowdfundjunction.com\/blog\/wp-json\/wp\/v2\/tags?post=78667"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}