{"id":43229,"date":"2025-05-27T14:30:01","date_gmt":"2025-05-27T11:30:01","guid":{"rendered":"https:\/\/coinengineer.net\/blog\/?p=43229"},"modified":"2025-05-27T13:40:25","modified_gmt":"2025-05-27T10:40:25","slug":"saylor-publishing-onchain-proof-of-reserves-poses-security-risks-for-institutions","status":"publish","type":"post","link":"https:\/\/coinengineer.net\/blog\/saylor-publishing-onchain-proof-of-reserves-poses-security-risks-for-institutions\/","title":{"rendered":"Saylor: \u201cPublishing Onchain Proof-of-Reserves Poses Security Risks for Institutions\u201d"},"content":{"rendered":"<p data-start=\"287\" data-end=\"563\">Michael Saylor, the chairman of the Bitcoin-focused investment firm <strong data-start=\"355\" data-end=\"367\">Strategy<\/strong>, described the practice of institutions publishing their crypto reserves onchain as a <strong data-start=\"454\" data-end=\"469\">&#8220;bad idea.&#8221;<\/strong> According to him, such transparency steps may lead to <strong data-start=\"524\" data-end=\"563\">potential security vulnerabilities.<\/strong><\/p>\n<p data-start=\"565\" data-end=\"872\">Speaking at the Bitcoin 2025 conference held in Las Vegas, Saylor stated:<br data-start=\"638\" data-end=\"641\" \/><strong data-start=\"641\" data-end=\"723\">\u201cThe current methods used to publish proof-of-reserves are actually insecure.\u201d<\/strong><br data-start=\"723\" data-end=\"726\" \/>He added:<br data-start=\"735\" data-end=\"738\" \/>\u201cThis practice weakens the security of issuers, custodians, exchanges, and investors. It\u2019s not a good idea\u2014in fact, it\u2019s quite risky.\u201d<\/p>\n<p data-start=\"874\" data-end=\"991\">During the event, when asked whether Strategy would publish its own reserves, Saylor did not provide a direct answer.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_71 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/coinengineer.net\/blog\/saylor-publishing-onchain-proof-of-reserves-poses-security-risks-for-institutions\/#What_Proof-of-Reserves_Shows%E2%80%94And_What_It_Doesnt\" title=\"What Proof-of-Reserves Shows\u2014And What It Doesn\u2019t\">What Proof-of-Reserves Shows\u2014And What It Doesn\u2019t<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/coinengineer.net\/blog\/saylor-publishing-onchain-proof-of-reserves-poses-security-risks-for-institutions\/#Saylor_%E2%80%9CDisclosing_Wallet_Addresses_Undermines_Security%E2%80%9D\" title=\"Saylor: \u201cDisclosing Wallet Addresses Undermines Security\u201d\">Saylor: \u201cDisclosing Wallet Addresses Undermines Security\u201d<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/coinengineer.net\/blog\/saylor-publishing-onchain-proof-of-reserves-poses-security-risks-for-institutions\/#A_Post-FTX_Trend_That_Gained_Momentum\" title=\"A Post-FTX Trend That Gained Momentum\">A Post-FTX Trend That Gained Momentum<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/coinengineer.net\/blog\/saylor-publishing-onchain-proof-of-reserves-poses-security-risks-for-institutions\/#Strategy_Holds_One_of_the_Largest_Bitcoin_Treasuries\" title=\"Strategy Holds One of the Largest Bitcoin Treasuries\">Strategy Holds One of the Largest Bitcoin Treasuries<\/a><\/li><\/ul><\/nav><\/div>\n<h3 data-start=\"998\" data-end=\"1054\"><span class=\"ez-toc-section\" id=\"What_Proof-of-Reserves_Shows%E2%80%94And_What_It_Doesnt\"><\/span>What Proof-of-Reserves Shows\u2014And What It Doesn\u2019t<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"1056\" data-end=\"1298\">In the crypto world, especially among exchanges, <strong data-start=\"1105\" data-end=\"1126\">proof-of-reserves<\/strong> is used to verify that a company holds enough crypto assets to match user deposits. This method is also employed by <strong data-start=\"1243\" data-end=\"1273\">custodians and ETF issuers<\/strong> to enhance transparency.<\/p>\n<p data-start=\"1300\" data-end=\"1534\">However, Saylor points out a critical flaw in this system:<br data-start=\"1358\" data-end=\"1361\" \/>It only shows <strong data-start=\"1375\" data-end=\"1401\">what the company holds<\/strong>, not <strong data-start=\"1407\" data-end=\"1423\">what it owes<\/strong>. In other words, without knowing the company\u2019s liabilities, the proof-of-reserves can\u2019t fully guarantee trust.<\/p>\n<h3 data-start=\"1541\" data-end=\"1606\"><span class=\"ez-toc-section\" id=\"Saylor_%E2%80%9CDisclosing_Wallet_Addresses_Undermines_Security%E2%80%9D\"><\/span>Saylor: \u201cDisclosing Wallet Addresses Undermines Security\u201d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"1608\" data-end=\"1913\">Saylor emphasized that no enterprise-level security expert would consider publishing all wallet addresses a smart move.<br data-start=\"1727\" data-end=\"1730\" \/>\u201cIf you ask an advanced AI system about the risks of publishing wallet addresses,\u201d he said,<br data-start=\"1821\" data-end=\"1824\" \/>\u201cit would generate <strong data-start=\"1843\" data-end=\"1876\">50 pages of potential threats<\/strong>. That\u2019s how serious the problem is.\u201d<\/p>\n<h3 data-start=\"1920\" data-end=\"1965\"><span class=\"ez-toc-section\" id=\"A_Post-FTX_Trend_That_Gained_Momentum\"><\/span>A Post-FTX Trend That Gained Momentum<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"1967\" data-end=\"2253\">Following the collapse of <strong data-start=\"1993\" data-end=\"2008\">FTX in 2022<\/strong>, the crypto industry faced a major transparency crisis. As a response, many firms began to publish their onchain reserves. Exchanges like <strong data-start=\"2147\" data-end=\"2175\">Binance, Kraken, and OKX<\/strong>, along with some asset managers, adopted this approach to restore confidence.<\/p>\n<p data-start=\"2255\" data-end=\"2357\">Still, Saylor believes that a balance must be found between <strong data-start=\"2315\" data-end=\"2356\">transparency and operational security<\/strong>.<\/p>\n<h3 data-start=\"2364\" data-end=\"2424\"><span class=\"ez-toc-section\" id=\"Strategy_Holds_One_of_the_Largest_Bitcoin_Treasuries\"><\/span>Strategy Holds One of the Largest Bitcoin Treasuries<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"2426\" data-end=\"2653\">Strategy is currently the largest corporate holder of Bitcoin globally. The firm holds a total of <strong data-start=\"2524\" data-end=\"2539\">576,230 BTC<\/strong>, valued at approximately <strong data-start=\"2565\" data-end=\"2582\">$62.6 billion<\/strong>. This makes them the top institutional Bitcoin investor in the market.<\/p>\n<hr \/>\n<p data-start=\"2426\" data-end=\"2653\"><em class=\"darkmysite_style_txt_border darkmysite_processed\" data-darkmysite_alpha_bg=\"rgba(0, 0, 0, 0)\">You can also freely share your thoughts and comments about the topic in the comment section. Additionally, don\u2019t forget to follow us on our\u00a0<a class=\"darkmysite_style_txt_border darkmysite_style_link darkmysite_processed\" href=\"https:\/\/t.me\/coinengineernews\" target=\"_blank\" rel=\"nofollow noopener\" data-darkmysite_alpha_bg=\"rgba(0, 0, 0, 0)\"><strong class=\"darkmysite_style_txt_border darkmysite_processed\" data-darkmysite_alpha_bg=\"rgba(0, 0, 0, 0)\">Telegram,\u00a0<\/strong><\/a><a class=\"darkmysite_style_txt_border darkmysite_style_link darkmysite_processed\" href=\"https:\/\/www.youtube.com\/@CoinEngineer\" target=\"_blank\" rel=\"nofollow noopener\" data-darkmysite_alpha_bg=\"rgba(0, 0, 0, 0)\"><strong class=\"darkmysite_style_txt_border darkmysite_processed\" data-darkmysite_alpha_bg=\"rgba(0, 0, 0, 0)\">YouTube<\/strong><\/a>,\u00a0and\u00a0<a class=\"darkmysite_style_txt_border darkmysite_style_link darkmysite_processed\" href=\"https:\/\/twitter.com\/coinengineers\" target=\"_blank\" rel=\"nofollow noopener\" data-darkmysite_alpha_bg=\"rgba(0, 0, 0, 0)\"><strong class=\"darkmysite_style_txt_border darkmysite_processed\" data-darkmysite_alpha_bg=\"rgba(0, 0, 0, 0)\">Twitter<\/strong><\/a>\u00a0channels for the latest\u00a0<a class=\"darkmysite_style_txt_border darkmysite_style_link darkmysite_processed\" title=\"News\" href=\"https:\/\/coinengineer.net\/blog\/news\/\" data-internallinksmanager029f6b8e52c=\"7\" data-darkmysite_alpha_bg=\"rgba(0, 0, 0, 0)\">news<\/a>\u00a0and updates.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Michael Saylor, the chairman of the Bitcoin-focused investment firm Strategy, described the practice of institutions publishing their crypto reserves onchain as a &#8220;bad idea.&#8221; According to him, such transparency steps may lead to potential security vulnerabilities. Speaking at the Bitcoin 2025 conference held in Las Vegas, Saylor stated:\u201cThe current methods used to publish proof-of-reserves are<\/p>\n","protected":false},"author":29,"featured_media":38069,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9,2],"tags":[61,1493,1494,2779,5921],"class_list":["post-43229","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-crypto-news","category-news","tag-bitcoin","tag-michael-saylor","tag-microstrategy","tag-onchain","tag-strategy"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Saylor: \u201cPublishing Onchain Proof-of-Reserves Poses Security Risks for Institutions\u201d - Coin Engineer<\/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:\/\/coinengineer.net\/blog\/saylor-publishing-onchain-proof-of-reserves-poses-security-risks-for-institutions\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Saylor: \u201cPublishing Onchain Proof-of-Reserves Poses Security Risks for Institutions\u201d - Coin Engineer\" \/>\n<meta property=\"og:description\" content=\"Michael Saylor, the chairman of the Bitcoin-focused investment firm Strategy, described the practice of institutions publishing their crypto reserves onchain as a &#8220;bad idea.&#8221; According to him, such transparency steps may lead to potential security vulnerabilities. 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