{"id":4182,"date":"2025-12-01T11:00:58","date_gmt":"2025-12-01T03:00:58","guid":{"rendered":"https:\/\/theexchain.com\/restaking-mechanism-poses-systemic-security-threat-to-ethereums-proof-of-stake-model\/"},"modified":"2025-12-01T11:00:58","modified_gmt":"2025-12-01T03:00:58","slug":"%e5%86%8d%e5%8f%96%e5%be%97%e3%81%ae%e4%bb%95%e7%b5%84%e3%81%bf%e3%81%8c%e3%82%a4%e3%83%bc%e3%82%b5%e3%83%aa%e3%82%a2%e3%83%a0%e3%82%ba%e3%81%ae%e3%83%97%e3%83%ab%e3%83%bc%e3%83%95%e3%83%bb%e3%82%aa","status":"publish","type":"post","link":"https:\/\/theexchain.com\/ja\/%e5%86%8d%e5%8f%96%e5%be%97%e3%81%ae%e4%bb%95%e7%b5%84%e3%81%bf%e3%81%8c%e3%82%a4%e3%83%bc%e3%82%b5%e3%83%aa%e3%82%a2%e3%83%a0%e3%82%ba%e3%81%ae%e3%83%97%e3%83%ab%e3%83%bc%e3%83%95%e3%83%bb%e3%82%aa\/","title":{"rendered":"\u518d\u53d6\u5f97\u30e1\u30ab\u30cb\u30ba\u30e0\u304c\u30a4\u30fc\u30b5\u30ea\u30a2\u30e0\u306e\u30d7\u30eb\u30fc\u30d5\u30fb\u30aa\u30d6\u30fb\u30b9\u30c6\u30fc\u30af\u30fb\u30e2\u30c7\u30eb\u306b\u30b7\u30b9\u30c6\u30e0\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4e0a\u306e\u8105\u5a01\u3092\u3082\u305f\u3089\u3059"},"content":{"rendered":"<p>Ethereum\u306eProof-of-Stake\uff08PoS\uff09\u3078\u306e\u79fb\u884c\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u52b9\u7387\u3092\u9ad8\u3081\u308b\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u305f\u304c\u3001\u30ea\u30b9\u30c6\u30fc\u30ad\u30f3\u30b0\u6a5f\u69cb\u306e\u51fa\u73fe\u306f\u91cd\u5927\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u8106\u5f31\u6027\u3092\u3082\u305f\u3089\u3059\u3002\u518d\u53d6\u5f97\u306f\u30d0\u30ea\u30c7\u30fc\u30bf\u30fc\u306b\u65b0\u305f\u306a\u53ce\u7a6b\u306e\u6a5f\u4f1a\u3092\u63d0\u4f9b\u3059\u308b\u3088\u3046\u306b\u898b\u3048\u308b\u304c\u3001\u30a4\u30fc\u30b5\u30ea\u30a2\u30e0\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u6839\u672c\u7684\u306b\u8105\u304b\u3059\u3082\u306e\u3067\u3042\u308b\u3002Proof-of-Work (PoW)\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u6b74\u53f2\u7684\u80cc\u666f\u304b\u3089\u3082\u3001\u540c\u69d8\u306e\u30d1\u30bf\u30fc\u30f3\u304c\u898b\u3066\u53d6\u308c\u307e\u3059\u3002\u30de\u30fc\u30b8\u30de\u30a4\u30cb\u30f3\u30b0\u3092\u5229\u7528\u3059\u308b\u5c0f\u898f\u6a21\u306aPoW\u30c1\u30a7\u30fc\u30f3\u306f\u3001\u30d3\u30c3\u30c8\u30b3\u30a4\u30f3\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u7dad\u6301\u3057\u306a\u304c\u3089\u3001\u5927\u898f\u6a21\u306a\u30de\u30a4\u30cb\u30f3\u30b0\u30d7\u30fc\u30eb\u304c\u6700\u5c0f\u9650\u306e\u30ea\u30bd\u30fc\u30b9\u3067\u653b\u6483\u3067\u304d\u308b\u305f\u3081\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u5371\u967a\u306b\u76f4\u9762\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u52b9\u7387\u6027\u306e\u5411\u4e0a\u304c\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u72a0\u7272\u306b\u3059\u308b\u3068\u3044\u3046\u524d\u4f8b\u304c\u78ba\u7acb\u3055\u308c\u305f\u3002PoS\u306e\u6587\u8108\u3067\u306f\u3001\u30ea\u30b9\u30c6\u30fc\u30ad\u30f3\u30b0\u306b\u3088\u3063\u3066\u30d0\u30ea\u30c7\u30fc\u30bf\u304c\u8907\u6570\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u30b9\u30c6\u30fc\u30af\u3055\u308c\u305fETH\u3092\u518d\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u300c\u30ef\u30f3\u30b9\u30c6\u30fc\u30af\u30fb\u30de\u30eb\u30c1\u30a4\u30fc\u30eb\u30c9\u300d\u30e2\u30c7\u30eb\u304c\u69cb\u7bc9\u3055\u308c\u308b\u3002\u3053\u306e\u6163\u884c\u306f\u3001\u60aa\u610f\u306e\u3042\u308b\u884c\u52d5\u3092\u6291\u6b62\u3059\u308b\u7d4c\u6e08\u7684\u30da\u30ca\u30eb\u30c6\u30a3\u3092\u5e0c\u8584\u306b\u3059\u308b\u3053\u3068\u3067\u3001PoS\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u57fa\u672c\u3092\u640d\u306a\u3044\u307e\u3059\u3002PoW\u30de\u30fc\u30b8\u30de\u30a4\u30cb\u30f3\u30b0\u304c\u4e3b\u306b\u5c0f\u898f\u6a21\u30c1\u30a7\u30fc\u30f3\u3092\u5371\u967a\u306b\u3055\u3089\u3059\u4e00\u65b9\u3067\u3001\u30ea\u30b9\u30c6\u30fc\u30ad\u30f3\u30b0\u306f\u30a4\u30fc\u30b5\u30ea\u30a2\u30e0\u306e\u3088\u3046\u306a\u4e3b\u8981\u306aPoS\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u76f4\u63a5\u7684\u306a\u8105\u5a01\u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002\u6838\u5fc3\u7684\u306a\u554f\u984c\u306f\u3001PoS\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u7d4c\u6e08\u6027\u3092\u30ea\u30b9\u30c6\u30fc\u30ad\u30f3\u30b0\u306b\u3088\u3063\u3066\u5909\u3048\u3066\u3057\u307e\u3046\u3053\u3068\u306b\u3042\u308a\u307e\u3059\u3002\u5f93\u6765\u306e\u30b9\u30c6\u30fc\u30ad\u30f3\u30b0\u3067\u306f\u3001\u30d0\u30ea\u30c7\u30fc\u30bf\u30fc\u306f\u8cc7\u7523\u3092\u30ea\u30b9\u30af\u306b\u3055\u3089\u3057\u306a\u304c\u3089\u5c02\u7528\u306e\u30b3\u30df\u30c3\u30c8\u30e1\u30f3\u30c8\u3092\u7dad\u6301\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3057\u305f\u3002\u30ea\u30b9\u30c6\u30fc\u30ad\u30f3\u30b0\u306f\u8907\u6570\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u5206\u6563\u3057\u3066\u30b3\u30df\u30c3\u30c8\u3059\u308b\u3053\u3068\u3092\u53ef\u80fd\u306b\u3057\u3001\u30d0\u30ea\u30c7\u30fc\u30bf\u304c\u5225\u306e\u53ce\u76ca\u6e90\u3067\u640d\u5931\u3092\u56de\u5fa9\u3067\u304d\u308b\u305f\u3081\u3001\u30b9\u30e9\u30c3\u30b7\u30f3\u30b0\u30e1\u30ab\u30cb\u30ba\u30e0\u306e\u6709\u52b9\u6027\u3092\u4f4e\u4e0b\u3055\u305b\u307e\u3059\u3002\u30ea\u30b9\u30c6\u30fc\u30ad\u30f3\u30b0\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u53c2\u52a0\u8005\u306f\u3001\u610f\u56f3\u7684\u3067\u3042\u308d\u3046\u3068\u306a\u304b\u308d\u3046\u3068\u3001\u30b7\u30b9\u30c6\u30df\u30c3\u30af\u30fb\u30ea\u30b9\u30af\u306e\u4e00\u56e0\u3068\u306a\u308b\u3002EigenLayer\u306e\u3088\u3046\u306a\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306f\u3001\u6f5c\u5728\u7684\u306a\u30ea\u30b9\u30af\u3092\u3088\u308a\u5e83\u7bc4\u306a\u30d0\u30ea\u30c7\u30fc\u30bf\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u306b\u79fb\u8ee2\u3059\u308b\u4e00\u65b9\u3067\u3001\u5229\u56de\u308a\u306e\u5411\u4e0a\u3092\u7d04\u675f\u3057\u3066ETH\u4fdd\u6709\u8005\u3092\u60f9\u304d\u3064\u3051\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001Ethereum\u306e\u5b89\u5168\u6027\u3092\u640d\u306a\u3046\u53ef\u80fd\u6027\u304c\u3042\u308b\u4e00\u65b9\u3067\u3001restaker\u304cEthereum\u306e\u5b89\u5168\u6027\u304b\u3089\u5229\u76ca\u3092\u5f97\u308b\u3068\u3044\u3046\u30b7\u30ca\u30ea\u30aa\u3092\u751f\u307f\u51fa\u3057\u307e\u3059\u3002\u3053\u306e\u72b6\u6cc1\u306f\u6b74\u53f2\u7684\u306a\u6226\u7565\u7684\u8106\u5f31\u6027\u3068\u985e\u4f3c\u3057\u3066\u304a\u308a\u3001\u5358\u4e00\u969c\u5bb3\u70b9\u304c\u9023\u9396\u7684\u306a\u5d29\u58ca\u3092\u5f15\u304d\u8d77\u3053\u3059\u76f8\u4e92\u63a5\u7d9a\u30b7\u30b9\u30c6\u30e0\u3092\u5f77\u5f7f\u3068\u3055\u305b\u307e\u3059\u3002\u518d\u53d6\u5f97\u306f\u8907\u6570\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u76f8\u4e92\u30ea\u30f3\u30af\u3055\u305b\u30011\u3064\u306e\u518d\u53d6\u5f97\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u554f\u984c\u304c\u30a4\u30fc\u30b5\u30ea\u30a2\u30e0\u306e\u30e1\u30a4\u30f3\u30cd\u30c3\u30c8\u3092\u542b\u3080\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5168\u4f53\u306b\u4f1d\u64ad\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u30b7\u30b9\u30c6\u30e0\u7684\u306a\u66b4\u9732\u3092\u751f\u307f\u51fa\u3057\u307e\u3059\u3002\u3053\u306e\u5206\u6790\u306f\u3001\u30d6\u30ed\u30c3\u30af\u30c1\u30a7\u30fc\u30f3\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3051\u308b\u8cc7\u672c\u52b9\u7387\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u91cd\u8981\u306a\u30d0\u30e9\u30f3\u30b9\u3092\u5f37\u8abf\u3057\u3001\u30ea\u30b9\u30c6\u30a4\u30af\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u304c\u30a4\u30fc\u30b5\u30ea\u30a2\u30e0\u306e\u9577\u671f\u7684\u306a\u5b89\u5b9a\u6027\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u8a31\u5bb9\u3067\u304d\u306a\u3044\u30ea\u30b9\u30af\u3092\u3082\u305f\u3089\u3059\u53ef\u80fd\u6027\u304c\u3042\u308b\u3053\u3068\u3092\u5f37\u8abf\u3057\u3066\u3044\u307e\u3059\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>The transition of Ethereum to Proof-of-Stake (PoS) was designed to enhance network efficiency, but the emergence of restaking mechanisms introduces significant security vulnerabilities. While restaking appears to offer additional yield opportunities for validators, it fundamentally threatens Ethereum&#8217;s security framework. Historical context from Proof-of-Work (PoW) networks reveals similar patterns. Small PoW chains utilizing merge-mining faced security compromises as large mining pools could attack them with minimal resources while maintaining Bitcoin&#8217;s security. This established a precedent where efficiency gains came at the expense of security. In the PoS context, restaking enables validators to reuse staked ETH across multiple protocols, creating a &#8216;one-stake, multiple-yield&#8217; model. This practice undermines PoS security fundamentals by diluting [&hellip;]<\/p>","protected":false},"author":1,"featured_media":4181,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"footnotes":""},"categories":[35],"tags":[],"class_list":["post-4182","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-market-insight"],"_links":{"self":[{"href":"https:\/\/theexchain.com\/ja\/wp-json\/wp\/v2\/posts\/4182","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/theexchain.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/theexchain.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/theexchain.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/theexchain.com\/ja\/wp-json\/wp\/v2\/comments?post=4182"}],"version-history":[{"count":0,"href":"https:\/\/theexchain.com\/ja\/wp-json\/wp\/v2\/posts\/4182\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/theexchain.com\/ja\/wp-json\/wp\/v2\/media\/4181"}],"wp:attachment":[{"href":"https:\/\/theexchain.com\/ja\/wp-json\/wp\/v2\/media?parent=4182"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/theexchain.com\/ja\/wp-json\/wp\/v2\/categories?post=4182"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/theexchain.com\/ja\/wp-json\/wp\/v2\/tags?post=4182"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}