{"id":15435,"date":"2014-01-10T16:26:08","date_gmt":"2014-01-10T07:26:08","guid":{"rendered":"http:\/\/www.softantenna.com\/wp\/?p=15435"},"modified":"2014-01-10T16:26:08","modified_gmt":"2014-01-10T07:26:08","slug":"bitcoin-51-percent-attack","status":"publish","type":"post","link":"https:\/\/softantenna.com\/blog\/bitcoin-51-percent-attack\/","title":{"rendered":"Bitcoin\u306e\u300c51% Attack\u300d\u554f\u984c\u3063\u3066\u4f55\uff1f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/softantenna.com\/blog\/wp-content\/uploads\/2014\/01\/e953149c73c751d55904f6b353c8cc6a.png\" alt=\"\u30d2\u3099\u30c3\u30c8\u30b3\u30a4\u30f3\u30cf\u30c3\u30b7\u30e5\u30ec\u30fc\u30c8\u5206\u5e03  Blockchain info\" title=\"\u30d2\u3099\u30c3\u30c8\u30b3\u30a4\u30f3\u30cf\u30c3\u30b7\u30e5\u30ec\u30fc\u30c8\u5206\u5e03 - Blockchain.info.png\" border=\"0\" width=\"560\" height=\"402\" \/><\/p>\n<p>Bitcoin\u306e\u30de\u30a4\u30cb\u30f3\u30b0\u30d7\u30fc\u30eb\u6700\u5927\u624b\u300c<a href=\"https:\/\/ghash.io\/\">GHash.IO<\/a>\u300d\u306e\u8a08\u7b97\u80fd\u529b(\u30cf\u30c3\u30b7\u30e5\u30ec\u30fc\u30c8)\u304c51%\u306b\u8fd1\u3065\u304d\u3064\u3064\u3042\u308aBitcoin\u30e6\u30fc\u30b6\u30fc\u306e\u9593\u3067\u554f\u984c\u8996\u3055\u308c\u3066\u3044\u307e\u3059(<a href=\"https:\/\/news.ycombinator.com\/item?id=7029819\">Hacker News<\/a>\u3001<a href=\"https:\/\/bitcointalk.org\/index.php?topic=406152.0\">Bitcoin Forum<\/a>)\u3002<\/p>\n<p>\u306a\u305c\u3053\u308c\u304c\u554f\u984c\u304b\u3068\u3044\u3046\u3068Bitcoin\u306e\u4fe1\u983c\u6027\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u53c2\u52a0\u3059\u308b\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u306e\u8a08\u7b97\u80fd\u529b\u306b\u3088\u3063\u3066\u62c5\u4fdd\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u4e00\u3064\u306e\u30de\u30a4\u30cb\u30f3\u30b0\u30d7\u30fc\u30eb\u306e\u8a08\u7b97\u80fd\u529b\u304c\u904e\u534a\u6570\u3092\u7de0\u3081\u308b\u3068\u3001\u7406\u8ad6\u7684\u306b\u306f\u901a\u8ca8\u306b\u5bfe\u3059\u308b\u653b\u6483\u304c\u53ef\u80fd\u306b\u306a\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n<p>50%\u4ee5\u4e0a\u306e\u8a08\u7b97\u529b\u3092\u6301\u3063\u305f\u653b\u6483\u8005\u306f\u3084\u308d\u3046\u3068\u601d\u3048\u3070\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u6539\u5909\u3084\u59a8\u5bb3\u306a\u3069\u69d8\u3005\u653b\u6483\u304c\u53ef\u80fd\u306b\u306a\u308b\u3068\u3044\u3046\u3053\u3068(<a href=\"http:\/\/bitcoin.stackexchange.com\/questions\/658\/what-can-an-attacker-with-51-of-hash-power-do\">mining - What can an attacker with 51% of hash power do? - Bitcoin Stack Exchange<\/a>)\u3002<\/p>\n<p>\u653f\u5e9c\u306e\u4ecb\u5165\u306a\u3069\u306e\u653f\u6cbb\u7684\u306a\u554f\u984c\u306e\u4ed6\u306b\u3001\u3053\u306e\u3088\u3046\u306a\u6280\u8853\u7684\u306a\u554f\u984c\u304c\u6301\u3061\u4e0a\u304c\u3063\u3066\u304f\u308b\u3068\u306f\u304a\u3082\u3044\u307e\u305b\u3093\u3067\u3057\u305f\u3002GHash.IO\u306f\u5371\u6a5f\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u306e<a href=\"https:\/\/ghash.io\/ghashio_press_release.pdf\">\u58f0\u660e<\/a>\u3092\u767a\u8868\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u4eca\u5f8c\u3069\u3046\u306a\u3063\u3066\u3044\u304f\u306e\u304b\u76ee\u304c\u96e2\u305b\u306a\u3044\u72b6\u6cc1\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bitcoin\u306e\u30de\u30a4\u30cb\u30f3\u30b0\u30d7\u30fc\u30eb\u6700\u5927\u624b\u300cGHash.IO\u300d\u306e\u8a08\u7b97\u80fd\u529b(\u30cf\u30c3\u30b7\u30e5\u30ec\u30fc\u30c8)\u304c51%\u306b\u8fd1\u3065\u304d\u3064\u3064\u3042\u308aBitcoin\u30e6\u30fc\u30b6\u30fc\u306e\u9593\u3067\u554f\u984c\u8996\u3055\u308c\u3066\u3044\u307e\u3059(Hacker News\u3001Bitcoin Forum)\u3002 \u306a\u305c\u3053 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":15434,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","footnotes":""},"categories":[66,13],"tags":[1789],"class_list":["post-15435","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-webservice","category-etc","tag-bitcoin"],"_links":{"self":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts\/15435","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/comments?post=15435"}],"version-history":[{"count":0,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts\/15435\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/media\/15434"}],"wp:attachment":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/media?parent=15435"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/categories?post=15435"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/tags?post=15435"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}