{"id":1462,"date":"2021-11-04T15:28:53","date_gmt":"2021-11-04T06:28:53","guid":{"rendered":"https:\/\/ryuhyun.kim\/?p=1462"},"modified":"2021-11-04T15:41:13","modified_gmt":"2021-11-04T06:41:13","slug":"blockchain","status":"publish","type":"post","link":"https:\/\/ryuhyun.kim\/blockchain\/","title":{"rendered":"\ube14\ub85d\uccb4\uc778\uc774\ub780 \ubb34\uc5c7\uc778\uac00?"},"content":{"rendered":"\n<p>\uc778\ud130\ub137\uc740 \uc9c0\ub09c 30\ub144\uac04 \uc774 \uc138\uc0c1 \ubaa8\ub4e0 \uad74\ub69d \uc0b0\uc5c5\uc744 \uc628\ub77c\uc778\ud654\uc2dc\ucf30\ub2e4. \uc778\ud130\ub137\uc0c1\uc758 \ubaa8\ub4e0 \ucf58\ud150\uce20\ub294 \ubcf5\uc81c\uac00 \uac00\ub2a5\ud558\uc5ec\uc11c \uc0dd\uc0b0\uc790\ub294 \ub3c8\uc744 \ubc8c\uc9c0 \ubabb\ud558\uace0 \uc720\ud1b5\uc790\ub4e4\ub9cc \ub3c8\uc744 \ubc84\ub294 \uc138\uc0c1\uc744 \ub9cc\ub4e4\uc5b4 \ub193\uc558\ub2e4. \uc778\ud130\ub137\uc758 \uccab \ubc88\uc9f8 \ud0ac\ub7ec \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc740 \uc774\uba54\uc77c\uc774\uc5c8\ub2e4. \ube14\ub85d\uccb4\uc778\uc740 \uc778\ud130\ub137 2.0\uc774\ub77c\uace0 \ud560 \uc218 \uc788\ub294\ub370 \uadf8 \uc774\uc720\ub294 \ubcf5\uc81c\ud560 \uc218 \uc5c6\ub294 \uc778\ud130\ub137\uc774\uae30 \ub54c\ubb38\uc774\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/downloads.intercomcdn.com\/i\/o\/240951500\/64d5629dde6b5b862e0768bb\/%E5%B2%82%E4%B8%A2%E7%BA%A0%E9%A3%8E%E5%85%84%E8%BF%87%E7%BA%A0%E7%82%BD%E3%80%82+3.png\" alt=\"\"\/><figcaption><meta charset=\"utf-8\">\ube14\ub85d\uccb4\uc778\uc740 \uc778\ud130\ub137 2.0<\/figcaption><\/figure>\n\n\n\n<p>\ube14\ub85d\uccb4\uc778\uc758 \ud0ac\ub7ec \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc740 \uac00\uc0c1\ud654\ud3d0\uc774\ub2e4. \ube44\ud2b8\ucf54\uc778\uc740 \ub514\uc9c0\ud138 \ud30c\uc77c\uc5d0 \ubd88\uacfc\ud558\uc9c0\ub9cc \uc9c0\ub09c 10\ub144 \ub3d9\uc548 \ub2e8 \ud55c \ubc88\ub3c4 \ud574\ud0b9 \uc989 \ubcf5\uc81c\ub97c \ub2f9\ud558\uc9c0 \uc54a\uc558\ub2e4. \ube44\ud2b8\ucf54\uc778 \uad00\ub828 \ud574\ud0b9 \uc0ac\uac74\uc758 \uc804\ub9d0\uc744 \ud30c\ud5e4\uccd0\ubcf4\uba74 \ubaa8\ub450 \uc911\uc559 \uac70\ub798\uc18c \ub610\ub294 \uac1c\uc778 \uc9c0\uac11\uc5d0\uc11c\uc758 \ub3c4\ub09c\uc774\uc5c8\uace0 \uba54\uc778\ub137\uc774 \ud574\ud0b9\ub41c \uc801\uc740 \ub2e8 \ud55c \ucc28\ub840\ub3c4 \uc5c6\uc5c8\ub2e4. \uadf8\ub7ec\ubbc0\ub85c \ube14\ub85d\uccb4\uc778\uc740 \uc720\ud1b5\uc790\ub294 \ub3c8\uc744 \ubc8c\uc9c0 \ubabb\ud558\uace0 \uc0dd\uc0b0\uc790\ub9cc \ub3c8\uc744 \ubc84\ub294 \uc138\uc0c1\uc744 \ub9cc\ub4e4 \uc804\ub9dd\uc774\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/downloads.intercomcdn.com\/i\/o\/240837339\/f1fb242a9ca11a4545d44da2\/%E7%88%B8%E5%B0%81%E5%8F%AB%E5%B7%B7%E7%8F%AD%E4%BB%A5%E5%B7%B1.png\" alt=\"\"\/><figcaption>\ud0ac\ub7ec \uc560\ud50c\ub9ac\ucf00\uc774\uc158<\/figcaption><\/figure>\n\n\n\n<p>\ubaa8\ub4e0 \uac00\uc0c1\ud654\ud3d0\uc758 \uc2dc\uc870\ub85c\uc11c 2008\ub144 \ubc1c\uba85\ub418\uc5b4 2009\ub144\ubd80\ud130 \uc2dc\uc791\ub41c \ube44\ud2b8\ucf54\uc778\uc740 \uc9c0\ub09c 12\ub144 \ub3d9\uc548 \ud3ed\ubc1c\uc801\uc73c\ub85c \uc131\uc7a5\ud558\uc600\ub2e4. \ube44\ud2b8\ucf54\uc778\uc744 \ubaa8\ubc29\ud558\uac70\ub098 \ud5a5\uc0c1\ud55c \ucf54\uc778\uc774 1\ub9cc \uc885\uc744 \ub118\uc73c\uba70 \uc2dc\uac00\ucd1d\uc561 \uae30\uc900\uc73c\ub85c\ub294 3,000\uc870 \uc6d0\uc744 \ub2a5\uac00\ud55c\ub2e4. \uae08\uc740 \ucc44\uad74\ub7c9\uc758 \ud55c\uacc4\ub85c \uc544\ub0a0\ub85c\uadf8\uc801 \ud76c\uc18c\uc131 \ub54c\ubb38\uc5d0 \uac00\uce58\uac00 \uc788\ub2e4\uace0 \ubcf8\ub2e4\uba74 \uac00\uc0c1\ud654\ud3d0 \ub610\ud55c \uc54c\uace0\ub9ac\uc998\uc744 \uc774\uc6a9\ud55c \ucc44\uad74\ub7c9\uc758 \ud55c\uacc4\ub85c \ub514\uc9c0\ud138\uc801 \ud76c\uc18c\uc131 \ub54c\ubb38\uc5d0 \uac00\uce58\uac00 \uc0dd\uae30\ub294 \uac83\uc774\ub2e4. \uace0\uc561\uc758 \uae08\uc744 \uc0ac\uace0\ud314\uac70\ub098 \uc774\ub3d9\ud558\ub294 \uc77c\uc740 \uc5b4\ub835\uc9c0\ub9cc, \uac00\uc0c1\ud654\ud3d0\ub294 \uc27d\uace0 \ube60\ub974\uae30 \ub54c\ubb38\uc5d0 \uba38\uc9c0\uc54a\uc544 \uae08\uc758 \ud604\uc7ac \uc2dc\uac00\ucd1d\uc561\uc778 1\uacbd \uc6d0\uc5d0 \uac00\uc0c1\ud654\ud3d0\uac00 \ub3c4\ub2ec\ud558\uac70\ub098 \ub2a5\uac00\ud560 \uac00\ub2a5\uc131\uc774 \ud06c\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/ryuhyun.kim\/wp-content\/uploads\/2021\/11\/al-d-1.png\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"544\" src=\"https:\/\/ryuhyun.kim\/wp-content\/uploads\/2021\/11\/al-d-1-1024x544.png\" alt=\"\" class=\"wp-image-1468\" srcset=\"https:\/\/ryuhyun.kim\/wp-content\/uploads\/2021\/11\/al-d-1-1024x544.png 1024w, https:\/\/ryuhyun.kim\/wp-content\/uploads\/2021\/11\/al-d-1-300x159.png 300w, https:\/\/ryuhyun.kim\/wp-content\/uploads\/2021\/11\/al-d-1-768x408.png 768w, https:\/\/ryuhyun.kim\/wp-content\/uploads\/2021\/11\/al-d-1-1240x659.png 1240w, https:\/\/ryuhyun.kim\/wp-content\/uploads\/2021\/11\/al-d-1-860x457.png 860w, https:\/\/ryuhyun.kim\/wp-content\/uploads\/2021\/11\/al-d-1-680x361.png 680w, https:\/\/ryuhyun.kim\/wp-content\/uploads\/2021\/11\/al-d-1-500x266.png 500w, https:\/\/ryuhyun.kim\/wp-content\/uploads\/2021\/11\/al-d-1-400x213.png 400w, https:\/\/ryuhyun.kim\/wp-content\/uploads\/2021\/11\/al-d-1-250x133.png 250w, https:\/\/ryuhyun.kim\/wp-content\/uploads\/2021\/11\/al-d-1-200x106.png 200w, https:\/\/ryuhyun.kim\/wp-content\/uploads\/2021\/11\/al-d-1-100x53.png 100w, https:\/\/ryuhyun.kim\/wp-content\/uploads\/2021\/11\/al-d-1-76x40.png 76w, https:\/\/ryuhyun.kim\/wp-content\/uploads\/2021\/11\/al-d-1-50x27.png 50w, https:\/\/ryuhyun.kim\/wp-content\/uploads\/2021\/11\/al-d-1.png 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption>\uc544\ub0a0\ub85c\uadf8 vs \ub514\uc9c0\ud138 \ud76c\uc18c\uc131<\/figcaption><\/figure>\n\n\n\n<p>\ube44\ud2b8\ucf54\uc778\uc758 \uae30\ucd08\uae30\uc220\uc778 \ube14\ub85d\uccb4\uc778\uc740 \ubcf5\uc81c\ub098 \uc704\ubcc0\uc870\uac00 \ubd88\uac00\ub2a5\ud55c \uad6c\uc870\ub97c \uac00\uc9c0\ub294 \uc778\ub958 \ucd5c\ucd08\uc758 \uae30\uc220\uc774\ub2e4. \ube44\ud2b8\ucf54\uc778 \ubcf4\uc548 \uae30\uc220\uc758 \ud575\uc2ec\uc740 \ucd5c\ucd08 10\ubd84 \ub3d9\uc548\uc758 \uac70\ub798\ub0b4\uc6a9\uc744 \ubaa8\uc544\uc11c \ud574\uc2dc\uac12\uc744 \uad6c\ud558\uc5ec \uccab \ubc88\uc9f8 \ube14\ub85d\uc744 \ud615\uc131\ud55c\ub2e4. \ud574\uc2dc\ud568\uc218(hash function)\ub294 \uc784\uc758\uc758 \uae38\uc774\uc758 \ub370\uc774\ud130\ub97c \uace0\uc815\ub41c \uae38\uc774\uc758 \ub370\uc774\ud130\ub85c \ub9e4\ud551\ud558\ub294 \ud568\uc218\uc774\ub2e4. \ub450 \ubc88\uc9f8 10\ubd84 \ub3d9\uc548\uc758 \uac70\ub798\ub0b4\uc6a9\uc744 \ubaa8\uc73c\uace0 \uccab \ubc88\uc9f8 \ud574\uc2dc\uac12\uc744 \ub354\ud558\uc5ec \ub450 \ubc88\uc9f8 \ud574\uc2dc\uac12\uc744 \uad6c\ud558\uc5ec \uc0c8\ub85c\uc6b4 \ube14\ub85d\uc744 \ud615\uc131\ud558\ub294 \ub3d9\uc2dc\uc5d0 \uae30\uc874 \uccb4\uc778\uc73c\ub85c \uc5f0\uacb0\ud55c\ub2e4. \uc138 \ubc88\uc9f8 10\ubd84 \ub3d9\uc548\uc758 \uac70\ub798\ub0b4\uc6a9\uc744 \ubaa8\uc73c\uace0 \ub450 \ubc88\uc9f8 \ud574\uc2dc\uac12\uc744 \ub354\ud558\uc5ec \uc138 \ubc88\uc9f8 \ud574\uc2dc\uac12\uc744 \uad6c\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c N \ubc88 \ubc18\ubcf5\ud558\uc5ec \ud604\uc7ac\uc758 \ud574\uc2dc\uac12\uc73c\ub85c \uc9c1\ub82c \uccb4\uc778\uc744 \uc5f0\uacb0\ud558\uc5ec \ube14\ub85d\uccb4\uc778\uc774\ub780 \uc774\ub984\uc744 \uac00\uc9c0\uac8c \ub418\uc5c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/downloads.intercomcdn.com\/i\/o\/240837416\/add8a9b60d7eee588ac97721\/%E6%98%9F%E5%8F%B7%E5%88%A9%E5%B7%B1%E8%89%BA%E5%8F%B7%E5%A4%84%E3%80%82%21%E6%B0%B4%EF%BC%9F.png\" alt=\"\"\/><figcaption>\ube14\ub85d\uccb4\uc778\uc740 \ubb34\uc5c7\uc778\uac00?<\/figcaption><\/figure>\n\n\n\n<p>\ud604\uc7ac\uc758 \uc778\ud130\ub137\uc5d0\uc11c\ub294 \uc911\uc559\uc5d0 \uc11c\ubc84\uac00 \uc788\uc5b4\uc11c \uc11c\ubc84\ub9cc \uc99d\uc124\ud558\uace0 \ubcf4\uc548\uc744 \ud0a4\uc6b0\ub294 \uad6c\uc870\uc778\ub370 \ud56d\uc0c1 \ub0b4\ubd80 \ub3c4\ub09c \ub610\ub294 \uc678\ubd80 \ud574\ud0b9\uc758 \uc704\ud5d8\uc5d0 \uc2dc\ub2ec\ub9b0\ub2e4. \uadf8\ub798\uc11c \ube14\ub85d\uccb4\uc778\uc740 \uc911\uc559\uc5d0 \uc11c\ubc84\ub97c \uc5c6\uc560\uace0 \uc804\uccb4 \ub124\ud2b8\uc6cc\ud06c \ub178\ub4dc\uc5d0 \uac70\ub798\uae30\ub85d\uc744 \uacf5\uac1c\ud558\uc5ec \ubd84\uc0b0 \uc800\uc7a5\ud558\ub294 \ubc29\uc2dd\uc744 \ucde8\ud558\uc5ec \ub0b4\ubd80 \uc704\uc870\ub098 \uc678\ubd80 \ud574\ud0b9\uc744 \uc6d0\ucc9c\uc801\uc73c\ub85c \ubd09\uc1c4\ud558\ub294 \uad6c\uc870\ub97c \uc9c0\ub2c8\uace0 \uc788\ub2e4. 1\ub9cc \ubc88\uc9f8 \ube14\ub85d\uc774 \uc313\uc600\uc744 \uacbd\uc6b0 \ub204\uac00 5\ubc88\uc9f8 \ube14\ub85d\uc5d0 \ub4e4\uc5b4 \uc788\ub294 \uac70\ub798 \ub0b4\uc6a9\uc744 \uc870\uc791\ud55c\ub2e4\uba74 5\ubc88\uc9f8 \ud574\uc2dc\uac12\uc774 \ub2ec\ub77c\uc9c0\ubbc0\ub85c 6\ubc88\uc9f8\ubd80\ud130 \ub9cc \ubc88\uc9f8\uc5d0 \uc774\ub974\ub294 \ubaa8\ub4e0 \ud574\uc2dc\uac12\uc774 \ub2ec\ub77c\uc9c4\ub2e4. \ud504\ub85c\ud1a0\ucf5c \uc0c1 \uc804\uccb4 \ub124\ud2b8\uc6cc\ud06c \ub178\ub4dc\uc5d0 \uc788\ub294 \ube14\ub85d\uccb4\uc778\uc740 \ub9e4\uc2dc\uac04 \uc790\ub3d9 \ube44\uad50\ub418\uace0 51% \uc774\uc0c1\uc774 \ub3d9\uc758\ud558\ub294 \uac70\ub798\uae30\ub85d\uacfc \ucc28\uc774\uac00 \uc788\uc73c\uba74 \uc790\ub3d9 \ud3d0\uae30\ub418\ubbc0\ub85c \uc704\ubcc0\uc870\uac00 \ubd88\uac00\ub2a5\ud574\uc9c0\ub294 \uac83\uc774\ub2e4. \uc774\ub807\uac8c \uc0dd\uaca8\ub098\ub294 \ub514\uc9c0\ud138 \ud76c\uc18c\uc131 \ub54c\ubb38\uc5d0 \ube44\ud2b8\ucf54\uc778\uc758 \ud604\uc7ac \uac00\uaca9\uc740 7\ucc9c\ub9cc \uc6d0\uc744 \uc0c1\ud68c\ud558\uace0 \uc788\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/downloads.intercomcdn.com\/i\/o\/240837451\/01737f89ccef02a78705cd5f\/%E1%84%89%E1%85%B3%E1%84%8F%E1%85%A6%E1%84%8E%E1%85%B5.png\" alt=\"\"\/><figcaption><meta charset=\"utf-8\">\ud0c8\uc911\uc559\ud654\uc758 \uc758\ubbf8<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\uc778\ud130\ub137\uc740 \uc9c0\ub09c 30\ub144\uac04 \uc774 \uc138\uc0c1 \ubaa8\ub4e0 \uad74\ub69d \uc0b0\uc5c5\uc744 \uc628\ub77c\uc778\ud654\uc2dc\ucf30\ub2e4. \uc778\ud130\ub137\uc0c1\uc758 \ubaa8\ub4e0 \ucf58\ud150\uce20\ub294 \ubcf5\uc81c\uac00 \uac00\ub2a5\ud558\uc5ec\uc11c \uc0dd\uc0b0\uc790\ub294 \ub3c8\uc744 \ubc8c\uc9c0 \ubabb\ud558\uace0 \uc720\ud1b5\uc790\ub4e4\ub9cc \ub3c8\uc744 \ubc84\ub294 \uc138\uc0c1\uc744 \ub9cc\ub4e4\uc5b4 \ub193\uc558\ub2e4. \uc778\ud130\ub137\uc758 \uccab \ubc88\uc9f8 \ud0ac\ub7ec \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc740 \uc774\uba54\uc77c\uc774\uc5c8\ub2e4. \ube14\ub85d\uccb4\uc778\uc740 \uc778\ud130\ub137 2.0\uc774\ub77c\uace0 \ud560 \uc218 \uc788\ub294\ub370 \uadf8 \uc774\uc720\ub294 \ubcf5\uc81c\ud560 \uc218 \uc5c6\ub294 \uc778\ud130\ub137\uc774\uae30 \ub54c\ubb38\uc774\ub2e4. \ube14\ub85d\uccb4\uc778\uc758 \ud0ac\ub7ec \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc740 \uac00\uc0c1\ud654\ud3d0\uc774\ub2e4. \ube44\ud2b8\ucf54\uc778\uc740 \ub514\uc9c0\ud138 \ud30c\uc77c\uc5d0 \ubd88\uacfc\ud558\uc9c0\ub9cc \uc9c0\ub09c 10\ub144 \ub3d9\uc548 \ub2e8 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":1468,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":"","_links_to":"","_links_to_target":""},"categories":[301],"tags":[424,426,322,302,425,323],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/ryuhyun.kim\/wp-json\/wp\/v2\/posts\/1462"}],"collection":[{"href":"https:\/\/ryuhyun.kim\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ryuhyun.kim\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ryuhyun.kim\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ryuhyun.kim\/wp-json\/wp\/v2\/comments?post=1462"}],"version-history":[{"count":5,"href":"https:\/\/ryuhyun.kim\/wp-json\/wp\/v2\/posts\/1462\/revisions"}],"predecessor-version":[{"id":1469,"href":"https:\/\/ryuhyun.kim\/wp-json\/wp\/v2\/posts\/1462\/revisions\/1469"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ryuhyun.kim\/wp-json\/wp\/v2\/media\/1468"}],"wp:attachment":[{"href":"https:\/\/ryuhyun.kim\/wp-json\/wp\/v2\/media?parent=1462"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ryuhyun.kim\/wp-json\/wp\/v2\/categories?post=1462"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ryuhyun.kim\/wp-json\/wp\/v2\/tags?post=1462"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}