{"id":1223,"date":"2021-07-08T07:24:14","date_gmt":"2021-07-08T07:24:14","guid":{"rendered":"https:\/\/bitcoinvn.io\/shop-2\/?p=1223"},"modified":"2021-07-08T07:25:44","modified_gmt":"2021-07-08T07:25:44","slug":"vi-coldcard-tru-bitcoin-bao-mat-da-tang","status":"publish","type":"post","link":"https:\/\/bitcoinvn.io\/shop-2\/vi-coldcard-tru-bitcoin-bao-mat-da-tang\/","title":{"rendered":"V\u00ed Coldcard – D\u00f2ng v\u00ed tr\u1eef bitcoin b\u1ea3o m\u1eadt \u0111a t\u1ea7ng"},"content":{"rendered":"

L\u00e0 d\u00f2ng v\u00ed l\u1ea1nh th\u1ebf h\u1ec7 m\u1edbi v\u1edbi chip th\u00f4ng minh b\u1ea3o m\u1eadt \u0111a t\u1ea7ng, V\u00ed tr\u1eef bitcoin Coldcard cho ph\u00e9p b\u1ea1n th\u1ef1c hi\u1ec7n c\u00e1c giao d\u1ecbch m\u00e0 kh\u00f4ng c\u1ea7n k\u1ebft n\u1ed1i m\u1ea1ng v\u00e0 ho\u00e0n to\u00e0n \u201cch\u1eb7n \u0111\u1ee9ng\u201d t\u1ea7m ng\u1eafm c\u1ee7a hacker. K\u1ec3 c\u1ea3 nh\u1eefng \u201chacker l\u00e3o l\u00e0ng\u201d c\u0169ng ph\u1ea3i \u201cb\u00f3 tay\u201d tr\u01b0\u1edbc \u201cgia t\u00e0i bitcoin\u201d c\u1ee7a b\u1ea1n l\u01b0u tr\u1eef trong chi\u1ebfc v\u00ed l\u1ea1nh \u201csi\u00eau b\u1ea3o b\u1eadt\u201d n\u00e0y.<\/em><\/p>\n

<\/p>\n

1. S\u1ee9c h\u00fat \u201c\u0111\u1ec9nh cao\u201d t\u1eeb v\u00ed l\u1ea1nh Coldcard<\/strong><\/h2>\n

Kh\u1ea3 n\u0103ng giao d\u1ecbch ngo\u1ea1i tuy\u1ebfn, ch\u1ed1ng c\u00e1c ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i t\u1eeb Hacker<\/strong><\/h3>\n

K\u1ebft n\u1ed1i internet l\u00e0 con \u0111\u01b0\u1eddng ng\u1eafn nh\u1ea5t \u0111\u1ec3 c\u00e1c hacker d\u1ec5 d\u00e0ng x\u00e2m nh\u1eadp \u0111\u00e1nh c\u1eafp kh\u00f3a b\u1ea3o m\u1eadt v\u00ed bitcoin c\u1ee7a b\u1ea1n. Th\u1ea5u hi\u1ec3u \u0111i\u1ec1u n\u00e0y, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 s\u00e1ng ch\u1ebf ra v\u00ed l\u1ea1nh bitcoin Coldcard<\/a> thi\u1ebft k\u1ebf d\u1ea1ng USB th\u1ebf h\u1ec7 m\u1edbi.<\/p>\n

Ch\u1ec9 c\u1ea7n c\u1eafm chi\u1ebfc v\u00ed n\u00e0y v\u00e0o m\u00e1y t\u00ednh v\u00e0 ho\u00e0n to\u00e0n kh\u00f4ng c\u1ea7n k\u1ebft n\u1ed1i 3G, 4G hay m\u1ea1ng wifi, b\u1ea1n v\u1eabn d\u1ec5 d\u00e0ng qu\u1ea3n l\u00fd bitcoin, th\u1ef1c hi\u1ec7n c\u00e1c giao d\u1ecbch chuy\u1ec3n kho\u1ea3n, c\u00e1c l\u1ec7nh chuy\u1ec3n \u0111\u1ed5i bitcoin\u2026 m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng trong t\u00ecnh tr\u1ea1ng ngo\u1ea1i tuy\u1ebfn.<\/p>\n

Nh\u01b0 v\u1eady, giao d\u1ecbch bitcoin trong \u0111i\u1ec1u ki\u1ec7n ng\u1eaft internet \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c b\u1ea1n \u0111ang \u201cch\u1eb7n \u0111\u1ee9ng ho\u00e0n to\u00e0n\u201d con \u0111\u01b0\u1eddng ti\u1ebfp c\u1eadn c\u1ee7a Hacker v\u1edbi \u201ckho ti\u1ec1n\u201d c\u1ee7a m\u00ecnh. V\u00e0 d\u00f9 hacker c\u00f3 nh\u1eefng thu\u1eadt to\u00e1n hay \u0111\u1ebfn \u0111\u00e2u, kh\u1ea3 n\u0103ng d\u00f2 t\u00ecm m\u1eadt kh\u1ea9u t\u1ed1t nh\u01b0 th\u1ebf n\u00e0o nh\u01b0ng m\u1ed9t khi b\u1ea1n kh\u00f4ng d\u00f9ng internet k\u1ebft n\u1ed1i th\u00ec hacker c\u0169ng \u0111\u00e0nh \u201cb\u1ea5t l\u1ef1c\u201d.<\/p>\n

D\u1ec5 d\u00e0ng s\u1eed d\u1ee5ng m\u00e0 kh\u00f4ng c\u1ea7n c\u00e0i \u0111\u1eb7t \u1ee9ng d\u1ee5ng ph\u1ee9c t\u1ea1p<\/strong><\/h3>\n

N\u1ebfu nghi\u00ean c\u1ee9u k\u1ef9 c\u00e1c d\u00f2ng v\u00ed c\u1ee9ng tr\u00ean th\u1ecb tr\u01b0\u1eddng, b\u1ea1n s\u1ebd nhanh ch\u00f3ng ch\u00e1n n\u1ea3n v\u00ec h\u1ea7u h\u1ebft c\u00e1c d\u00f2ng v\u00ed n\u00e0y \u0111\u1ec1u c\u1ea7n c\u00e0i \u0111\u1eb7t kh\u00e1 ph\u1ee9c t\u1ea1p. Nh\u1ea5t l\u00e0 v\u1edbi nh\u1eefng ng\u01b0\u1eddi \u201cm\u00f9 c\u00f4ng ngh\u1ec7\u201d th\u00ec vi\u1ec7c c\u00e0i th\u00eam c\u00e1c ph\u1ea7n m\u1ec1m \u0111i\u1ec1u h\u00e0nh, qu\u1ea3n l\u00fd th\u1ef1c s\u1ef1 l\u00e0 m\u1ed9t b\u00e0i to\u00e1n kh\u00f3 nh\u1eb1n.<\/p>\n

L\u00fac n\u00e0y \u0111\u00e2y, chi\u1ebfc v\u00ed c\u1ee9ng Coldcard s\u1ebd l\u00e0 l\u1ef1a ch\u1ecdn ho\u00e0n h\u1ea3o cho b\u1ea1n. Kh\u00f4ng y\u00eau c\u1ea7u \u1ee9ng d\u1ee5ng hay ph\u1ea7n m\u1ec1m b\u1ed5 tr\u1ee3, b\u1ea1n ch\u1ec9 c\u1ea7n c\u1eafm v\u00ed v\u00e0o m\u00e1y t\u00ednh ho\u1eb7c \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh l\u00e0 \u0111\u00e3 c\u00f3 th\u1ec3 d\u00f9ng ngay ch\u1ec9 b\u1eb1ng v\u00e0i thao t\u00e1c \u0111\u01a1n gi\u1ea3n.<\/p>\n

Tham kh\u1ea3o th\u00eam: Nh\u1eefng tip hay nh\u1ea5t gi\u00fap b\u1ea1n thi\u1ebft l\u1eadp v\u00ed Coldcard an to\u00e0n<\/a><\/strong><\/p>\n

Cho ph\u00e9p t\u1ea1o v\u00ed ph\u1ee5, gi\u00fap b\u1ea1n c\u00f3 ph\u01b0\u01a1ng \u00e1n d\u1ef1 ph\u00f2ng b\u1ea3o v\u1ec7 bitcoin khi b\u1ecb uy hi\u1ebfp<\/strong><\/h3>\n

Tr\u00ean chi\u1ebfc v\u00ed l\u1ea1nh Coldcard, b\u1ea1n d\u1ec5 d\u00e0ng t\u1ea1o th\u00eam m\u1ed9t v\u00ed ph\u1ee5 ch\u1ee9a kh\u00f3a b\u1ea3o m\u1eadt kh\u00e1c. Trong tr\u01b0\u1eddng h\u1ee3p b\u1ecb c\u01b0\u1edbp v\u00ed ho\u1eb7c b\u1ecb hacker uy hi\u1ebfp y\u00eau c\u1ea7u giao t\u00e0i kho\u1ea3n bitcoin, b\u1ea1n c\u00f3 th\u1ec3 giao t\u00e0i kho\u1ea3n ph\u1ee5. Nh\u01b0 v\u1eady,s\u1ed1 ti\u1ec1n trong t\u00e0i kho\u1ea3n ch\u00ednh c\u1ee7a b\u1ea1n v\u1eabn \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 tuy\u1ec7t \u0111\u1ed1i 100%.<\/p>\n

D\u1ec5 d\u00e0ng l\u01b0u tr\u1eef d\u1eef li\u1ec7u v\u00e0 l\u1ea5y l\u1ea1i th\u00f4ng tin t\u00e0i kho\u1ea3n khi v\u00f4 t\u00ecnh m\u1ea5t v\u00ed\u00a0<\/strong><\/h3>\n

Trong tr\u01b0\u1eddng h\u1ee3p b\u1ea1n \u0111\u00e1nh m\u1ea5t v\u00ed l\u1ea1nh, b\u1ea1n kh\u00f4ng c\u1ea7n hoang mang lo l\u1eafng v\u00ec chi\u1ebfc v\u00ed tr\u1eef bitcoin Coldcard cho ph\u00e9p b\u1ea1n ph\u1ee5c h\u1ed3i d\u1eef li\u1ec7u nhanh ch\u00f3ng.<\/p>\n

Ch\u1ec9 c\u1ea7n b\u1ea1n mua m\u1ed9t chi\u1ebfc v\u00ed m\u1edbi, c\u00e0i l\u1ea1i t\u00e0i kho\u1ea3n c\u1ee7a m\u00ecnh l\u00e0 c\u00f3 th\u1ec3 kh\u00f4i ph\u1ee5c s\u1ed1 ti\u1ec1n bitcoin \u0111ang c\u00f3.<\/p>\n

2. Nh\u1eefng th\u00f4ng s\u1ed1 c\u01a1 b\u1ea3n v\u1ec1 chi\u1ebfc v\u00ed l\u1ea1nh tr\u1eef bitcoin Coldcard<\/strong><\/h2>\n
    \n
  • V\u00ed l\u1ea1nh Coldcard l\u00e0 d\u00f2ng v\u00ed m\u1edbi nh\u1ea5t MK3<\/li>\n
  • \u0110\u00e2y l\u00e0 v\u00ed chuy\u00ean d\u1ee5ng \u0111\u1ec3 t\u00edch tr\u1eef BTC<\/li>\n
  • Coldcard ch\u1ea5p nh\u1eadn giao d\u1ecbch psbt ti\u00eau chu\u1ea9n (Bip 174) \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef tr\u00ean th\u1ebb Micro SD, c\u00f3 th\u1ec3 t\u00edch h\u1ee3p v\u1edbi c\u00e1c Hotware wallet nh\u01b0 Electrum v\u00e0 c\u00e1c d\u00f2ng v\u00ed kh\u00e1c.<\/li>\n
  • K\u00edch th\u01b0\u1edbc: 9cm x 5cm x 0.5cm<\/li>\n
  • D\u1ec5 d\u00e0ng t\u1ea1o nhi\u1ec1u t\u00e0i kho\u1ea3n ph\u1ee5 v\u00e0 \u0111\u1ecba ch\u1ec9 thanh to\u00e1n \u0111\u1ed9c l\u1eadp kh\u00f4ng gi\u1edbi h\u1ea1n.<\/li>\n
  • C\u01a1 ch\u1ebf b\u1ea3o m\u1eadt v\u1eadt l\u00fd. S\u1eed d\u1ee5ng chip th\u00f4ng minh \u0111\u1ec3 l\u01b0u tr\u1eef kh\u00f3a Private Key m\u1ed9t c\u00e1ch an to\u00e0n tuy\u1ec7t \u0111\u1ed1i.<\/li>\n
  • S\u1eed d\u1ee5ng b\u1ed9 PSBT (BIP174) nguy\u00ean b\u1ea3n.<\/li>\n
  • V\u1eadn h\u00e0nh air-gap: To\u00e0n b\u1ed9 quy tr\u00ecnh giao d\u1ecbch bitcoin \u0111\u01b0\u1ee3c chu\u1ea9n h\u00f3a offline kh\u00e9p k\u00edn t\u1eeb t\u1ea1o seed \u0111\u1ebfn k\u00fd giao d\u1ecbch. Ho\u00e0n to\u00e0n \u201cch\u1ed1ng ch\u1ec9 \u0111\u1ecbnh\u201d v\u1edbi hacker x\u00e2m nh\u1eadp qua con \u0111\u01b0\u1eddng online.<\/li>\n<\/ul>\n

    L\u01b0u \u00fd: V\u00ed thi\u1ebft k\u1ebf \u0111\u01a1n gi\u1ea3n, kh\u00f4ng c\u00f3 c\u00e1p d\u1ef1 ph\u00f2ng.<\/p>\n

    \u0110\u1ec3 \u0111\u1eb7t mua v\u00ed tr\u1eef bitcoin Coldcard ch\u00ednh h\u00e3ng 100%<\/strong>, \u0111\u01b0\u1ee3c c\u00e1c chuy\u00ean gia bitcoin h\u00e0ng \u0111\u1ea7u h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng v\u00e0 b\u1ea3o h\u00e0nh 12 th\u00e1ng ch\u00ednh g\u1ed1c, m\u1eddi b\u1ea1n li\u00ean h\u1ec7 hotline 098 345 8907 ho\u1eb7c cho ngay s\u1ea3n ph\u1ea9m v\u00e0o gi\u1ecf h\u00e0ng, \u0111i\u1ec1n \u0111\u1ea7y \u0111\u1ee7 th\u00f4ng tin \u0111\u1eb7t h\u00e0ng. Chuy\u00ean vi\u00ean t\u01b0 v\u1ea5n c\u1ee7a Shop BitcoinVN s\u1ebd li\u00ean h\u1ec7 h\u1ed7 tr\u1ee3 cho b\u1ea1n t\u1eeb A-Z.<\/p>\n","protected":false},"excerpt":{"rendered":"

    L\u00e0 d\u00f2ng v\u00ed l\u1ea1nh th\u1ebf h\u1ec7 m\u1edbi v\u1edbi chip th\u00f4ng minh b\u1ea3o m\u1eadt \u0111a t\u1ea7ng, V\u00ed tr\u1eef bitcoin Coldcard cho ph\u00e9p b\u1ea1n th\u1ef1c hi\u1ec7n c\u00e1c giao d\u1ecbch m\u00e0 kh\u00f4ng c\u1ea7n k\u1ebft n\u1ed1i m\u1ea1ng v\u00e0 ho\u00e0n to\u00e0n \u201cch\u1eb7n \u0111\u1ee9ng\u201d t\u1ea7m ng\u1eafm c\u1ee7a hacker. K\u1ec3 c\u1ea3 nh\u1eefng \u201chacker l\u00e3o l\u00e0ng\u201d c\u0169ng ph\u1ea3i \u201cb\u00f3 tay\u201d tr\u01b0\u1edbc \u201cgia t\u00e0i […]<\/p>\n","protected":false},"author":23,"featured_media":1252,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21],"tags":[63,66,61,67,62,65,64],"class_list":["post-1223","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-coldcard-wallet","tag-mua-vi-coldcard-o-dau","tag-mua-vi-tru-coin","tag-vi-bitcoin-coldcard","tag-vi-coldcard","tag-vi-cung-coldcard","tag-vi-lanh-coldcard"],"yoast_head":"\nV\u00ed Coldcard - D\u00f2ng v\u00ed tr\u1eef bitcoin b\u1ea3o m\u1eadt \u0111a t\u1ea7ng - BitcoinVN Shop<\/title>\n<meta name=\"description\" content=\"L\u00e0 d\u00f2ng v\u00ed l\u1ea1nh th\u1ebf h\u1ec7 m\u1edbi v\u1edbi chip th\u00f4ng minh b\u1ea3o m\u1eadt \u0111a t\u1ea7ng, v\u00ed tr\u1eef Bitcoin Coldcard cho ph\u00e9p b\u1ea1n th\u1ef1c hi\u1ec7n giao d\u1ecbch m\u00e0 kh\u00f4ng c\u1ea7n k\u1ebft n\u1ed1i m\u1ea1ng.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/bitcoinvn.io\/shop-2\/vi-coldcard-tru-bitcoin-bao-mat-da-tang\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"V\u00ed Coldcard - 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