{"id":5402,"date":"2020-07-23T12:48:12","date_gmt":"2020-07-23T05:48:12","guid":{"rendered":"https:\/\/news.bitcoinvn.io\/?p=5402"},"modified":"2020-07-23T12:48:12","modified_gmt":"2020-07-23T05:48:12","slug":"huong-dan-tao-2-vi-bitcoin-cash-co-2-chu-ki-multi-sig","status":"publish","type":"post","link":"https:\/\/bitcoinvn.io\/news\/vi\/huong-dan-tao-2-vi-bitcoin-cash-co-2-chu-ki-multi-sig\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn t\u1ea1o 2 v\u00ed Bitcoin Cash c\u00f3 2 ch\u1eef k\u00ed (Multi-Sig)"},"content":{"rendered":"

Trong th\u1ebf gi\u1edbi ti\u1ec1n \u0111i\u1ec7n t\u1eed, c\u00f3 nhi\u1ec1u tranh lu\u1eadn v\u00e0 b\u00e0i h\u1ecdc khi n\u00f3i v\u1ec1 b\u1ea3o m\u1eadt t\u00e0i s\u1ea3n k\u1ef9 thu\u1eadt s\u1ed1 v\u00e0 m\u1ed9t trong s\u1ed1 \u0111\u00f3 l\u00e0 v\u00ed multisig. Thu\u1eadt ng\u1eef “multi-sig” l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a \u0111a ch\u1eef k\u00fd v\u00e0 b\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn c\u00e1c b\u1ea1n c\u00e1ch t\u1ea1o 2 v\u00ed c\u00f3 2 ch\u1eef k\u00ed multi-sig.<\/p>\n

<\/p>\n

D\u1eabn nh\u1eadp<\/strong><\/h2>\n

Nhi\u1ec1u n\u0103m tr\u01b0\u1edbc, c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n ti\u1ec1n \u0111i\u1ec7n t\u1eed \u0111\u00e3 \u0111\u01b0a ra m\u1ed9t \u00fd t\u01b0\u1edfng \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt v\u00ed b\u1eb1ng c\u00e1ch t\u1eadn d\u1ee5ng v\u00ed c\u00f3 nhi\u1ec1u ch\u1eef k\u00ed. V\u1ec1 c\u01a1 b\u1ea3n, m\u1ed9t c\u1eb7p v\u00ed 2 multisig l\u00e0 bao g\u1ed3m hai v\u00ed nh\u01b0ng m\u1ecdi ng\u01b0\u1eddi c\u00f3 th\u1ec3 t\u1ea1o v\u00ed c\u00f3 nhi\u1ec1u h\u01a1n hai ng\u01b0\u1eddi k\u00fd. V\u1edbi m\u1ed9t v\u00ed multisig, c\u1ea7n c\u00f3 hai ho\u1eb7c nhi\u1ec1u ch\u1eef k\u00fd \u0111\u1ec3 \u1ee7y quy\u1ec1n cho m\u1ed9t giao d\u1ecbch ti\u1ec1n m\u00e3 ho\u00e1.<\/p>\n

Trong b\u00e0i h\u01b0\u1edbng d\u1eabn n\u00e0y, ch\u00fang ta s\u1ebd t\u1ea1o ra m\u1ed9t c\u1eb7p v\u00ed 2 multisig \u0111\u1ec3 l\u01b0u tr\u1eef bitcoin cash (BCH) b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng v\u00ed Electron Cash<\/a>. Tuy nhi\u00ean, ph\u01b0\u01a1ng ph\u00e1p t\u01b0\u01a1ng t\u1ef1 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho v\u00ed bitcoin (BTC) b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m v\u00ed Electrum v\u00e0 l\u00e0m theo c\u00e1c h\u01b0\u1edbng d\u1eabn t\u01b0\u01a1ng t\u1ef1.<\/p>\n

C\u00e1c b\u01b0\u1edbc t\u1ea1o \u0111\u1ec3 2 v\u00ed 2 \u0111a ch\u1eef k\u00ed (multi-sig)<\/strong><\/h2>\n
\n

\"V\u00ed
V\u00ed Electron Cash l\u00e0 m\u1ed9t \u1ee9ng d\u1ee5ng SPV tuy\u1ec7t v\u1eddi cho ph\u00e9p m\u1ecdi ng\u01b0\u1eddi t\u1ea1o v\u00ed multisig \u0111\u1ec3 l\u01b0u tr\u1eef bitcoin cash (BCH). Truy c\u1eadp trang web https:\/\/electrum.org n\u1ebfu b\u1ea1n mu\u1ed1n t\u1ea1o v\u00ed multisig \u0111\u1ec3 l\u01b0u tr\u1eef bitcoin (BTC).<\/figcaption><\/figure>
<\/figcaption><\/figure>\n

\u0110i\u1ec1u \u0111\u1ea7u ti\u00ean b\u1ea1n c\u1ea7n l\u00e0m l\u00e0 t\u1ea3i ph\u1ea7n m\u1ec1m Electron Cash (EC) m\u1edbi nh\u1ea5t v\u00e0 t\u1ea1o m\u1ed9t v\u00ed m\u1edbi. N\u1ebfu b\u1ea1n \u0111\u00e3 s\u1eed d\u1ee5ng ch\u01b0\u01a1ng tr\u00ecnh EC, ch\u1ec9 c\u1ea7n ch\u1ecdn t\u1ea1o v\u00ed m\u1edbi trong ph\u1ea7n m\u1ec1m b\u1eb1ng c\u00e1ch nh\u1ea5n “new wallet”. Ng\u01b0\u1eddi d\u00f9ng EC hi\u1ec7n t\u1ea1i c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y trong m\u1ee5c “file” v\u00e0 ch\u1ecdn “new\/restore”.<\/p>\n

L\u00fac n\u00e0y, ph\u1ea7n m\u1ec1m v\u00ed s\u1ebd h\u1ecfi b\u1ea1n \u0111\u1eb7t t\u00ean cho v\u00ed tu\u1ef3 \u00fd. Sau khi \u0111\u1eb7t t\u00ean cho v\u00ed, nh\u1ea5n n\u00fat ti\u1ebfp theo “next” v\u00e0 EC s\u1ebd h\u1ecfi b\u1ea1n c\u00f3 mu\u1ed1n t\u1ea1o v\u00ed ti\u00eau chu\u1ea9n “standard”, v\u00ed \u0111a ch\u1eef k\u00fd “multi-signature”, hay “import”. Nh\u1ea5n ch\u1ecdn v\u00ed \u0111a ch\u1eef k\u00ed “multi-signature” v\u00e0 b\u1ea5m “next”.<\/p>\n

\n

\"H\u01b0\u1edbng
H\u01b0\u1edbng d\u1eabn t\u1ea1o 2 v\u00ed BCH c\u00f3 2 ch\u1eef k\u00ed: B\u01b0\u1edbc m\u1ed9t v\u00e0 b\u01b0\u1edbc hai.<\/figcaption><\/figure>
<\/figcaption><\/figure>\n

Ph\u1ea7n m\u1ec1m EC sau \u0111\u00f3 s\u1ebd h\u1ecfi b\u1ea1n c\u00f3 bao nhi\u00eau ng\u01b0\u1eddi c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ch\u1eef k\u00fd c\u1ee7a h\u1ecd \u0111\u1ec3 m\u1edf kh\u00f3a. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd ch\u1ecdn 2 v\u00ed 2 multisig nh\u01b0ng nh\u01b0 \u0111\u00e3 \u0111\u1ec1 c\u1eadp \u1edf tr\u00ean, b\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o m\u1ed9t v\u00ed c\u00f3 t\u1ed1i \u0111a 15 ng\u01b0\u1eddi c\u00f9ng k\u00ed t\u00ean.<\/p>\n

After selecting the 2 of 2 multisig wallet, simply press \u201cnext\u201d and the software program will give you four choices to create the original multi-signature wallet. You can also import an existing seed, leverage public or private keys, or use a hardware device. For this step-by-step, we will \u201ccreate a new seed.\u201d<\/p>\n

Sau khi ch\u1ecdn “2 of 2 multisig wallet”, nh\u1ea5n n\u00fat “next” v\u00e0 ch\u01b0\u01a1ng tr\u00ecnh s\u1ebd cung c\u1ea5p cho b\u1ea1n b\u1ed1n l\u1ef1a ch\u1ecdn \u0111\u1ec3 t\u1ea1o v\u00ed \u0111a ch\u1eef k\u00fd g\u1ed1c. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 nh\u1eadp seed hi\u1ec7n c\u00f3<\/a>, t\u1eadn d\u1ee5ng c\u00e1c kh\u00f3a c\u00f4ng khai ho\u1eb7c ri\u00eang t\u01b0 ho\u1eb7c s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb ph\u1ea7n c\u1ee9ng. Ch\u00fang ta s\u1ebd t\u1ea1o ra m\u1ed9t seed m\u1edbi.<\/p>\n

\n

\"H\u01b0\u1edbng
H\u01b0\u1edbng d\u1eabn t\u1ea1o 2 v\u00ed BCH c\u00f3 2 ch\u1eef k\u00ed: B\u01b0\u1edbc ba v\u00e0 b\u01b0\u1edbc b\u1ed1n.<\/figcaption><\/figure>
<\/figcaption><\/figure>\n

T\u1ea1o seed m\u1edbi b\u1eb1ng ph\u1ea7n m\u1ec1m EC t\u01b0\u01a1ng t\u1ef1 c\u00e1ch t\u1ea1o seed v\u1edbi b\u1ea5t k\u1ef3 v\u00ed n\u00e0o. \u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u, nh\u1edb ghi ch\u00e9p l\u1ea1i 12 c\u1ee5m t\u1eeb tr\u00ean m\u1ed9t t\u1edd gi\u1ea5y \u0111\u1ec3 gi\u1eef an to\u00e0n. Sau khi nh\u1ea5n “next”, v\u00ed EC s\u1ebd cung c\u1ea5p cho b\u1ea1n 12 t\u1eeb kho\u00e1 seed tr\u00ean m\u00e0n h\u00ecnh ti\u1ebfp theo.<\/p>\n

Kh\u00f4ng n\u00ean ch\u1ee5p \u1ea3nh m\u00e0n h\u00ecnh c\u1ee7a t\u1eeb kho\u00e1 seed hay copy l\u1ea1i trong m\u00e1y t\u00ednh. Kh\u00f4ng bao gi\u1edd ti\u1ebft l\u1ed9 cho b\u1ea5t c\u1ee9 ai. Ch\u1ec9 n\u00ean vi\u1ebft n\u00f3 ra m\u1ed9t t\u1edd gi\u1ea5y. H\u00e3y ch\u1eafc ch\u1eafn r\u1eb1ng b\u1ea1n gi\u1eef n\u00f3 an to\u00e0n. Khi b\u1ea1n vi\u1ebft xong 12 t\u1eeb, nh\u1ea5n “next” l\u1ea7n n\u1eefa v\u00e0 ph\u1ea7n m\u1ec1m s\u1ebd y\u00eau c\u1ea7u b\u1ea1n x\u00e1c nh\u1eadn t\u1eeb kho\u00e1 seed theo \u0111\u00fang th\u1ee9 t\u1ef1.<\/p>\n

\n

\"B\u01b0\u1edbc
B\u01b0\u1edbc n\u0103m v\u00e0 b\u01b0\u1edbc s\u00e1u trong qu\u00e1 tr\u00ecnh t\u1ea1o v\u00ed.<\/figcaption><\/figure>
<\/figcaption><\/figure>\n

Ph\u1ea7n m\u1ec1m s\u1ebd th\u00f4ng b\u00e1o “T\u1eeb kho\u00e1 seed c\u1ee7a b\u1ea1n quan tr\u1ecdng. N\u1ebfu b\u1ea1n m\u1ea5t seed, ti\u1ec1n c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 s\u1ebd m\u1ea5t v\u0129nh vi\u1ec5n. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea1n \u0111\u00e3 l\u01b0u seed c\u1ee7a m\u00ecnh \u0111\u00fang c\u00e1ch, vui l\u00f2ng nh\u1eadp l\u1ea1i v\u00e0o \u0111\u00e2y.” Khi b\u1ea1n th\u1ef1c hi\u1ec7n thao t\u00e1c n\u00e0y, h\u00e3y ch\u1eafc ch\u1eafn r\u1eb1ng kh\u00f4ng c\u00f3 ai xung quanh v\u00e0 g\u00f5 l\u1ea1i 12 t\u1eeb kho\u00e1 seed m\u00e0 b\u1ea1n v\u1eeba vi\u1ebft ra gi\u1ea5y v\u00e0o c\u1eeda s\u1ed5 ph\u1ea7n m\u1ec1m EC.<\/p>\n

Sau khi nh\u1eadp xong, ch\u1ec9 c\u1ea7n nh\u1ea5n v\u00e0o n\u00fat “next” v\u00e0 ph\u1ea7n m\u1ec1m v\u00ed EC s\u1ebd hi\u1ec3n th\u1ecb cho b\u1ea1n ph\u1ea7n m\u1edf r\u1ed9ng c\u1ee7a v\u00ed ti\u1ec1n hay kh\u00f3a ch\u00ednh. B\u00e2y gi\u1edd, ng\u01b0\u1eddi \u0111\u1ed3ng k\u00ed t\u00ean th\u1ee9 hai s\u1ebd c\u1ea7n cung c\u1ea5p cho b\u1ea1n kh\u00f3a c\u00f4ng khai c\u1ee7a h\u1ecd, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 kh\u00f3a “xpub”.<\/p>\n

\n

\"B\u01b0\u1edbc
B\u01b0\u1edbc b\u1ea3y v\u00e0 t\u00e1m. Nh\u1eadp \u0111\u1ecba ch\u1ec9 xpub c\u1ee7a ng\u01b0\u1eddi b\u1ea1n tin t\u01b0\u1edfng hay th\u00e0nh vi\u00ean gia \u0111\u00ecnh \u0111\u1ec3 th\u00eam ng\u01b0\u1eddi \u0111\u1ed3ng k\u00ed t\u00ean th\u1ee9 hai.<\/figcaption><\/figure>
<\/figcaption><\/figure>\n

V\u1ec1 c\u01a1 b\u1ea3n, kh\u00f3a c\u00f4ng khai m\u1edf r\u1ed9ng (xpub) l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a ti\u00eau chu\u1ea9n \u0111\u1ecba ch\u1ec9 BIP32, cung c\u1ea5p cho ng\u01b0\u1eddi d\u00f9ng c\u00e1i nh\u00ecn t\u1ed5ng th\u1ec3 v\u1ec1 v\u00ed ho\u1eb7c kh\u1ea3 n\u0103ng k\u00ed t\u00ean n\u1ebfu ch\u1ee7 s\u1edf h\u1eefu v\u00ed ch\u1ea5p thu\u1eadn. Sau khi l\u1ef1a ch\u1ecdn \u0111\u01b0\u1ee3c kh\u00f3a xpub c\u1ee7a m\u1ed9t ng\u01b0\u1eddi b\u1ea1n ho\u1eb7c th\u00e0nh vi\u00ean gia \u0111\u00ecnh, v\u00ed EC s\u1ebd y\u00eau c\u1ea7u b\u1ea1n nh\u1eadp kh\u00f3a xpub c\u1ee7a ng\u01b0\u1eddi \u0111\u1ed3ng k\u00ed t\u00ean \u0111\u1ec3 t\u1ea1o cosigner c\u1ee7a 2 v\u00ed 2 multi-sig.<\/p>\n

Ch\u1ec9 c\u1ea7n copy v\u00e0 d\u00e1n kh\u00f3a xpub c\u1ee7a b\u1ea1n b\u00e8 ho\u1eb7c th\u00e0nh vi\u00ean gia \u0111\u00ecnh v\u00e0o c\u1eeda s\u1ed5. Nh\u01b0ng EC c\u0169ng cho ph\u00e9p m\u1ecdi ng\u01b0\u1eddi t\u1ea1o ra m\u1ed9t cosigner b\u1eb1ng c\u00e1ch nh\u1eadp seed ho\u1eb7c c\u00f9ng k\u00ed b\u1eb1ng m\u1ed9t thi\u1ebft b\u1ecb ph\u1ea7n c\u1ee9ng. Trong b\u00e0i h\u01b0\u1edbng d\u1eabn n\u00e0y, ch\u00fang ta s\u1ebd ch\u1ecdn \u201cEnter cosigner key\u201d v\u00e0 nh\u1ea5n “next”, d\u00e1n kh\u00f3a xpub v\u00e0o khung text.<\/p>\n

V\u00ed EC s\u1ebd th\u00f4ng b\u00e1o: “Vui l\u00f2ng nh\u1eadp kh\u00f3a c\u00f4ng khai ch\u00ednh (xpub) c\u1ee7a ng\u01b0\u1eddi \u0111\u1ed3ng k\u00ed t\u00ean. Nh\u1eadp kh\u00f3a ri\u00eang t\u01b0 c\u1ee7a h\u1ecd (xprv) n\u1ebfu b\u1ea1n mu\u1ed1n k\u00ed thay h\u1ecd.”<\/p>\n

\n

\"Sau
Sau khi nh\u1eadp xpub hay xprv, v\u00ed EC s\u1ebd t\u1ea1o 2 v\u00ed 2 \u0111a ch\u1eef k\u00ed v\u00e0 qu\u00e1 tr\u00ecnh v\u1eady l\u00e0 ho\u00e0n th\u00e0nh.<\/figcaption><\/figure>
<\/figcaption><\/figure>\n

Sau khi nh\u1eadp kh\u00f3a xpub c\u1ee7a ng\u01b0\u1eddi \u0111\u1ed3ng k\u00ed t\u00ean, qu\u00e1 tr\u00ecnh t\u1ea1o c\u1eb7p 2 v\u00ed 2 multisig s\u1ebd k\u1ebft th\u00fac v\u00e0 b\u1ea1n c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u s\u1eed d\u1ee5ng v\u00ed. B\u1ea1n n\u00ean t\u1ea1o v\u00ed multisig tr\u00ean c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c nhau ho\u1eb7c c\u00e1c m\u00e1y t\u00ednh ri\u00eang bi\u1ec7t, nh\u01b0ng c\u00f3 th\u1ec3 l\u00e0m tr\u00ean c\u00f9ng m\u1ed9t m\u00e1y c\u0169ng \u0111\u01b0\u1ee3c.<\/p>\n

L\u1eddi k\u1ebft<\/strong><\/h2>\n

V\u00ed \u0111a ch\u1eef k\u00ed (multi-sig) cung c\u1ea5p th\u00eam m\u1ed9t l\u1edbp b\u1ea3o m\u1eadt b\u1ed5 sung v\u00e0 cho ph\u00e9p m\u1ecdi ng\u01b0\u1eddi c\u00f9ng ki\u1ec3m so\u00e1t c\u00e1c lo\u1ea1i ti\u1ec1n \u0111i\u1ec7n t\u1eed nh\u01b0 bitcoin cash (BCH) ho\u1eb7c bitcoin (BTC). B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 th\u00eam m\u1ed9t l\u1edbp b\u1ea3o m\u1eadt b\u1ed5 sung b\u1eb1ng c\u00e1ch ch\u1ea1y m\u1ed9t v\u00ed tr\u00ean m\u1ed9t m\u00e1y v\u00e0 m\u1ed9t v\u00ed kh\u00e1c tr\u00ean thi\u1ebft b\u1ecb b\u1ea1n gi\u1eef offline.<\/p>\n

Gi\u1ea3i ph\u00e1p n\u00e0y khi\u1ebfn k\u1ebb x\u1ea5u ho\u1eb7c th\u1eadm ch\u00ed c\u00e1c ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i kh\u00f3 \u0111\u00e1nh c\u1eafp BCH ho\u1eb7c BTC c\u1ee7a b\u1ea1n h\u01a1n. S\u1ed1 l\u01b0\u1ee3ng c\u00e1c gi\u1ea3i ph\u00e1p b\u1ea3o m\u1eadt \u0111\u01b0\u1ee3c th\u00eam v\u00e0o v\u00ed multi-sig l\u00e0 r\u1ea5t nhi\u1ec1u.<\/p>\n

Ngu\u1ed3n: news.bitcoin.com<\/a><\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

Trong th\u1ebf gi\u1edbi ti\u1ec1n \u0111i\u1ec7n t\u1eed, c\u00f3 nhi\u1ec1u tranh lu\u1eadn v\u00e0 b\u00e0i h\u1ecdc khi n\u00f3i v\u1ec1 b\u1ea3o m\u1eadt t\u00e0i s\u1ea3n k\u1ef9 thu\u1eadt s\u1ed1 v\u00e0 m\u1ed9t trong s\u1ed1 \u0111\u00f3 l\u00e0 v\u00ed multisig. Thu\u1eadt ng\u1eef “multi-sig” l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a \u0111a ch\u1eef k\u00fd v\u00e0 b\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn c\u00e1c b\u1ea1n c\u00e1ch t\u1ea1o 2 v\u00ed c\u00f3 […]<\/p>\n","protected":false},"author":11,"featured_media":5396,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3815],"tags":[],"class_list":["post-5402","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bitcoin-cash"],"yoast_head":"\nH\u01b0\u1edbng d\u1eabn t\u1ea1o 2 v\u00ed Bitcoin Cash c\u00f3 2 ch\u1eef k\u00ed (Multi-Sig) - BitcoinVN News<\/title>\n<meta name=\"description\" content=\"Trong b\u00e0i h\u01b0\u1edbng d\u1eabn n\u00e0y, ch\u00fang ta s\u1ebd t\u1ea1o ra m\u1ed9t c\u1eb7p v\u00ed 2 multisig \u0111\u1ec3 l\u01b0u tr\u1eef bitcoin cash (BCH) b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng v\u00ed Electron Cash.\" \/>\n<meta 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