{"id":981,"date":"2021-03-14T13:07:37","date_gmt":"2021-03-14T13:07:37","guid":{"rendered":"http:\/\/cafe2sach.com\/?p=981"},"modified":"2023-07-20T04:28:24","modified_gmt":"2023-07-20T03:28:24","slug":"bitcoin-la-gi","status":"publish","type":"post","link":"https:\/\/cafe2sach.com\/index.php\/2021\/03\/14\/bitcoin-la-gi\/","title":{"rendered":"Bitcoin l\u00e0 g\u00ec?"},"content":{"rendered":"\n

Gi\u1edbi thi\u1ec7u v\u1ec1 Bitcoin <\/h1>\n\n\n\n

Bitcoin<\/strong> l\u00e0 t\u1eadp h\u1ee3p c\u00e1c kh\u00e1i ni\u1ec7m v\u00e0 c\u00f4ng ngh\u1ec7 t\u1ea1o th\u00e0nh n\u1ec1n t\u1ea3ng c\u1ee7a h\u1ec7 sinh th\u00e1i ti\u1ec1n k\u1ef9 thu\u1eadt s\u1ed1. C\u00e1c \u0111\u01a1n v\u1ecb ti\u1ec1n t\u1ec7 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 bitcoin \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u tr\u1eef v\u00e0 truy\u1ec1n t\u1ea3i gi\u00e1 tr\u1ecb gi\u1eefa nh\u1eefng ng\u01b0\u1eddi tham gia v\u00e0o m\u1ea1ng l\u01b0\u1edbi bitcoin. Ng\u01b0\u1eddi d\u00f9ng bitcoin giao ti\u1ebfp v\u1edbi nhau b\u1eb1ng giao th\u1ee9c bitcoin ch\u1ee7 y\u1ebfu th\u00f4ng qua internet, m\u1eb7c d\u00f9 c\u00e1c m\u1ea1ng chuy\u1ec3n ti\u1ebfp kh\u00e1c c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. Ng\u0103n x\u1ebfp giao th\u1ee9c bitcoin, c\u00f3 s\u1eb5n d\u01b0\u1edbi d\u1ea1ng ph\u1ea7n m\u1ec1m ngu\u1ed3n m\u1edf, c\u00f3 th\u1ec3 ch\u1ea1y tr\u00ean nhi\u1ec1u lo\u1ea1i thi\u1ebft b\u1ecb t\u00ednh to\u00e1n, bao g\u1ed3m c\u1ea3 m\u00e1y t\u00ednh x\u00e1ch tay v\u00e0 \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh, gi\u00fap c\u00f4ng ngh\u1ec7 n\u00e0y d\u1ec5 d\u00e0ng ti\u1ebfp c\u1eadn.
Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 chuy\u1ec3n bitcoin qua m\u1ea1ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n b\u1ea5t k\u1ef3 \u0111i\u1ec1u g\u00ec c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c v\u1edbi c\u00e1c lo\u1ea1i ti\u1ec1n t\u1ec7 th\u00f4ng th\u01b0\u1eddng, bao g\u1ed3m mua v\u00e0 b\u00e1n h\u00e0ng h\u00f3a, g\u1eedi ti\u1ec1n cho ng\u01b0\u1eddi mua ho\u1eb7c t\u1ed5 ch\u1ee9c ho\u1eb7c m\u1edf r\u1ed9ng t\u00edn d\u1ee5ng. Bitcoin c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c mua, b\u00e1n v\u00e0 trao \u0111\u1ed5i sang c\u00e1c lo\u1ea1i ti\u1ec1n t\u1ec7 kh\u00e1c t\u1ea1i c\u00e1c s\u00e0n giao d\u1ecbch ti\u1ec1n t\u1ec7 chuy\u00ean d\u1ee5ng. Bitcoin theo m\u1ed9t ngh\u0129a n\u00e0o \u0111\u00f3 l\u00e0 m\u1ed9t d\u1ea1ng ti\u1ec1n \u0111\u1eb7c bi\u1ec7t cho Internet v\u00ec n\u00f3 nhanh ch\u00f3ng, an to\u00e0n v\u00e0 kh\u00f4ng bi\u00ean gi\u1edbi.
Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c lo\u1ea1i ti\u1ec1n t\u1ec7 truy\u1ec1n th\u1ed1ng, bitcoin ho\u00e0n to\u00e0n l\u00e0 ti\u1ec1n \u1ea3o. Kh\u00f4ng c\u00f3 \u0111\u1ed3ng ti\u1ec1n v\u1eadt ch\u1ea5t ho\u1eb7c th\u1eadm ch\u00ed l\u00e0 \u0111\u1ed3ng ti\u1ec1n k\u1ef9 thu\u1eadt s\u1ed1. \u0110\u1ed3ng ti\u1ec1n \u0111\u01b0\u1ee3c ng\u1ee5 \u00fd trong c\u00e1c giao d\u1ecbch chuy\u1ec3n gi\u00e1 tr\u1ecb t\u1eeb ng\u01b0\u1eddi g\u1eedi sang ng\u01b0\u1eddi nh\u1eadn. Ng\u01b0\u1eddi d\u00f9ng bitcoin s\u1edf h\u1eefu c\u00e1c kh\u00f3a cho ph\u00e9p h\u1ecd ch\u1ee9ng minh ch\u1ee7 s\u1edf h\u1eefu c\u1ee7a bitcoin trong m\u1ea1ng bitcoin. V\u1edbi nh\u1eefng ch\u00eca kh\u00f3a n\u00e0y, h\u1ecd c\u00f3 th\u1ec3 k\u00fd c\u00e1c giao d\u1ecbch \u0111\u1ec3 m\u1edf kh\u00f3a gi\u00e1 tr\u1ecb v\u00e0 s\u1eed d\u1ee5ng n\u00f3 b\u1eb1ng c\u00e1ch chuy\u1ec3n n\u00f3 cho ch\u1ee7 s\u1edf h\u1eefu m\u1edbi. Ch\u00eca kh\u00f3a th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong v\u00ed k\u1ef9 thu\u1eadt s\u1ed1 tr\u00ean m\u00e1y t\u00ednh ho\u1eb7c \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh c\u1ee7a m\u1ed7i ng\u01b0\u1eddi d\u00f9ng. S\u1edf h\u1eefu ch\u00eca kh\u00f3a c\u00f3 th\u1ec3 k\u00fd m\u1ed9t giao d\u1ecbch l\u00e0 \u0111i\u1ec1u ki\u1ec7n ti\u00ean quy\u1ebft duy nh\u1ea5t \u0111\u1ec3 chi ti\u00eau bitcoin, \u0111\u1eb7t quy\u1ec1n ki\u1ec3m so\u00e1t ho\u00e0n to\u00e0n v\u00e0o tay m\u1ed7i ng\u01b0\u1eddi d\u00f9ng.
Bitcoin l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng ngang h\u00e0ng, ph\u00e2n t\u00e1n. V\u00ec v\u1eady, kh\u00f4ng c\u00f3 m\u00e1y ch\u1ee7 ho\u1eb7c \u0111i\u1ec3m ki\u1ec3m so\u00e1t “trung t\u00e2m”. Bitcoin \u0111\u01b0\u1ee3c t\u1ea1o ra th\u00f4ng qua m\u1ed9t qu\u00e1 tr\u00ecnh g\u1ecdi l\u00e0 “khai th\u00e1c”, bao g\u1ed3m vi\u1ec7c c\u1ea1nh tranh \u0111\u1ec3 t\u00ecm ra gi\u1ea3i ph\u00e1p cho m\u1ed9t v\u1ea5n \u0111\u1ec1 to\u00e1n h\u1ecdc trong khi x\u1eed l\u00fd c\u00e1c giao d\u1ecbch bitcoin. B\u1ea5t k\u1ef3 ng\u01b0\u1eddi tham gia n\u00e0o trong m\u1ea1ng bitcoin (t\u1ee9c l\u00e0 b\u1ea5t k\u1ef3 ai s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb ch\u1ea1y to\u00e0n b\u1ed9 ng\u0103n x\u1ebfp giao th\u1ee9c bitcoin) c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t ng\u01b0\u1eddi khai th\u00e1c, s\u1eed d\u1ee5ng s\u1ee9c m\u1ea1nh x\u1eed l\u00fd m\u00e1y t\u00ednh c\u1ee7a h\u1ecd \u0111\u1ec3 x\u00e1c minh v\u00e0 ghi l\u1ea1i c\u00e1c giao d\u1ecbch. Trung b\u00ecnh c\u1ee9 sau 10 ph\u00fat, m\u1ed9t th\u1ee3 \u0111\u00e0o bitcoin c\u00f3 th\u1ec3 x\u00e1c th\u1ef1c c\u00e1c giao d\u1ecbch trong 10 ph\u00fat qua v\u00e0 \u0111\u01b0\u1ee3c th\u01b0\u1edfng b\u1eb1ng bitcoin ho\u00e0n to\u00e0n m\u1edbi. V\u1ec1 c\u01a1 b\u1ea3n, khai th\u00e1c bitcoin ph\u00e2n c\u1ea5p ch\u1ee9c n\u0103ng ph\u00e1t h\u00e0nh v\u00e0 thanh to\u00e1n ti\u1ec1n t\u1ec7 c\u1ee7a m\u1ed9t ng\u00e2n h\u00e0ng trung \u01b0\u01a1ng v\u00e0 thay th\u1ebf s\u1ef1 c\u1ea7n thi\u1ebft c\u1ee7a b\u1ea5t k\u1ef3 ng\u00e2n h\u00e0ng trung \u01b0\u01a1ng n\u00e0o.
Giao th\u1ee9c bitcoin bao g\u1ed3m c\u00e1c thu\u1eadt to\u00e1n t\u00edch h\u1ee3p \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh ch\u1ee9c n\u0103ng khai th\u00e1c tr\u00ean to\u00e0n m\u1ea1ng. \u0110\u1ed9 kh\u00f3 c\u1ee7a nhi\u1ec7m v\u1ee5 x\u1eed l\u00fd m\u00e0 ng\u01b0\u1eddi khai th\u00e1c ph\u1ea3i th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9ng sao cho trung b\u00ecnh c\u1ee9 sau 10 ph\u00fat l\u1ea1i c\u00f3 ng\u01b0\u1eddi th\u00e0nh c\u00f4ng, \u00edt h\u01a1n v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng ng\u01b0\u1eddi khai th\u00e1c (v\u00e0 s\u1ed1 l\u01b0\u1ee3ng x\u1eed l\u00fd) \u0111ang c\u1ea1nh tranh t\u1ea1i b\u1ea5t k\u1ef3 th\u1eddi \u0111i\u1ec3m n\u00e0o. Giao th\u1ee9c n\u00e0y c\u0169ng gi\u1ea3m m\u1ed9t n\u1eeda t\u1ed1c \u0111\u1ed9 t\u1ea1o bitcoin m\u1edbi sau m\u1ed7i 4 n\u0103m v\u00e0 gi\u1edbi h\u1ea1n t\u1ed5ng s\u1ed1 bitcoin s\u1ebd \u0111\u01b0\u1ee3c t\u1ea1o ra \u1edf m\u1ee9c c\u1ed1 \u0111\u1ecbnh ch\u1ec9 d\u01b0\u1edbi 21 tri\u1ec7u \u0111\u1ed3ng. K\u1ebft qu\u1ea3 l\u00e0 s\u1ed1 l\u01b0\u1ee3ng bitcoin \u0111ang l\u01b0u h\u00e0nh tu\u00e2n theo m\u1ed9t \u0111\u01b0\u1eddng cong d\u1ec5 d\u1ef1 \u0111o\u00e1n, \u0111\u1ea1t m\u1ee9c 21 tri\u1ec7u v\u00e0o n\u0103m 2140. Do t\u1ed1c \u0111\u1ed9 ph\u00e1t h\u00e0nh ng\u00e0y c\u00e0ng gi\u1ea3m c\u1ee7a bitcoin, v\u1ec1 l\u00e2u d\u00e0i, \u0111\u1ed3ng bitcoin s\u1ebd gi\u1ea3m ph\u00e1t. H\u01a1n n\u1eefa, bitcoin kh\u00f4ng th\u1ec3 b\u1ecb l\u1ea1m ph\u00e1t b\u1eb1ng c\u00e1ch \u201cin\u201d ti\u1ec1n m\u1edbi cao h\u01a1n v\u00e0 v\u01b0\u1ee3t qu\u00e1 t\u1ef7 l\u1ec7 ph\u00e1t h\u00e0nh d\u1ef1 ki\u1ebfn.
Ngo\u00e0i ra , bitcoin c\u0169ng l\u00e0 t\u00ean c\u1ee7a giao th\u1ee9c, m\u1ed9t m\u1ea1ng ngang h\u00e0ng v\u00e0 m\u1ed9t s\u1ef1 \u0111\u1ed5i m\u1edbi m\u00e1y t\u00ednh ph\u00e2n t\u00e1n. \u0110\u1ed3ng ti\u1ec1n bitcoin th\u1ef1c s\u1ef1 ch\u1ec9 l\u00e0 \u1ee9ng d\u1ee5ng \u0111\u1ea7u ti\u00ean c\u1ee7a ph\u00e1t minh n\u00e0y. Bitcoin \u0111\u1ea1i di\u1ec7n cho \u0111\u1ec9nh cao c\u1ee7a nhi\u1ec1u th\u1eadp k\u1ef7 nghi\u00ean c\u1ee9u v\u1ec1 m\u1eadt m\u00e3 v\u00e0 h\u1ec7 th\u1ed1ng ph\u00e2n t\u00e1n v\u00e0 bao g\u1ed3m b\u1ed1n \u0111\u1ed5i m\u1edbi quan tr\u1ecdng \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi nhau trong m\u1ed9t s\u1ef1 k\u1ebft h\u1ee3p \u0111\u1ed9c \u0111\u00e1o v\u00e0 m\u1ea1nh m\u1ebd. <\/p>\n\n\n\n

Ti\u1ec1n t\u1ec7 k\u1ef9 thu\u1eadt s\u1ed1 tr\u01b0\u1edbc Bitcoin <\/h1>\n\n\n\n

Bitcoin bao g\u1ed3m:
\u2022 M\u1ea1ng ngang h\u00e0ng phi t\u1eadp trung (giao th\u1ee9c bitcoin)
\u2022 S\u1ed5 c\u00e1i giao d\u1ecbch c\u00f4ng khai (chu\u1ed7i kh\u1ed1i)
\u2022 M\u1ed9t t\u1eadp h\u1ee3p c\u00e1c quy t\u1eafc \u0111\u1ec3 x\u00e1c nh\u1eadn giao d\u1ecbch \u0111\u1ed9c l\u1eadp v\u00e0 ph\u00e1t h\u00e0nh ti\u1ec1n t\u1ec7 (quy t\u1eafc h\u1ee3p l\u00fd)
\u2022 M\u1ed9t c\u01a1 ch\u1ebf \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 \u0111\u1ed3ng thu\u1eadn phi t\u1eadp trung to\u00e0n c\u1ea7u tr\u00ean chu\u1ed7i kh\u1ed1i h\u1ee3p l\u1ec7 (thu\u1eadt to\u00e1n Proof-of-Work)
L\u00e0 m\u1ed9t nh\u00e0 ph\u00e1t tri\u1ec3n, t\u00f4i coi bitcoin gi\u1ed1ng nh\u01b0 m\u1ea1ng internet ti\u1ec1n t\u1ec7, m\u1ed9t m\u1ea1ng l\u01b0\u1edbi truy\u1ec1n t\u1ea3i gi\u00e1 tr\u1ecb v\u00e0 \u0111\u1ea3m b\u1ea3o quy\u1ec1n s\u1edf h\u1eefu t\u00e0i s\u1ea3n k\u1ef9 thu\u1eadt s\u1ed1 th\u00f4ng qua t\u00ednh to\u00e1n ph\u00e2n t\u00e1n v\u00e0 r\u1ea5t nhi\u1ec1u \u0111i\u1ec1u c\u1ea7n t\u00ecm hi\u1ec3u v\u1ec1 bitcoin
Trong n\u1ed9i d\u1ee5ng n\u00e0y , ch\u00fang ta s\u1ebd b\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch gi\u1ea3i th\u00edch m\u1ed9t s\u1ed1 kh\u00e1i ni\u1ec7m v\u00e0 thu\u1eadt ng\u1eef ch\u00ednh, nh\u1eadn ph\u1ea7n m\u1ec1m c\u1ea7n thi\u1ebft v\u00e0 s\u1eed d\u1ee5ng bitcoin cho c\u00e1c giao d\u1ecbch \u0111\u01a1n gi\u1ea3n. Trong c\u00e1c n\u1ed9i dung ti\u1ebfp theo, ch\u00fang ta s\u1ebd b\u1eaft \u0111\u1ea7u m\u1edf r\u1ed9ng c\u00e1c l\u1edbp c\u00f4ng ngh\u1ec7 gi\u00fap bitcoin tr\u1edf n\u00ean kh\u1ea3 thi v\u00e0 ki\u1ec3m tra ho\u1ea1t \u0111\u1ed9ng b\u00ean trong c\u1ee7a m\u1ea1ng v\u00e0 giao th\u1ee9c bitcoin.<\/p>\n\n\n\n

S\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a ti\u1ec1n k\u1ef9 thu\u1eadt s\u1ed1 kh\u1ea3 thi c\u00f3 li\u00ean quan ch\u1eb7t ch\u1ebd \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a cryptog crypt raphy. \u0110i\u1ec1u n\u00e0y kh\u00f4ng c\u00f3 g\u00ec \u0111\u00e1ng ng\u1ea1c nhi\u00ean khi ng\u01b0\u1eddi ta xem x\u00e9t nh\u1eefng th\u00e1ch th\u1ee9c c\u01a1 b\u1ea3n li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c bit \u0111\u1ec3 bi\u1ec3u th\u1ecb gi\u00e1 tr\u1ecb c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c trao \u0111\u1ed5i cho h\u00e0ng h\u00f3a v\u00e0 d\u1ecbch v\u1ee5.
C\u00e1c nh\u00e0 ph\u00e1t h\u00e0nh ti\u1ec1n gi\u1ea5y kh\u00f4ng ng\u1eebng chi\u1ebfn \u0111\u1ea5u v\u1edbi v\u1ea5n n\u1ea1n l\u00e0m gi\u1ea3 b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i gi\u1ea5y v\u00e0 c\u00f4ng ngh\u1ec7 in ng\u00e0y c\u00e0ng tinh vi. Ti\u1ec1n v\u1eadt ch\u1ea5t gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 chi ti\u00eau g\u1ea5p \u0111\u00f4i m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng v\u00ec c\u00f9ng m\u1ed9t t\u1edd ti\u1ec1n kh\u00f4ng th\u1ec3 \u1edf hai n\u01a1i c\u00f9ng m\u1ed9t l\u00fac. T\u1ea5t nhi\u00ean, ti\u1ec1n th\u00f4ng th\u01b0\u1eddng c\u0169ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 truy\u1ec1n t\u1ea3i b\u1eb1ng k\u1ef9 thu\u1eadt s\u1ed1. Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p n\u00e0y, v\u1ea5n \u0111\u1ec1 h\u00e0ng gi\u1ea3 v\u00e0 chi ti\u00eau g\u1ea5p \u0111\u00f4i \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1eb1ng c\u00e1ch x\u00f3a t\u1ea5t c\u1ea3 c\u00e1c giao d\u1ecbch \u0111i\u1ec7n t\u1eed th\u00f4ng qua c\u00e1c c\u01a1 quan trung \u01b0\u01a1ng c\u00f3 t\u1ea7m nh\u00ecn to\u00e0n c\u1ea7u v\u1ec1 s\u1ef1 tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t trong l\u01b0u th\u00f4ng. \u0110\u1ed1i v\u1edbi ti\u1ec1n k\u1ef9 thu\u1eadt s\u1ed1, kh\u00f4ng th\u1ec3 t\u1eadn d\u1ee5ng c\u00e1c lo\u1ea1i m\u1ef1c b\u00ed truy\u1ec1n ho\u1eb7c d\u1ea3i ba chi\u1ec1u, m\u1eadt m\u00e3 cung c\u1ea5p c\u01a1 s\u1edf \u0111\u1ec3 tin t\u01b0\u1edfng v\u00e0o t\u00ednh h\u1ee3p ph\u00e1p c\u1ee7a tuy\u00ean b\u1ed1 gi\u00e1 tr\u1ecb c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. C\u1ee5 th\u1ec3, ch\u1eef k\u00fd \u0111i\u1ec7n t\u1eed m\u1eadt m\u00e3 cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng k\u00fd m\u1ed9t t\u00e0i s\u1ea3n k\u1ef9 thu\u1eadt s\u1ed1 ho\u1eb7c giao d\u1ecbch ch\u1ee9ng minh quy\u1ec1n s\u1edf h\u1eefu t\u00e0i s\u1ea3n \u0111\u00f3. V\u1edbi ki\u1ebfn \u200b\u200btr\u00fac \u0111\u01b0\u1ee3c ch\u1ea5p thu\u1eadn, ch\u1eef k\u00fd \u0111i\u1ec7n t\u1eed c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 chi ti\u00eau g\u1ea5p \u0111\u00f4i.
Khi m\u1eadt m\u00e3 b\u1eaft \u0111\u1ea7u tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn v\u00e0 \u0111\u01b0\u1ee3c hi\u1ec3u r\u1ed9ng r\u00e3i h\u01a1n v\u00e0o cu\u1ed1i nh\u1eefng n\u0103m 1980, nhi\u1ec1u nh\u00e0 nghi\u00ean c\u1ee9u b\u1eaft \u0111\u1ea7u c\u1ed1 g\u1eafng s\u1eed d\u1ee5ng m\u1eadt m\u00e3 \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c m\u00f4 h\u00ecnh k\u1ef9 thu\u1eadt s\u1ed1. C\u00e1c d\u1ef1 \u00e1n ti\u1ec1n k\u1ef9 thu\u1eadt s\u1ed1 ban \u0111\u1ea7u n\u00e0y \u0111\u00e3 ph\u00e1t h\u00e0nh ti\u1ec1n k\u1ef9 thu\u1eadt s\u1ed1, th\u01b0\u1eddng \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi ti\u1ec1n t\u1ec7 qu\u1ed1c gia ho\u1eb7c kim lo\u1ea1i qu\u00fd nh\u01b0 v\u00e0ng.
M\u1eb7c d\u00f9 c\u00e1c lo\u1ea1i ti\u1ec1n k\u1ef9 thu\u1eadt s\u1ed1 tr\u01b0\u1edbc \u0111\u00f3 \u0111\u00e3 ho\u1ea1t \u0111\u1ed9ng, nh\u01b0ng ch\u00fang \u0111\u01b0\u1ee3c t\u1eadp trung h\u00f3a v\u00e0 do \u0111\u00f3, r\u1ea5t d\u1ec5 b\u1ecb t\u1ea5n c\u00f4ng b\u1edfi c\u00e1c ch\u00ednh ph\u1ee7 v\u00e0 tin t\u1eb7c. C\u00e1c lo\u1ea1i ti\u1ec1n k\u1ef9 thu\u1eadt s\u1ed1 ban \u0111\u1ea7u s\u1eed d\u1ee5ng m\u1ed9t trung t\u00e2m thanh to\u00e1n b\u00f9 tr\u1eeb trung t\u00e2m \u0111\u1ec3 gi\u1ea3i quy\u1ebft t\u1ea5t c\u1ea3 c\u00e1c giao d\u1ecbch theo chu k\u1ef3 \u0111\u1ec1u \u0111\u1eb7n, gi\u1ed1ng nh\u01b0 m\u1ed9t h\u1ec7 th\u1ed1ng ng\u00e2n h\u00e0ng giao d\u1ecbch. Th\u1eadt kh\u00f4ng may, trong h\u1ea7u h\u1ebft c\u00e1c tr\u01b0\u1eddng h\u1ee3p, nh\u1eefng \u0111\u1ed3ng ti\u1ec1n k\u1ef9 thu\u1eadt s\u1ed1 non tr\u1ebb n\u00e0y \u0111\u00e3 b\u1ecb nh\u1eafm m\u1ee5c ti\u00eau b\u1edfi c\u00e1c ch\u00ednh ph\u1ee7 lo l\u1eafng v\u00e0 cu\u1ed1i c\u00f9ng b\u1ecb ki\u1ec7n t\u1ee5ng. M\u1ed9t s\u1ed1 \u0111\u00e3 th\u1ea5t b\u1ea1i trong nh\u1eefng cu\u1ed9c \u0111\u1ed5 v\u1ee1 ngo\u1ea1n m\u1ee5c khi c\u00f4ng ty m\u1eb9 thanh l\u00fd \u0111\u1ed9t ng\u1ed9t. \u0110\u1ec3 c\u00f3 th\u1ec3 m\u1ea1nh m\u1ebd ch\u1ed1ng l\u1ea1i s\u1ef1 can thi\u1ec7p c\u1ee7a nh\u1eefng k\u1ebb ch\u1ed1ng \u0111\u1ed1i, cho d\u00f9 l\u00e0 ch\u00ednh ph\u1ee7 h\u1ee3p ph\u00e1p hay c\u00e1c ph\u1ea7n t\u1eed t\u1ed9i ph\u1ea1m, th\u00ec c\u1ea7n ph\u1ea3i c\u00f3 m\u1ed9t lo\u1ea1i ti\u1ec1n k\u1ef9 thu\u1eadt s\u1ed1 phi t\u1eadp trung \u0111\u1ec3 tr\u00e1nh m\u1ed9t \u0111i\u1ec3m t\u1ea5n c\u00f4ng duy nh\u1ea5t. Bitcoin l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng nh\u01b0 v\u1eady, \u0111\u01b0\u1ee3c ph\u00e2n c\u1ea5p theo thi\u1ebft k\u1ebf v\u00e0 kh\u00f4ng c\u00f3 b\u1ea5t k\u1ef3 c\u01a1 quan trung \u01b0\u01a1ng ho\u1eb7c \u0111i\u1ec3m ki\u1ec3m so\u00e1t n\u00e0o c\u00f3 th\u1ec3 b\u1ecb t\u1ea5n c\u00f4ng ho\u1eb7c l\u00e0m h\u1ecfng.<\/p>\n\n\n\n

Ba c\u00e2u h\u1ecfi c\u01a1 b\u1ea3n cho b\u1ea5t k\u1ef3 ai ch\u1ea5p nh\u1eadn ti\u1ec1n k\u1ef9 thu\u1eadt s\u1ed1 l\u00e0:<\/p>\n\n\n\n