{"id":850,"date":"2019-07-01T12:13:58","date_gmt":"2019-07-01T12:13:58","guid":{"rendered":"http:\/\/kevinbk.com\/\/?p=850"},"modified":"2019-07-01T12:13:59","modified_gmt":"2019-07-01T12:13:59","slug":"tudo-sobre-bitcoins-criptomoedas","status":"publish","type":"post","link":"https:\/\/kevinbk.com\/vi\/tat-ca-ve-bitcoin-tien-dien-tu\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn v\u1ec1 Bitcoin - B\u1ea1n c\u00f3 th\u1ec3 ki\u1ebfm ti\u1ec1n b\u1eb1ng ti\u1ec1n \u0111i\u1ec7n t\u1eed kh\u00f4ng?"},"content":{"rendered":"

H\u00f4m nay ch\u00fang ta s\u1ebd n\u00f3i v\u1ec1 m\u1ed9t c\u00e1ch ph\u1ed5 bi\u1ebfn \u0111\u1ec3 t\u1ea1o ra ti\u1ec1n tr\u00ean internet li\u00ean quan \u0111\u1ebfn bitcoin ti\u1ec1n \u0111i\u1ec7n t\u1eed n\u1ed5i ti\u1ebfng. n\u00f3 c\u00f3 th\u1ef1c s\u1ef1 d\u1ec5 d\u00e0ng l\u00e0m ra ti\u1ec1n<\/a> v\u1edbi bitcoin? M\u1ecdi th\u1ee9 b\u1ea1n c\u1ea7n bi\u1ebft v\u1ec1 nh\u1eefng \u0111\u1ed3ng ti\u1ec1n n\u00e0y s\u1ebd c\u00f3 trong b\u00e0i vi\u1ebft n\u00e0y. <\/p>\n\n\n\n\n\n\n\n\n\n\n\n<\/pre>\n\n\n\n

T\u1ea1i sao bitcoin l\u1ea1i \u0111\u1eaft nh\u01b0 v\u1eady?<\/strong><\/h2>\n\n\n\n

Trong th\u1eddi gian ra \u0111\u1eddi, bitcoin c\u00f3 gi\u00e1 r\u1ea5t th\u1ea5p v\u00e0 th\u1eadm ch\u00ed c\u00f2n \u0111\u01b0\u1ee3c t\u1eb7ng mi\u1ec5n ph\u00ed \u0111\u1ec3 khuy\u1ebfn kh\u00edch m\u1ecdi ng\u01b0\u1eddi s\u1eed d\u1ee5ng. Theo th\u1eddi gian, th\u1ecb tr\u01b0\u1eddng ch\u1ee3 \u0111en v\u00e0 nh\u1eefng ng\u01b0\u1eddi mu\u1ed1n giao d\u1ecbch m\u00e0 kh\u00f4ng b\u1ecb ch\u00ednh ph\u1ee7 theo d\u00f5i b\u1eaft \u0111\u1ea7u s\u1eed d\u1ee5ng \u0111\u1ed3ng ti\u1ec1n n\u00e0y, \u0111i\u1ec1u n\u00e0y \u0111\u00e3 l\u00e0m t\u0103ng \u0111\u00e1ng k\u1ec3 cung v\u00e0 c\u1ea7u. <\/p>\n\n\n\n

M\u1ecdi th\u1ee9 khan hi\u1ebfm v\u00e0 c\u00f3 gi\u00e1 tr\u1ecb \u0111\u1ec1u \u0111\u1eaft ti\u1ec1n. V\u1ea5n \u0111\u1ec1 l\u1edbn l\u00e0 \u0111\u1ed3ng ti\u1ec1n n\u00e0y l\u00ean xu\u1ed1ng th\u1ea5t th\u01b0\u1eddng, theo nh\u01b0 c\u00e1c chuy\u00ean gia ph\u00e2n t\u00edch v\u1ec1 s\u1ef1 t\u0103ng tr\u01b0\u1edfng c\u1ee7a n\u00f3, th\u00ec t\u01b0\u01a1ng lai c\u1ee7a n\u00f3 l\u00e0 kh\u00f4ng ch\u1eafc ch\u1eafn, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1edbi s\u1ed1 l\u01b0\u1ee3ng ng\u00e0y c\u00e0ng t\u0103ng c\u1ee7a ti\u1ec1n \u0111i\u1ec7n t\u1eed. <\/p>\n\n\n\n

\"Bitcoins<\/figure><\/div>\n\n\n\n

Gi\u00e1 tr\u1ecb v\u00e0 s\u1ef1 bi\u1ebfn \u0111\u1ed5i c\u1ee7a n\u00f3 c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i th\u00edch b\u1edfi th\u1ef1c t\u1ebf r\u1eb1ng bitcoin l\u00e0 m\u1ed9t lo\u1ea1i ti\u1ec1n t\u1ec7 t\u1ef1 tr\u1ecb, kh\u00f4ng c\u00f3 s\u1ef1 ki\u1ec3m so\u00e1t c\u1ee7a c\u00e1c ng\u00e2n h\u00e0ng ho\u1eb7c ch\u00ednh ph\u1ee7. Bitcoin ch\u1ec9 l\u00e0 m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng m\u00e0 m\u1ecdi ng\u01b0\u1eddi v\u00e0 c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 s\u1eb5n s\u00e0ng tr\u1ea3 gi\u00e1 \u0111\u1eaft. N\u00f3 gi\u1ed1ng nh\u01b0 c\u01a1n s\u1ed1t v\u00e0ng. <\/p>\n\n\n\n

S\u1eed d\u1ee5ng bitcoin c\u00f3 b\u1ea5t h\u1ee3p ph\u00e1p kh\u00f4ng?<\/h2>\n\n\n\n

Kh\u00f4ng, bitcoin kh\u00f4ng b\u1ecb c\u1ea5m ho\u1eb7c b\u1ea5t h\u1ee3p ph\u00e1p. B\u1ea5t k\u1ef3 ai c\u0169ng c\u00f3 th\u1ec3 ch\u1ea5p nh\u1eadn n\u00f3 t\u1ea1i c\u01a1 s\u1edf c\u1ee7a h\u1ecd nh\u01b0 m\u1ed9t ph\u01b0\u01a1ng th\u1ee9c thanh to\u00e1n m\u00e0 kh\u00f4ng g\u1eb7p b\u1ea5t k\u1ef3 v\u1ea5n \u0111\u1ec1 g\u00ec. S\u1ef1 th\u1eadt l\u00e0 kh\u00f4ng c\u00f3 quy \u0111\u1ecbnh n\u00e0o v\u1ec1 ti\u1ec1n \u0111i\u1ec7n t\u1eed, m\u1eb7c d\u00f9 ch\u00ednh ph\u1ee7 \u0111ang c\u1ed1 g\u1eafng th\u00fac \u0111\u1ea9y c\u00e1c quy \u0111\u1ecbnh v\u1ec1 n\u00f3, nh\u01b0ng kh\u00f4ng c\u00f3 nhi\u1ec1u vi\u1ec7c ph\u1ea3i l\u00e0m. <\/p>\n\n\n\n

Ng\u00e0y nay bitcoin h\u1ea7u h\u1ebft \u0111\u1ec1u c\u00f3 th\u1ec3 truy xu\u1ea5t ngu\u1ed3n g\u1ed1c, v\u00ec v\u1eady vi\u1ec7c s\u1eed d\u1ee5ng bitcoin trong bu\u00f4n b\u00e1n ho\u1eb7c r\u1eeda ti\u1ec1n ng\u00e0y c\u00e0ng tr\u1edf n\u00ean kh\u00f4ng kh\u1ea3 thi. N\u00f3 v\u1eabn l\u00e0 m\u1ed9t lo\u1ea1i ti\u1ec1n r\u1ea5t \u0111\u01b0\u1ee3c \u01b0a th\u00edch, v\u00ec t\u00ednh b\u1ea3o m\u1eadt c\u1ee7a n\u00f3, nh\u01b0ng kh\u00f4ng c\u00f3 g\u00ec kh\u00e1c bi\u1ec7t so v\u1edbi \u0111\u1ed3ng \u0111\u00f4 la ho\u1eb7c c\u00e1c lo\u1ea1i ti\u1ec1n t\u1ec7 kh\u00e1c m\u00e0 k\u1ebb gian s\u1eed d\u1ee5ng. <\/p>\n\n\n\n

\"Bitcoins<\/figure><\/div>\n\n\n\n

T\u1ea5t c\u1ea3 c\u00e1c giao d\u1ecbch \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef tr\u00ean blockchain. D\u1eef li\u1ec7u n\u00e0y \u0111\u01b0\u1ee3c c\u00f4ng khai v\u00e0 b\u1ea5t k\u1ef3 ai c\u0169ng c\u00f3 th\u1ec3 truy c\u1eadp. Tuy nhi\u00ean, ID ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0\u1ee3c gi\u1eef b\u00ed m\u1eadt. B\u1ea1n l\u01b0u tr\u1eef bitcoin trong m\u1ed9t v\u00ed ti\u1ec1n \u0111i\u1ec7n t\u1eed k\u1ef9 thu\u1eadt s\u1ed1 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 v\u00ed ti\u1ec1n. N\u00f3 c\u00f3 th\u1ec3 an to\u00e0n ho\u1eb7c nguy hi\u1ec3m, tin t\u1eb7c lu\u00f4n t\u00ecm c\u00e1ch \u0111\u1ec3 \u0111\u00e1nh c\u1eafp bitcoin, nh\u01b0ng c\u00f3 r\u1ea5t nhi\u1ec1u v\u00ed an to\u00e0n. <\/p>\n\n\n\n

Ai \u0111\u00e3 t\u1ea1o ra Bitcoin v\u00e0 ti\u1ec1n \u0111i\u1ec7n t\u1eed?<\/h2>\n\n\n\n

Bitcoin l\u00e0 m\u1ed9t trong nh\u1eefng lo\u1ea1i ti\u1ec1n \u0111i\u1ec7n t\u1eed \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1edfi Satoshi \u1ea9n danh. \u00d4ng \u0111\u00e3 cung c\u1ea5p \u0111\u1ed3ng ti\u1ec1n n\u00e0y d\u01b0\u1edbi d\u1ea1ng m\u00e3 ngu\u1ed3n m\u1edf, b\u1eaft \u0111\u1ea7u t\u1ea1o ra nhi\u1ec1u \u0111\u1ed3ng ti\u1ec1n kh\u00e1c, m\u1ed7i lo\u1ea1i \u0111\u1ec1u c\u00f3 m\u1ee5c \u0111\u00edch ri\u00eang. <\/p>\n\n\n\n

Kh\u00e1i ni\u1ec7m ti\u1ec1n \u0111i\u1ec7n t\u1eed l\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp v\u00e0o n\u0103m 1998 b\u1edfi Wei Dai trong m\u1ed9t danh s\u00e1ch g\u1eedi th\u01b0 cybherpunks. M\u1ee5c ti\u00eau lu\u00f4n l\u00e0 c\u00f3 ti\u1ec1n n\u1eb1m trong s\u1ef1 ki\u1ec3m so\u00e1t c\u1ee7a ch\u00ednh ng\u01b0\u1eddi \u0111\u00f3 ch\u1ee9 kh\u00f4ng ph\u1ea3i c\u1ee7a ch\u00ednh ph\u1ee7. <\/p>\n\n\n\n

\"Bitcoins<\/figure><\/div>\n\n\n\n

T\u00f4i \u0111\u00e3 vi\u1ebft m\u1ed9t b\u00e0i b\u00e1o n\u00f3i m\u1ed9t ch\u00fat v\u1ec1 Satoshi v\u00e0 l\u1ecbch s\u1eed c\u1ee7a bitcoin tr\u00ean trang kh\u00e1c c\u1ee7a t\u00f4i, v\u0103n h\u00f3a Nh\u1eadt B\u1ea3n Suki Desu. B\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ecdc b\u00e0i vi\u1ebft v\u1ec1 Satoshi nh\u1ea5p v\u00e0o \u0111\u00e2y<\/a><\/strong>. <\/p>\n\n\n\n

Khai th\u00e1c l\u00e0 g\u00ec v\u00e0 n\u00f3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/h2>\n\n\n\n

Ngo\u00e0i ng\u01b0\u1eddi mua v\u00e0 ng\u01b0\u1eddi b\u00e1n, c\u00e1c giao d\u1ecbch c\u1ea7n \u0111\u01b0\u1ee3c gi\u1ea3i m\u00e3. T\u00e1c v\u1ee5 n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 khai th\u00e1c v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1edfi b\u1ea5t k\u1ef3 ai c\u00f3 m\u00e1y t\u00ednh, th\u01b0\u1eddng l\u00e0 m\u1ea1nh m\u1ebd. <\/p>\n\n\n\n

Nh\u1eefng ng\u01b0\u1eddi gi\u00fap gi\u1ea3i m\u00e3 c\u00e1c \u0111\u1ed3ng ti\u1ec1n ki\u1ebfm \u0111\u01b0\u1ee3c m\u1ed9t t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m nh\u1ecf t\u1eeb giao d\u1ecbch. Vi\u1ec7c gi\u1ea3i m\u00e3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u1ef1 \u0111\u1ed9ng, s\u1eed d\u1ee5ng t\u1ea5t c\u1ea3 s\u1ee9c m\u1ea1nh c\u1ee7a h\u00e0ng ngh\u00ecn m\u00e1y \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00e1p. <\/p>\n\n\n\n

\"Bitcoins<\/figure><\/div>\n\n\n\n

M\u1ed9t s\u1ed1 \u0111\u1ea7u t\u01b0 m\u1ea1nh v\u00e0o c\u00e1c m\u00e1y khai th\u00e1c c\u00f3 ph\u1ea7n c\u1ee9ng si\u00eau m\u1ea1nh v\u00e0 t\u1ed1n r\u1ea5t nhi\u1ec1u ti\u1ec1n, nh\u01b0ng c\u00f3 th\u1ec3 t\u1ea1o ra nhi\u1ec1u thu nh\u1eadp trong th\u00e1ng ch\u1ec9 khi khai th\u00e1c, m\u1eb7c d\u00f9 h\u00f3a \u0111\u01a1n n\u0103ng l\u01b0\u1ee3ng cao. <\/p>\n\n\n\n

Ngay c\u1ea3 nh\u1eefng chi\u1ebfc card \u0111\u1ed3 h\u1ecda c\u0169ng tr\u1edf n\u00ean \u0111\u1eaft h\u01a1n sau khi m\u1ecdi ng\u01b0\u1eddi ph\u00e1t hi\u1ec7n ra r\u1eb1ng c\u00f3 th\u1ec3 khai th\u00e1c b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng s\u1ee9c m\u1ea1nh c\u1ee7a card \u0111\u1ed3 h\u1ecda. C\u00e1c trang web c\u0169ng \u0111ang s\u1eed d\u1ee5ng m\u00e1y t\u00ednh c\u1ee7a kh\u00e1ch truy c\u1eadp \u0111\u1ec3 khai th\u00e1c, v\u00ec v\u1eady h\u00e3y c\u1ea9n th\u1eadn v\u1edbi c\u00e1c trang web s\u1eed d\u1ee5ng nhi\u1ec1u b\u1ed9 x\u1eed l\u00fd v\u00e0 RAM tr\u00ean m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n. <\/p>\n\n\n\n

L\u00e0m c\u00e1ch n\u00e0o \u0111\u1ec3 NH\u1eacN bitcoin?<\/h2>\n\n\n\n

V\u00ec Bitcoin hi\u1ec7n \u0111ang r\u1ea5t \u0111\u1eaft n\u00ean m\u1ecdi ng\u01b0\u1eddi th\u1ef1c hi\u1ec7n c\u00e1c giao d\u1ecbch b\u1eb1ng nh\u1eefng ph\u1ea7n nh\u1ecf c\u1ee7a bitcoin \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 satoshi. Nh\u1eefng ph\u00e2n s\u1ed1 n\u00e0y t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi xu, nh\u01b0ng gi\u00e1 tr\u1ecb th\u01b0\u1eddng nh\u1ecf h\u01a1n 0,01. <\/p>\n\n\n\n

B\u1ea1n c\u00f3 th\u1ec3 nh\u1eadn bitcoin theo nhi\u1ec1u c\u00e1ch kh\u00e1c nhau. Ch\u00fang t\u00f4i c\u00f3 th\u1ec3 li\u1ec7t k\u00ea m\u1ed9t s\u1ed1 c\u00e1ch d\u01b0\u1edbi \u0111\u00e2y: <\/p>\n\n\n\n