{"id":27167,"date":"2023-12-07T03:41:56","date_gmt":"2023-12-07T03:41:56","guid":{"rendered":"https:\/\/masterskills.org\/blog\/mat-du-lieu-data-loss-la-gi-dac-diem-va-nguyen-nhan.html"},"modified":"2023-12-22T14:55:12","modified_gmt":"2023-12-22T07:55:12","slug":"mat-du-lieu-data-loss-la-gi-dac-diem-va-nguyen-nhan","status":"publish","type":"post","link":"https:\/\/masterskills.org\/blog\/mat-du-lieu-data-loss-la-gi-dac-diem-va-nguyen-nhan.html","title":{"rendered":"M\u1ea5t d\u1eef li\u1ec7u (Data Loss) l\u00e0 g\u00ec? \u0110\u1eb7c \u0111i\u1ec3m v\u00e0 nguy\u00ean nh\u00e2n"},"content":{"rendered":"
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(\u1ea2nh minh h\u1ecda: Backup everything)<\/p>\n<\/figcaption><\/figure>\n

M\u1ea5t d\u1eef li\u1ec7u<\/span><\/font><\/h2>\n

Kh\u00e1i ni\u1ec7m<\/b><\/p>\n

M\u1ea5t d\u1eef li\u1ec7u<\/span> <\/b>trong ti\u1ebfng Anh l\u00e0 Data Loss.<\/b><\/p>\n

M\u1ea5t d\u1eef li\u1ec7u<\/span><\/b> x\u1ea3y ra khi th\u00f4ng tin c\u00f3 gi\u00e1 tr\u1ecb ho\u1eb7c nh\u1ea1y c\u1ea3m tr\u00ean m\u00e1y t\u00ednh b\u1ecb x\u00e2m nh\u1eadp do \u0111\u00e1nh c\u1eafp th\u00f4ng tin, l\u1ed7i c\u1ee7a con ng\u01b0\u1eddi, virus, ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i ho\u1eb7c do m\u1ea5t \u0111i\u1ec7n \u0111\u1ed9t ng\u1ed9t.\u00a0<\/p>\n

M\u1ea5t d\u1eef li\u1ec7u<\/span> c\u0169ng c\u00f3 th\u1ec3 x\u1ea3y ra do thi\u1ec7t h\u1ea1i v\u1eadt l\u00ed ho\u1eb7c h\u1ecfng h\u00f3c c\u01a1 h\u1ecdc.<\/p>\n

Nh\u1eefng l\u00ed do ch\u00ednh d\u1eabn \u0111\u1ebfn m\u1ea5t d\u1eef li\u1ec7u<\/span> l\u00e0 do tr\u1ed9m c\u1eafp m\u00e1y t\u00ednh x\u00e1ch tay, v\u00f4 t\u00ecnh x\u00f3a ho\u1eb7c ghi \u0111\u00e8 l\u00ean c\u00e1c t\u1eadp tin, m\u1ea5t \u0111i\u1ec7n \u0111\u1ed9t ng\u1ed9t, ch\u1ea5t l\u1ecfng b\u1ecb \u0111\u1ed5 v\u00e0 s\u1ef1 hao m\u00f2n ho\u1eb7c h\u1ecfng \u1ed5 c\u1ee9ng \u0111\u1ed9t ng\u1ed9t.<\/p>\n

Th\u01b0\u1eddng xuy\u00ean sao l\u01b0u c\u00e1c t\u1eadp tin gi\u00fap ph\u1ee5c h\u1ed3i d\u1eef li\u1ec7u trong tr\u01b0\u1eddng h\u1ee3p m\u1ea5t d\u1eef li\u1ec7u<\/span>.<\/p>\n

\u0110\u1ed1i v\u1edbi d\u1eef li\u1ec7u ch\u01b0a \u0111\u01b0\u1ee3c sao l\u01b0u nh\u01b0ng b\u1ecb th\u1ea5t tho\u00e1t, c\u00e1c d\u1ecbch v\u1ee5 c\u00f3 th\u1ec3 kh\u00f4i ph\u1ee5c d\u1eef li\u1ec7u \u0111\u00e3 b\u1ecb th\u1ea5t tho\u00e1t.<\/p>\n

M\u00e1y ch\u1ee7 c\u0169ng c\u00f3 th\u1ec3 b\u1ecb m\u1ea5t d\u1eef li\u1ec7u<\/span> gi\u1ed1ng nh\u01b0 m\u00e1y t\u00ednh c\u00e1 nh\u00e2n v\u00e0 thi\u1ebft b\u1ecb kh\u00e1c.<\/p>\n

\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a m\u1ea5t d\u1eef li\u1ec7u<\/span><\/font><\/h3>\n

C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng l\u1eeba \u0111\u1ea3o l\u00e0 ngu\u1ed3n ph\u00e1t sinh virus m\u00e1y t\u00ednh v\u00e0 ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i x\u00e2m nh\u1eadp v\u00e0o m\u00e1y t\u00ednh v\u00e0 d\u1eabn \u0111\u1ebfn m\u1ea5t d\u1eef li\u1ec7u<\/span>.<\/b><\/p>\n

Nh\u1eefng k\u1ebb t\u1ea5n c\u00f4ng c\u0169ng c\u00f3 th\u1ec3 m\u00e3 h\u00f3a d\u1eef li\u1ec7u v\u00e0 gi\u1eef l\u00e0m con tin cho \u0111\u1ebfn khi ng\u01b0\u1eddi d\u00f9ng tr\u1ea3 ti\u1ec1n chu\u1ed9c \u0111\u1ec3 l\u1ea5y kh\u00f3a gi\u1ea3i m\u00e3.<\/p>\n

Lu\u00f4n c\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m ch\u1ed1ng virus gi\u00fap b\u1ea3o v\u1ec7, ch\u1ed1ng l\u1ea1i c\u00e1c l\u1ed7 h\u1ed5ng ph\u1ea7n m\u1ec1m, nh\u01b0ng c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng l\u1eeba \u0111\u1ea3o \u0111\u00f4i l\u00fac kh\u00f4ng th\u1ec3 ng\u0103n ch\u1eb7n \u0111\u01b0\u1ee3c b\u1eb1ng ph\u1ea7n m\u1ec1m ch\u1ed1ng virus.<\/p>\n

Do \u0111\u00f3, bi\u1ec7n ph\u00e1p ph\u00f2ng v\u1ec7 t\u1ed1t l\u00e0 cho m\u1ecdi ng\u01b0\u1eddi hi\u1ec3u v\u1ec1 b\u1ea3n ch\u1ea5t c\u1ee7a c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng n\u00e0y \u0111\u1ec3 h\u1ecd \u00edt c\u00f3 kh\u1ea3 n\u0103ng tr\u1edf th\u00e0nh n\u1ea1n nh\u00e2n. V\u00ed d\u1ee5: th\u1eadn tr\u1ecdng khi nh\u1ea5p v\u00e0o li\u00ean k\u1ebft email v\u00e0 t\u1ea3i xu\u1ed1ng t\u1ec7p \u0111\u00ednh k\u00e8m c\u00f3 th\u1ec3 gi\u00fap ng\u0103n ng\u1eeba m\u1ea5t d\u1eef li\u1ec7u<\/span>.<\/p>\n

Nguy\u00ean nh\u00e2n g\u00e2y m\u1ea5t d\u1eef li\u1ec7u<\/span><\/font><\/h3>\n

M\u1ea5t d\u1eef li\u1ec7u<\/span><\/b> x\u1ea3y ra do nh\u1eefng nguy\u00ean nh\u00e2n th\u01b0\u1eddng g\u1eb7p d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n

– S\u1ef1 m\u1ea5t \u0111i\u1ec7n \u0111\u1ed9t ng\u1ed9t l\u00e0m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u00e1y t\u00ednh, khi\u1ebfn h\u1ec7 \u0111i\u1ec1u h\u00e0nh ng\u1eebng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9t ng\u1ed9t m\u00e0 kh\u00f4ng tu\u00e2n theo c\u00e1c qui tr\u00ecnh th\u00edch h\u1ee3p.<\/p>\n

– H\u01b0 h\u1ecfng t\u1eadp tin c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi\u1ec7c kh\u00f4ng th\u1ec3 kh\u1edfi \u0111\u1ed9ng l\u1ea1i m\u00e1y t\u00ednh.<\/p>\n

– Ch\u1ea5t l\u1ecfng tr\u00e0n v\u00e0o b\u00e0n ph\u00edm m\u00e1y t\u00ednh x\u00e1ch tay c\u00f3 th\u1ec3 th\u1ea5m v\u00e0o v\u1ecf v\u00e0 l\u00e0m h\u1ecfng c\u00e1c b\u1ed9 ph\u1eadn b\u00ean trong m\u00e1y, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong tr\u01b0\u1eddng h\u1ee3p \u0111\u1ed3 u\u1ed1ng c\u00f3 t\u00ednh axit ho\u1eb7c \u0111\u01b0\u1eddng. Do \u0111\u00f3, lu\u00f4n gi\u1eef ch\u1ea5t l\u1ecfng c\u00e1ch xa m\u00e1y t\u00ednh x\u00e1ch tay ho\u1eb7c s\u1eed d\u1ee5ng c\u1ed1c du l\u1ecbch ch\u1ed1ng tr\u00e0n.<\/p>\n

– \u1ed4 \u0111\u0129a c\u1ee9ng c\u00f3 c\u00e1c b\u1ed9 ph\u1eadn chuy\u1ec3n \u0111\u1ed9ng c\u00f3 th\u1ec3 g\u1eb7p s\u1ef1 c\u1ed1 c\u01a1 h\u1ecdc do hao m\u00f2n, do qu\u00e1 n\u00f3ng, b\u1ecb ph\u00f3ng t\u0129nh \u0111i\u1ec7n ho\u1eb7c b\u1ecb r\u01a1i.<\/p>\n

– \u1ed4 \u0111\u0129a c\u0169ng c\u00f3 th\u1ec3 h\u01b0 h\u1ecfng do h\u1ecfng t\u1ec7p, \u0111\u1ecbnh d\u1ea1ng \u1ed5 \u0111\u0129a kh\u00f4ng \u0111\u00fang ho\u1eb7c h\u1ecfng ph\u1ea7n m\u1ec1m. \u1ed4 \u0111\u0129a c\u1ee9ng c\u00f3 th\u1ec3 b\u1ecb h\u1ecfng v\u00e0 m\u1ea5t d\u1eef li\u1ec7u<\/span> \u0111\u1ed9t ng\u1ed9t ho\u1eb7c ch\u00fang c\u00f3 th\u1ec3 c\u00f3 d\u1ea5u hi\u1ec7u b\u1ecb h\u1ecfng ch\u1eadm, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u1ecb h\u1ecfng li\u00ean t\u1ee5c, ng\u00e0y c\u00e0ng ch\u1eadm ho\u1eb7c t\u1ea1o ra ti\u1ebfng \u1ed3n b\u1ea5t th\u01b0\u1eddng.<\/p>\n

Sao l\u01b0u d\u1eef li\u1ec7u \u1ed5 c\u1ee9ng th\u01b0\u1eddng xuy\u00ean gi\u00fap b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i h\u00ecnh th\u1ee9c m\u1ea5t d\u1eef li\u1ec7u<\/span> n\u00e0y.<\/p>\n

V\u00ed d\u1ee5: m\u1ed9t c\u00e1 nh\u00e2n c\u00f3 th\u1ec3 sao l\u01b0u c\u00e1c t\u1ec7p c\u00e1 nh\u00e2n c\u1ee7a m\u00ecnh t\u1eeb m\u00e1y t\u00ednh \u0111\u1ec3 b\u00e0n v\u00e0o c\u1ea3 \u1ed5 c\u1ee9ng ngo\u00e0i v\u00e0 \u0111i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y. D\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef \u1edf ba n\u01a1i s\u1ebd gi\u1ea3m c\u00e1c r\u1ee7i ro m\u1ea5t d\u1eef li\u1ec7u.<\/p>\n

(Theo Investopedia<\/i>)<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"

\n M\u1ea5t d\u1eef li\u1ec7u (ti\u1ebfng Anh: Data Loss) x\u1ea3y ra khi th\u00f4ng tin c\u00f3 gi\u00e1 tr\u1ecb ho\u1eb7c nh\u1ea1y c\u1ea3m tr\u00ean m\u00e1y t\u00ednh b\u1ecb x\u00e2m nh\u1eadp do \u0111\u00e1nh c\u1eafp th\u00f4ng tin, l\u1ed7i c\u1ee7a con ng\u01b0\u1eddi, virus, ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i ho\u1eb7c do m\u1ea5t \u0111i\u1ec7n \u0111\u1ed9t ng\u1ed9t.\n <\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[415],"tags":[],"_links":{"self":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/27167"}],"collection":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/comments?post=27167"}],"version-history":[{"count":0,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/27167\/revisions"}],"wp:attachment":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/media?parent=27167"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/categories?post=27167"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/tags?post=27167"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}