H??m nay H?????ng d???n m??y t??nh s??? H?????ng d???n Kh??i ph???c l???ch s??? duy???t website c???a b???n khi ???? b??? x??a , ho???c k??? x???u n??o ???? truy c???p v??o m??y t??nh c???a b???n ????? ????nh c???p d??? li???u v?? x??a l???ch x??? t??m k???m c???a b???n ??i m???t…

Trang How To Geek ???? c??ng ??i???m qua nh???ng c??ch ????? t??m l???i danh s??ch l???ch s??? duy???t web ???? b??? x??a c??ng nh?? c??ch ????? ph??ng ch???ng ng?????i kh??c t??m ra l???ch s??? l?????t web c???a b???n, Kh??i ph???c l???ch s??? duy???t website.

Xem l???ch s??? duy???t web ???? b??? x??a tr??n t??i kho???n Google

Sau khi nh???n Ctrl + H v?? ch???n x??a h???t l???ch s??? duy???t web tr??n tr??nh duy???t Chrome, b???n ch???t nh??? ra r???ng c?? v??i trang kh?? quan tr???ng m?? ch??a k???p??l??u bookmark. M??nh ???? th??? x??a h???t d??? li???u duy???t web, nh???n Ctrl + F5, t???t v?? kh???i ?????ng l???i tr??nh duy???t Chrome khi th??? d??ng c??ch n??y v?? v???n xem ???????c l???ch s??? nh???ng trang web m??nh ???? truy c???p.

C??ch l??m kh?? ????n gi???n, tuy nhi??n b???n ph???i ????ng nh???p t??i kho???n Google tr??n Chrome tr?????c ????:

R???i truy c???p v??o link??https://myactivity.google.com/myactivity, ????ng nh???p t??i kho???n Google ???? ????ng nh???p tr??n Chrome. T???i ????y b???n s??? nh???n ???????c t???t c??? c??c ho???t ?????ng tr??n tr??nh duy???t Chrome c???a m??nh, bao g???m c??? l???ch s??? duy???t web. Nh???ng d??? li???u n??y ch??? b???n (ho???c ng?????i bi???t t??i kho???n c???a b???n) m???i c?? th??? xem ???????c.

V?? th???, gi??? b???n c?? th?????x??a s???ch l???ch s??? duy???t web??tr??n tr??nh duy???t ????? ng?????i kh??c kh??ng bi???t b???n l??m g?? khi l?????t web, nh??ng v???n c?? th??? t??m l???i khi c???n nh??? t??i kho???n Google c???a m??nh.

Kh??i ph???c c??c file ???? b??? x??a

C??ng gi???ng nh?? c??c d??? li???u kh??c tr??n m??y vi t??nh, l???ch s??? tr??nh duy???t c???a b???n s??? ???????c l??u l???i d?????i d???ng file. X??a l???ch s??? tr??nh duy???t ????n gi???n ch??? l?? x??a c??c file n??y kh???i ??? c???ng. N???u s??? d???ng c??c bi???n ph??p h???i ph???c file (v?? d??? nh?? ph???n m???m Recuva), kh??? n??ng h???i ph???c l???ch s??? tr??nh duy???t c???a b???n sau khi b??? x??a l?? ho??n to??n c?? th???. B???n ch??? c???n bi???t r?? v??? tr?? ?????t l???ch s??? tr??nh duy???t m?? th??i.

Kh??i ph???c l???ch s??? duy???t website c???a b???n khi ???? b??? x??a

C??c file l???ch s??? tr??nh duy???t s??? ???????c l??u t???i c??c v??? tr?? sau:

Internet Explorer:??C:\Users\Administrator??[t??n user]\AppData\Local\Microsoft\Windows\History

Mozilla Firefox:??C:\Users\Administrator??[t??n user]\AppData\Roaming\Mozilla\Firefox\Profiles

Google Chrome:????C:\Users\Administrator??[t??n user]\AppData\Local\Google\Chrome\User Data\Default

B???n ch??? c???n thay b???ng t??n t??i kho???n Windows ??ang s??? d???ng. Sau ????, s??? d???ng c??c ph???n m???m h???i ph???c ????? h???i ph???c l???i c??c file n??y. Khi duy???t t??m c??c th?? m???c n??y, b???n n??n b???t ch??? ????? hi???n th??? file ???n c???a Windows.

N???u s??? d???ng ??? c???ng th??? r???n, b???n s??? kh??ng th??? ph???c h???i l???i th??ng tin theo c??ch n??y, b???i khi x??a d??? li???u, ??? c???ng th??? r???n lu??n lu??n x??a ho??n to??n c??c bit ???? ???????c ghi l??n ??? c???ng. Tr??n ??? c???ng c?? h???c (v???n kh??ng x??a ho??n to??n d??? li???u m?? ch??? ????nh d???u cho ph??p ghi ???? l??n v??ng d??? li???u ???? b??? x??a),??b???n c??ng kh?? c?? th??? ph???c h???i theo c??ch n??y n???u g???p tr?????ng h???p c?? qu?? nhi???u d??? li???u m???i ???????c ghi ???? v??o c??c v??ng d??? li???u ???? b??? ????nh d???u x??a.

Xem b??? nh??? t???m DNS (DNS Cache)

M??y vi t??nh c???a b???n s??? s??? d???ng c??c m??y ch??? DNS ????? ph??n gi???i t??n mi???n (v?? d???: Huongdanmaytinh.com) th??nh ?????a ch??? IP??(v?? d???: 123.30.174.152). Khi truy c???p, y??u c???u c???a b???n s??? ???????c l??u trong b??? nh??? DNS. Ngay c??? khi b???n x??a l???ch s??? tr??n tr??nh duy???t, b??? nh??? t???m DNS c??ng s??? kh??ng b??? ???nh h?????ng.

Nh???m t??m ra c??c ?????a ch??? ???? ???????c l??u trong b??? nh??? t???m, h??y m?????Command Prompt??tr??n Windows b???ng c??ch nh???n ph??m??Windows + R??v?? nh???p “cmd” r???i nh???n??Enter.

Tr??n c???a s??? Command Prompt, g?? v??o c??u l???nh sau ????y:

ipconfig /displaydns

Nh?? b???n c?? th??? th???y trong h??nh d?????i ????y, b??? nh??? t???m DNS h?? l??? r???ng ng?????i vi???t v???a truy c???p v??o??Huongdanmaytinh.com

Kh??i ph???c l???ch s??? duy???t website c???a b???n khi ???? b??? x??a

Bi???n ph??p n??y c??ng c?? m???t s??? nh?????c ??i???m. Tr?????c h???t, kh??ng ch??? c?? tr??nh duy???t m?? r???t nhi???u ph???n m???m kh??c c??ng s??? k??ch ho???t c??c y??u c???u t??m ?????a ch??? IP cho t??n mi???n: game online, c??c ph???n m???m chat, ph???n m???m email, qu?? tr??nh c???p nh???t ???ng d???ng??? N??i c??ch kh??c, b???t k?? ???ng d???ng n??o truy c???p v??o Internet c??ng s??? k??ch ho???t DNS, t???o ra m???t danh s??ch r???t d??i khi ch???y c??u l???nh ipconfig/displaydns, trong ???? c?? bao g???m r???t nhi???u ?????a ch??? web m?? tr??nh duy???t c???a b???n kh??ng h??? truy c???p v??o.

Kh??i ph???c l???ch s??? duy???t website c???a b???n khi ???? b??? x??a

V?? d???, trong h??nh tr??n, d?? ng?????i d??ng ch??? truy c???p v??o gmail.com (khi b??? nh??? t???m DNS v???n c??n tr???ng), m??y t??nh v???n s??? th???c hi???n c??c k???t n???i t???i m???t s??? ?????a ch??? kh??c thu???c v??? Google.

Nh?????c ??i???m th??? 2 c???a c??ch l??m n??y l?? danh s??ch n??y s??? ch??? ch???a c??c t??n mi???n v?? ?????a ch??? IP m?? b???n ???? k???t n???i, song l???i kh??ng ti???t l??? r?? ???????c n???i dung c??? th??? c???a t???ng trang ???? xem.

V???y, l??m th??? n??o ????? x??a b??? ho??n to??n b??? nh??? t???m DNS? R???t ????n gi???n, h??y ch???y c??u l???nh sau trong??Command Prompt:

ipconfig /flushdns

Xem b???n ghi ch?? (Log) c???a b??? ?????nh tuy???n/modem

M???t s??? model b??? ?????nh tuy???n (router)??cho ph??p b???n ghi l???i t???t c??? c??c th??ng tin ?????n v?? ??i qua k???t n???i Internet c???a b???n. Tr??n ph???n l???n c??c router c?? m???t tr??n th??? tr?????ng, t??nh n??ng n??y ?????u ???????c t???t theo m???c ?????nh.

V?? d???, tr??n m???t s??? b??? ?????nh tuy???n Linksys, b???n ch??? c???n truy c???p v??o ?????a ch??? c???a b??? ?????nh tuy???n (192.168.0.1 ho???c 192.168.1.1) v?? truy c???p v??o m???c??Administration / Log.

Kh??i ph???c l???ch s??? duy???t website c???a b???n khi ???? b??? x??a

Sau ????, b???t t??nh n??ng Log b???ng c??ch ch???n??Enabled. Khi ???? b???t t??nh n??ng n??y, b???n c?? th??? xem ???????c t???t c??? c??c k???t n???i ???????c th???c hi???n, bao g???m k???t n???i t??? m???t m??y vi t??nh t???i m???t m??y ch??? ngo???i m???ng v?? ng?????c l???i.

Do b???t k?? k???t n???i n??o c??ng s??? ???????c l??u v??o ?????a ch??? n??y, b???n ghi ch?? theo d??i c???a b???n s??? c?? r???t nhi???u th??ng tin v?? s??? tr??? n??n r???t d??i ch??? trong v??ng m???t v??i ph??t.

????? b???o v??? m??nh kh???i c??ch x??m ph???m n??y, b???n c???n ki???m tra k?? c??ng xem li???u b??? ?????nh tuy???n c???a b???n c?? t??nh n??ng Log hay kh??ng, v?? t??nh n??ng n??y c?? b??? t???t hay kh??ng. B???n c??ng n??n thay ?????i m???t kh???u cho b??? ?????nh tuy???n ????? t??ng t??nh b???o m???t.

Nh???ng hi???u sai v??? vi???c h???i ph???c l???ch s??? tr??nh duy???t

Tr??n m???ng c?? r???t nhi???u th??ng tin v??? c??ch h???i ph???c l???ch s??? duy???t web, v?? m???t s??? c??ch ???????c ????a ra c?? v??? l?? r???t thuy???t ph???c. Tuy v???y, th??? nghi???m c???a??How To Geek?????? cho th???y c??c c??ch l??m n??y l?? ho??n to??n v?? ??ch.

– S??? d???ng t??nh n??ng System Restore (Ph???c h???i H??? th???ng) c???a Windows

Tr??n c??? 3 tr??nh duy???t ???????c s??? d???ng r???ng r??i hi???n nay (Internet Explorer, Firefox v?? Chrome), c??c bi??n t???p vi??n c???a??How To Geek?????? duy???t m???t s??? trang web v?? t???o m???t ??i???m ph???c h???i??(Create a Restore Point)??cho Windows. Sau ????, h??? x??a l???ch s??? duy???t web ??i v?? ti???n h??nh ph???c h???i m??y v??? ??i???m ph???c h???i n??i tr??n.

K???t qu??? l?? c?????Internet Explorer,??Firefox??v????Chrome???????u kh??ng l???y l???i ???????c l???ch s??? duy???t web c?? c???a m??nh. R???t nhi???u trang web v?? di???n ????n ????a ra gi???i ph??p n??y, song th???c t??? l?? n???u l??m theo c??ch n??y b???n s??? t???n r???t nhi???u th???i gian m???t c??ch ho??n to??n v?? ??ch.

– S??? d???ng file index.dat

C?? r???t nhi???u trang web ????a ra gi???i ph??p t??m ki???m c??c file c?? t??n “index.dat” v?? s??? d???ng c??c ph???n m???m c???a b??n th??? 3 ????? ?????c file n??y. Tr?????c ????y, c??c tr??nh duy???t th?????ng s??? d???ng file index.dat ????? l??u th??ng tin v??? qu?? tr??nh duy???t web.

V???n ????? l?? ??? ch??? t???t c??? c??c tr??nh duy???t m???i ?????u kh??ng c??n s??? d???ng ?????n file index.dat n???a. Tr??nh duy???t cu???i c??ng s??? d???ng file n??y l????Internet Explorer 9. Do ????,??How To Geek?????? ti???n h??nh th??? nghi???m v???i Internet Explorer 9.

Kh??i ph???c l???ch s??? duy???t website c???a b???n khi ???? b??? x??a

B???ng c??ch s??? d???ng m???t ph???n m???m??Index.dat Suite, c??c bi??n t???p vi??n c???a??How To Geek???? m??? file??index.dat??c???a??Internet Explorer 9??v?? ph??t hi???n ra l???ch s??? l?????t web tr??n tr??nh duy???t n??y. Tuy v???y, sau khi b???n th???c hi???n t??nh n??ng x??a d??? li???u duy???t web tr??n Internet Explorer 9, c??c d??? li???u b??n trong index.dat c??ng s??? b??? x??a ho??n to??n.Kh??i ph???c l???ch s??? duy???t website c???a b???n khi ???? b??? x??a.

C??ch duy nh???t ????? ph???c h???i l???i d??? li???u l?????t web t??? file index.dat tr??n??Internet Explorer 9??l?? sao l??u file n??y tr?????c khi b???n th???c hi???n x??a d??? li???u duy???t web tr??n??Internet Explorer. M???t khi ???? x??a d??? li???u duy???t web v?? ch???c ch???n r???ng file n??y ch??a b??? sao l??u, b???n c?? th??? y??n t??m r???ng ng?????i kh??c kh??ng th??? t??m ra l???ch s??? l?????t web c???a b???n qua index.dat.

Th??? thu???t l?????t web th???c s??? ???n danh?

Nh?? v???y, trong t???t c??? c??c bi???n ph??p ph???c h???i l???i d??? li???u duy???t web sau khi ???? x??a d??? li???u tr??nh duy???t, ng?????i kh??c v???n c?? th??? xem l???ch s??? duy???t web c???a b???n n???u c?? th??? ph???c h???i c??c file d??? li???u ???? b??? x??a t??? ??? c???ng ho???c n???u ???? ?????t t??nh n??ng ghi ch?? theo d??i (Log)??tr??n b??? ?????nh tuy???n. C??ch xem b??? nh??? t???m??DNS??s??? ch??? gi??p xem l???i c??c t??n mi???n ???? truy c???p, song l???i kh??ng ti???t l??? b???n ???? xem nh???ng trang n??o tr??n t??n mi???n n??y.

N???u mu???n l?????t web theo c??ch ho??n to??n ???n danh, b???n c?? th??? s??? d???ng giao th???c ???n danh??Tor??ho???c s??? d???ng c??c m???ng VPN ??? m???t gi???i ph??p b???o m???t ???????c nhi???u t???p ??o??n s??? d???ng.