thu muc

Tren may tinh cua minh, toi dat che do an "Hidden" cho thu muc. Sau khi dat xong no duoc giau mat nhung de cho no hien thi len toi vao tools\ Forder options\ view\ show hidden.... nhung no van khong hien thi len duoc.

Bai viet nay se gioi thieu cho ban cach dung kich ban de don dep registry hoac thay doi cac profile cua nguoi dung tren mot may tinh. Chung toi cung gioi thieu cach su dung phuong phap nay nhu the nao doi voi kich ban khoi dong cua may tinh ben trong Group Policy Object (GPO) de thay doi tat ca profile nguoi dung trong mien, site hoac OU, thay doi cac thiet lap registry nguoi dung bang kich ban khoi dong may tinh…. Trong mot so truong hop ban co the duoc yeu..

Ban dung chung may tinh voi nhieu nguoi? Ban khong muon chia se cac tai nguyen bi mat (mat khau hop thu, mat khau the tin dung...) ma ban dang luu tru? Cach tot nhat de bao ve su rieng tu ca nhan chinh la cai dat mat khau cho thu muc ban can giau va lam “an” doi voi nguoi la va “hien” khi ban tien hanh truy cap. Mot chuong trinh phan mem moi giup ban thuc hien duoc dieu do mot cach don gian va hieu qua la chuong trinh Hide Folder XP version 1.3.

Shortcut la mot trong nhung tinh nang huu ich nhat trong Windows XP ma doi khi nguoi dung khong de y den. Shortcut la mot tep tin dong vai tro nhu mot duong dan toi mot chuong trinh, tai lieu, website, hoac mot doi tuong khac. Nhan vao shortcut se mo ra tep tin goc, hoac cac tep tin hay chuong trinh ma no chi toi. Ban co the tao ra, di chuyen, sao chep, xoa, dat lai ten va ca nhan hoa mot shortcut ma khong anh huong toi tep tin goc ma no chi toi. Ban cung co the..

Chuyen phan vung dia cung bao gio ban cung phai du tru truoc khi mua may. Neu khong nhu vay sau nay ban da cai qua nhieu thu sau mot thoi gian trong XP muon tinh gian lai cung rat kho khan. Bai viet nay se gioi thieu toi ban doc cach thuc phan vung o cung huu hieu nhat, giup may tinh hoat dong hieu qua Co rat nhieu ban viet mail hay hoi tren mang la lam sao cuu ho du lieu qui , khong vao duoc XP, xai IE truc trac, may hay reboot, gui mail di khong duoc..; chung..

Dat mat khau cho tung tap tin da duoc ap dung kha pho bien. Tuy nhien, khi co qua nhieu tai lieu bi mat can cat giu thi viec dat password nhu vay mat kha nhieu thi gio. Password Protect Folders la phan mem giup cai ma khoa cho ca mot thu muc lon voi cach dung don gian.

Chi co mot cach de giu cho cac file mot cach bi mat do la ma hoa chung. Encrypting File System (EFS) trong hau het cac the he cua Windows Vista, XP, 2000 ma hoa noi dung cac file va thu muc, lam cho chung tro len kho khan doi voi nhung nguoi muon rinh mo phat hien chung.

(VM) – Theo canh bao cua cac chuyen gia bao mat Cong ty Misoft, Trendmicro hien nay, cac he thong mang tai Viet Nam dang nhiem nhieu hai loai sau WORM_RONTOKBRO.B va WORM_RBOT.AZM. Sau day chung toi xin cung cap cac thong tin ve hai loai virus nay de cac ban phong chong may tinh va he thong mang cua minh. Sau WORM_RONTOKBRO.B duoc danh gia co muc do nguy hiem cao. Toc do lay nhiem cao, lay nhiem vao he dieu hanh: Windows 95, 98, ME, NT, 2000, XP, Server 2003...

Trong ky cuoi cung cua chu de keylogger nay, chung toi xin trinh bay diem dac trung cua mot so chuong trinh keylogger thuoc dang "ta dao" tuc cac keylogger thuoc dang nguy hiem nhat hien nay.

Ban met moi voi nhung thao tac tim den thu muc can chon lap di lap lai nhieu lan khi mo cac hop thoai Open, Save As hay Browse va muon thiet lap mac dinh thu muc cho chung. PS Hot Folders la giai phap thich hop trong truong hop nay.

Doi luc khong it lan cac ban da tung gap truong hop khi nhan lenh xoa bo mot thu muc hoac mot tap tin bat ky nao day thi Windows lai “lanh lung” ra thong bao tap tin hoac thu muc do khong the xoa bo duoc. Nguyen nhan co the la do file bi loi, bi virus hoac windows nhan thong tin sai lech vi kich thuoc file va khi do viec ton tai nhung file hoac thu muc khong can thiet nay se lam cho ban cam thay rat bat tien. Neu gap phai tinh huong nay thi viec su dung..

Hau het nguoi dung may tinh deu co nhung tap tin hoac thu muc quan trong can bao mat. Tuy vay, thuoc tinh an thu muc san co tren Windows qua that chang an toan chut nao! Voi Free Hide Folder, ban co the nhanh chong lam bien mat moi thu muc ca nhan va chung chi xuat hien tro lai neu nhu nguoi dung nhap dung mat khau.

Trong so bao ngay 24-8, chung toi da gioi thieu ve mot so keylogger "chinh dao". Trong so nay, chung toi xin gioi thieu ve mot so chuong trinh keylogger thuoc hang "ba dao" nhat hien nay de cac ban co co so nhan dien va phong ngua.

Sao luu du lieu doi voi nhung nhan vien ky thuat chuyen ve IT hay nguoi su dung am tuong ve CNTT thi se khong co gi la kho. Nhung, dau se la giai phap cho nhom nguoi dung con lai ?

Luu tru du lieu tren cac thiet bi di dong nhu USB Flash Drives, the nho, dia mem, notebook,… rat de bi nguoi khac xem trom hoac copy. Phan mem phan mem bao mat du lieu hang dau Folder Lock se giup ban bao ve du lieu mot cach an toan va gon nhe nhat.

Viec bao ve du lieu truoc nhung nguoi to mo luon la cong viec can thiet cho nhung nguoi chia se may tinh dung chung. Muon hinh van trang, ban de dang tim thay mot cong cu bao ve thu muc rat nhieu tren internet. Tuy nhien, de co mot cong cu hieu qua, ho tro nhieu tinh nang, lai mien phi la mot van de nan giai.

Ghost manh me nhu the nao thi nhung tay "voc si" deu da ranh. Tuy nhien co 1 van de can quan tam la: khi dung Ghost de phuc hoi lai o cung tro ve tinh trang da sao luu thi cac thong tin moi (chua duoc sao luu) se bi mat. Lam the nao de giu lai duoc cac thong tin nay de co the cap nhat sau khi phuc hoi bang Ghost? Theo kinh nghiem chung toi xin de nghi vai bien phap duoi day:

Trong Windows Vista, viec chia se tap tin, thu muc cung don gian nhu Windows XP nhung van de bao mat can phai duoc luu tam de tranh truy xuat du lieu trai phep.

My Folders la mot tien ich rat thu vi cua nha san xuat Nabocorp co the giup ban di chuyen nhanh den mot thu muc thuong dung tren phan vung cua o cung chi voi mot cu click chuot don gian du ban dang o bat ky dau. Kha nang dac biet nay se giup ban tiet kiem rat nhieu thao tac cung nhu thoi gian de dinh vi thu muc can truy van.

Neu dang dung chuong trinh Windows Mail cua Windows Vista thi han ban da vai lan gap phai thong bao loi "Message could not be display" (co nghia la khong the hien thi duoc noi dung email) khi mo mot email trong hop thu den. Dieu toi te nhat co the xay ra la ban khong the di chuyen hoac xoa han mot so email va viec ton tai nhung email "ao" trong hop thu di (outbox) co the ngan khong cho cac email can gui duoc gui di nhu mong muon.

Ban thu nghiem Beta dau tien cua Windows Vista cho thay ro muc tieu ma HDH nay huong den. Khac biet so voi buoc khoi dau cua Windows XP, Vista trau chuot hon ve do hoa va cai tien cong cu tim kiem cung nhu kha nang bao mat. Giao dien moi va cac thay doi khac ro rang la tot hon du vai cho trong Vista, trong do co thu muc ao (Virtual Folders) con mang tinh “danh do”.

Password Folder (PF) la chuong trinh khoa thu muc rat nhanh va gon gang. Khong giong voi nhung chuong trinh khac hay khoa bang cach giau thu muc hoac phai lam qua nhieu thao tac, PF chi can 2 cu nhap chuot la... het mo.

Khac biet so voi buoc khoi dau cua Windows XP, ban thu nghiem Vista trau chuot hon ve do hoa va cai tien cong cu tim kiem cung nhu kha nang bao mat. Giao dien moi va cac thay doi khac ro rang la tot hon du vai cho trong Vista, trong do co thu muc ao (Virtual Folders) con mang tinh “danh do”.

Cong ty ban vua mua moi mot loat may tinh cho nhan vien va sap “tu gia” cac he dieu hanh Windows 98 va Windows NT 4.0 cu ky. Van de o cho lam the nao ma ban co the chuyen de suon se cau hinh, ket noi mang, ung dung, tai lieu, phan Favorites, cookies va nhieu thu khac cua tung may tinh cu sang he thong may moi? Noi cac khac, lam the nao ma ban co the chuyen doi thong tin trang thai nguoi dung tu cac may cu sang may moi? De lam duoc dieu nay, ban se can toi mot..