Cong cu tao mat khau vs. cac lua chon khac: nen dung gi
Cong cu Tao Mat Khau tren trang web nay chay hoan toan tren trinh duyet cua ban va tao mat khau ngau nhien bang bo tao so ngau nhien bao mat Web Crypto. Huong dan nay so sanh no voi cac phuong phap pho bien khac: tu dat mat khau, su dung goi y tu dong cua trinh duyet, trinh quan ly mat khau rieng biet hoac cum tu mat khau.
freetoolonline.com Editorial TeamSo sanh tung phuong phap
| Phuong phap | Do ngau nhien | Do dai dien hinh | Khong tai len? | Co the nho? |
|---|---|---|---|---|
| Cong cu tren trinh duyet (trang nay) | Web Crypto RNG bao mat | 4 - 64 ky tu (mac dinh 16) | Co - hoan toan cuc bo | Khong - luu vao trinh quan ly |
| Tu dat mat khau | Do con nguoi chon (mau de doan) | 8 - 12 (gioi han thuc te) | Co | Co - nhung danh doi do manh |
| Goi y tu dong cua trinh duyet | RNG bao mat cua he dieu hanh/trinh duyet | 20 ky tu tro len | Co | Khong - gan voi tai khoan trinh duyet do |
| Cong cu tao mat khau cua trinh quan ly | RNG bao mat | 16 - 32 ky tu tro len | Co | Khong - duoc luu trong kho mat khau |
| Cum tu mat khau (bon tu) | Tu trong danh sach ngau nhien | ~30 ky tu | Co | Co - duoc thiet ke de ghi nho |
Tu dat mat khau
Hau het mat khau tu dat deu theo cac mau de doan: tu dien voi chu hoa dau tien, mot chu so o cuoi va mot dau cau. Cac nghien cuu ve co so du lieu vi pham nhat quan cho thay nhung mau nay chiem phan lon trong so 10.000 mat khau pho bien nhat. Voi 8 den 12 ky tu, cach nay cung han che do dai - yeu to quan trong nhat anh huong den entropy. Cong cu tren trinh duyet loai bo nhung mau do theo co che cau tao - moi ky tu den tu bo tao so ngau nhien bao mat, khong phai tu tri nho cua ban.
Goi y tu dong cua trinh duyet
Cac trinh duyet hien dai (Chrome, Safari, Firefox) de nghi tao va luu mat khau tu dong tren cac bieu mau tao tai khoan moi. Nhung goi y nay su dung bo tao so ngau nhien bao mat cua he dieu hanh va luu mat khau vao tai khoan trinh duyet cua ban, do do do manh tuong duong voi cong cu nay. Diem bat tien la tinh di chuyen: mat khau da luu gan voi trinh duyet do va tai khoan dong bo hoa cua no. Neu ban chuyen trinh duyet, dung thiet bi thu hai hoac phai nhap mat khau tren TV hay console, ban co the khong truy cap duoc. Cong cu tren trinh duyet cung cap mat khau ban co the dan, ghi lai hoac luu o bat ky dau ban muon.
Trinh quan ly mat khau rieng biet
Mot trinh quan ly mat khau chuyen dung - nhu Bitwarden, 1Password hoac KeePass - bao gom cong cu tao mat khau rieng va kho luu tru. Thuong tao ra mat khau dai hon (16 - 32 ky tu tro len) va tu dong dien vao cac bieu mau dang nhap. Cong cu tren trinh duyet la lua chon dung khi ban khong co trinh quan ly duoc cai dat tren thiet bi dang dung, hoac khi can mot mat khau mot lan nhanh chong ma khong can dang nhap vao trinh quan ly. Neu ban quan ly mat khau thuong xuyen, cong cu tao mat khau cua trinh quan ly kem tinh nang tu dong dien la thuan tien hon.
Cum tu mat khau
Mot cum tu mat khau gom bon tu tro len khong lien quan - vi du "correct horse battery staple" - duoc chon ngau nhien tu danh sach tu. Voi bon tu thuong, no co khoang 30 ky tu, cung cap khoang 44 bit entropy chi tu entropi tu. Day la lua chon tot nhat khi ban phai tu nho mat khau: mo khoa thiet bi chinh, mat khau chinh cua trinh quan ly hoac tai khoan cong viec khong cho phep trinh quan ly. Cong cu tren trinh duyet phu hop cho tat ca phan con lai, noi trinh quan ly luu tru chuoi ngau nhien va ban khong bao gio can ghi nho no.
Dieu chinh bo ky tu va do dai
Khac voi goi y cua trinh duyet hoac hau het cac mac dinh cua trinh quan ly, cong cu tren trinh duyet cho phep ban dieu chinh bon bo ky tu (chu thuong, chu hoa, chu so, ky hieu) va thanh truot do dai tu 4 den 64. Neu mot trang chan ky hieu hoac gioi han do dai, ban co the khop voi rang buoc do va van tao mat khau manh nhat ma trang do cho phep. Nhan hieu do manh (Yeu / Trung binh / Manh / Rat manh) kem so bit uoc tinh cap nhat khi ban thay doi cai dat, de ban ngay lap tuc thay khi lay lai duoc entropy da mat do rang buoc.
Quyen rieng tu
Cong cu chay hoan toan trong tab trinh duyet cua ban. Mat khau khong duoc gui den may chu, khong duoc ghi vao dich vu phan tich va khong duoc luu tren trang giua cac lan truy cap. Lam moi hoac dong tab se xoa no ma khong de lai lich su. Day la bao dam quyen rieng tu tuong tu nhu tu dat mat khau - nhung voi do ngau nhien thuc su thay vi ky tu do con nguoi chon.
Huong dan lien quan
- Password Generator tool - tao mat khau manh tren trinh duyet ma khong can tai len.
- Password generator step by step - huong dan tung dieu khien tren trang cong cu.
- When to use the password generator - cac tinh huong phu hop de tao mat khau ngau nhien.
- Utility tools hub - bo day du cac cong cu chay tren trinh duyet.
Cac cau hoi thuong gap
Cong cu tren trinh duyet co bao mat ngang cong cu cua trinh quan ly mat khau khong?
Co - ca hai deu su dung bo tao so ngau nhien bao mat cua he dieu hanh ben duoi. Sự khac biet thuc te la luu tru va tien loi: trinh quan ly luu mat khau cho ban va tu dong dien; cong cu tren trinh duyet cung cap mat khau va yeu cau ban tu luu tru.
Toi co the dung mat khau duoc tao ma khong can trinh quan ly mat khau khong?
Co, nhung ban can luu no o dau do. Ghi vao so tay bao mat, dan vao ghi chu ma hoa, hoac sao chep vao trinh quan ly cua ban. Khong dan vao tep van ban thuan tuy hoac bang tinh khong ma hoa. Ban than cong cu khong tao lich su - dong hoac lam moi tab se xoa hoan toan ket qua.
Tai sao cong cu bo qua mot so ky tu?
Cac bo chu thuong, chu hoa va chu so bo qua cac ky tu trong giong nhau (l/o trong chu thuong, I/O trong chu hoa, 0/1 trong chu so) de dễ doc va go mat khau bang tay ma khong bi nham. Dieu nay loai bo mot so ky tu khoi bo nhung khong lam giam dang ke do manh voi 16 ky tu tro len.
Toi nen dung cum tu hay cong cu nay cho tai khoan email cua minh?
Dung cum tu neu phai tu nho mat khau - email chinh ban truy cap tren nhieu thiet bi va tai khoan ma khong co trinh quan ly. Dung cong cu nay neu co trinh quan ly tu dong dien mat khau cho ban tren moi thiet bi.
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