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Cong Cu Ma Hoa File Khi Nao Nen Dung

Cong Cu Ma Hoa File dang mo ra khi ban can lam mot viec nhanh, chi mot lan, ma khong can cai dat gi. Trang nay noi ve khi nao viec do phu hop va khi nao khong.


Khi nao phu hop

File duoc xao tron bang AES-256 dung mot khoa duoc suy ra tu mat khau cua ban (PBKDF2, 250.000 vong lap) cong voi salt va IV ngau nhien moi lan, nen ma hoa cung mot file hai lan voi cung mat khau se tao ra hai file .enc khac nhau - dieu nay la binh thuong, khong phai loi.


Nen mong doi dieu gi

Mat khau sai, hoac file .enc bi sua doi hoac hong, se bi tu choi voi mot thong bao loi ro rang thay vi tao ra mot file hong hoac day du lieu vo nghia.

File .enc lon hon file goc khoang 32 byte vi co mot phan header nho (mot ma danh dau cong voi salt va IV moi), va ten file goc cung duoc ma hoa ben trong file, nen Decrypt co the khoi phuc dung ten ma khong can luu rieng.

Khong co cach khoi phuc mat khau: cong cu nay khong luu mat khau cua ban o bat ky dau, nen mat mat khau khien file da ma hoa vinh vien khong the khoi phuc - hay ghi lai o mot noi an toan truoc khi dong tab nay.

← Ve lai cong cu danh cho nha phat trien

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