Cach bao mat tai khoan khi dung app giai tri online: 7 lop phong thu ban khong the bo qua

Ban vua tai mot app xem phim moi, dang ky tai khoan bang so dien thoai va mat khau "123456" quen thuoc. Ba phut sau, ban nhan duoc tin nhan tu ngan hang bao giao dich la. Kich ban nay khong hiem. Theo bao cao an ninh mang nam 2023, cu 5 nguoi dung app giai tri thi co 1 nguoi tung bi danh cap thong tin dang nhap. Cach bao mat tai khoan khi dung app giai tri online khong chi la chon mat khau manh, ma la ca mot he thong cac bien phap dan xen. Bat dau tu dieu don gian nhat: mat khau. Tim hieu them tai xocdia88

Mat khau cua ban co dang nam trong danh sach 200 mat khau pho bien nhat the gioi khong? "123456", "password", "qwerty" van chiem vi tri dau bang. Mot mat khau an toan can toi thieu 12 ky tu, bao gom chu hoa, chu thuong, so va ky tu dac biet. Nhung nhoi nhet ky tu khong du. Ban can mot mat khau duy nhat cho moi app. Neu ban dung cung mot mat khau cho Netflix, Spotify va tai khoan email, hacker chi can lay duoc mot cai la co the mo khoa toan bo the gioi so cua ban. Hay thu tuong tuong: ban dang ky mot app xem livestream khong ro nguon goc, mat khau do bi ro ri, va ke xau dung no de dang nhap vao tai khoan ngan hang truc tuyen cua ban. Chi mot diem yeu, toan bo chuoi sup do.

Xac thuc hai yeu to la lop ao giap thu hai ma nhieu nguoi bo qua. Khi ban bat tinh nang nay, moi lan dang nhap tu thiet bi la, app se yeu cau mot ma xac nhan gui qua SMS hoac ung dung xac thuc nhu Google Authenticator. Mot nghien cuu cua Google cho thay xac thuc hai yeu to ngan chan 99,9% cac cuoc tan cong tu dong. Nhung dung dung lai o SMS. Tin nhan van ban co the bi chan qua ky thuat SIM swapping. Ke tan cong goi dien cho nha mang, gia danh ban, yeu cau chuyen so dien thoai sang SIM moi. Chi trong 30 phut, ho co quyen kiem soat tat ca ma xac thuc cua ban. Giai phap la dung ung dung xac thuc hoac khoa bao mat vat ly nhu YubiKey. Mot thiet bi nho gan vao cong USB, khong the sao chep tu xa.

App giai tri thuong yeu cau quyen truy cap vao danh ba, may anh, bo nho. Ban co bao gio tu hoi tai sao mot app nghe nhac can quyen doc danh ba cua ban? Cau tra loi la ho khong can. Nhung nhieu app thu thap du lieu nay de xay dung ho so nguoi dung, hoac te hon, ban cho ben thu ba. Khi ban cap quyen cho mot app giai tri, ban dang mo cua cho ho vao kho du lieu ca nhan cua ban. Hay vao cai dat quyen tren dien thoai, kiem tra tung app. Neu app xem phim khong can may anh de quay video, hay tat quyen do ngay lap tuc. Vi du cu the: app TikTok yeu cau quyen truy cap clipboard tren iOS de doc noi dung ban sao chep. Apple da phai va loi nay trong ban cap nhat iOS 14. Ban khong the kiem soat cach app xu ly du lieu sau khi thu thap, nhung ban co the gioi han nhung gi chung lay ngay tu dau.

Cap nhat app thuong xuyen la mot thoi quen nham chan nhung cuu mang. Moi ban cap nhat khong chi them tinh nang moi, ma con va cac lo hong bao mat da duoc phat hien. Theo du lieu tu CVE Details, cac app giai tri nhu VLC Media Player tung co 24 lo hong bao mat trong mot nam, trong do 3 lo hong o muc nghiem trong cho phep thuc thi ma tu xa. Neu ban khong cap nhat, ban dang chay mot phien ban app voi nhung canh cua mo toang cho hacker. Dat che do tu dong cap nhat tren ca iOS va Android. Nhung can than: chi tai app tu cua hang chinh thuc nhu Google Play Store hoac App Store. App tu nguon khong ro rang co the chua ma doc gia mao giao dien app that. Mot nghien cuu cua Kaspersky nam 2022 phat hien hon 200.000 app gia mao tren cac kho ung dung ben thu ba, trong do app giai tri chiem 35%.

Wi-Fi cong cong la cam bay lon nhat cho nguoi dung app giai tri. Ban ngoi o quan ca phe, ket noi Wi-Fi mien phi, mo app xem phim. Ke tan cong trong cung mang co the thuc hien tan cong man-in-the-middle, chan toan bo du lieu ban gui va nhan. Mat khau, token dang nhap, thong tin the tin dung deu co the bi doc duoi dang van ban thuan neu app khong su dung ma hoa HTTPS. Giai phap la dung VPN. Mot VPN uy tin ma hoa toan bo luu luong truy cap, bien du lieu cua ban thanh mot dong ky tu vo nghia voi ke nghe len. Nhung dung chon VPN mien phi. Ho thuong kiem tien bang cach ban du lieu cua ban. Hay chon cac dich vu tra phi nhu NordVPN hoac ExpressVPN, co chinh sach khong luu log va duoc kiem toan doc lap.

Lien ket tai khoan mang xa hoi voi app giai tri la mot tien ich nhung cung la rui ro. Khi ban chon "Dang nhap bang Facebook" hoac "Dang nhap bang Google", ban dang cho app quyen truy cap vao mot phan thong tin tu tai khoan do. Neu app bi tan cong, hacker co the lay token truy cap va dung no de dang nhap vao cac dich vu khac cua ban. Mot vu viec dien hinh: nam 2018, Facebook thong bao 50 trieu tai khoan bi anh huong boi lo hong "View As", cho phep ke tan cong lay token dang nhap cua nguoi dung. Neu ban tung dung Facebook de dang nhap vao Spotify, ke tan cong co the kiem soat luon tai khoan nhac cua ban. Cach tot nhat la tao tai khoan rieng cho moi app voi mat khau doc lap. Neu bat buoc phai dung dang nhap xa hoi, hay vao cai dat bao mat cua tai khoan mang xa hoi do va thu hoi quyen truy cap cho cac app ban khong con dung.

Cuoi cung, hay kiem tra lich su dang nhap cua tai khoan dinh ky. Hau het cac app giai tri lon nhu Netflix, YouTube, Spotify deu co tinh nang hien thi danh sach thiet bi da dang nhap. Neu ban thay mot thiet bi la, hay dang xuat tu xa ngay lap tuc va doi mat khau. Mot khao sat cua Norton cho thay 40% nguoi dung khong bao gio kiem tra hoat dong dang nhap cua tai khoan. Day la sai lam chet nguoi. Ke tan cong co the am tham theo doi tai khoan cua ban trong nhieu thang ma ban khong hay biet. Ho xem lich su xem phim cua ban, thu thap thoi quen, va cho thoi co de khai thac thong tin ca nhan khac. Mot buoc don gian: moi thang mot lan, danh 5 phut de vao phan bao mat cua app, kiem tra danh sach thiet bi, va xoa nhung thiet bi khong con su dung.

Bao mat tai khoan khi dung app giai tri online khong phai la dich den, ma la mot qua trinh lien tuc. Moi lop phong thu ban them vao deu lam giam xac suat bi tan cong. Tu mat khau manh, xac thuc hai yeu to, kiem soat quyen app, cap nhat thuong xuyen, VPN khi dung Wi-Fi cong cong, tach biet tai khoan dang nhap, den kiem tra lich su thiet bi. Bay lop nay khong phai la tat ca, nhung chung tao ra mot buc tuong du day de ngan chan 99% cac cuoc tan cong pho bien. Dung doi den khi nhan duoc thong bao "tai khoan cua ban da bi xam nhap" moi bat dau hanh dong. Hay lam ngay bay gio, khi ban van con quyen kiem soat. Thong tin chi tiet tai xocdia88