Bao Mat BU88: Nhung Lop Phong Ve Thuc Su dung Sau Mot Tai Khoan An Toan

Khi noi ve Bao Mat BU88, phan lon nguoi dung chi nghi den mot cay khoa nho xuat hien tren thanh dia chi trinh duyet. Thuc te phuc tap hon nhieu. Mot nen tang giai tri truc tuyen van hanh hang chuc nghin phien dang nhap moi ngay, xu ly giao dich tai chinh va luu tru du lieu ca nhan cua nguoi dung o nhieu quoc gia khac nhau. Moi diem cham nhu vay la mot be mat tan cong tiem nang. Bao Mat BU88 vi the khong phai mot tinh nang don le, ma la mot chuoi lop kiem soat chong len nhau, tu bo mach may chu cho toi thoi quen go mat khau cua chinh nguoi choi.

Bai viet nay mo xe tung lop trong chuoi do, kem nhung con so cu the va nhung diem ma nguoi dung thuong hieu sai.

Ha tang may chu va vanh dai chong tan cong tu choi dich vu

diem khoi dau cua moi he thong an toan la ha tang vat ly. Cac may chu phuc vu BU88 duoc dat trong trung tam du lieu dat chuan Tier III, noi co kiem soat ra vao bang sinh trac hoc, he thong chua chay khi tro va nguon dien du phong kep. Nhung chi tiet nay nghe co ve xa voi voi nguoi dung cuoi, nhung chung quyet dinh viec he thong co sap hay khong khi bi tan cong.

Lop bao ve tiep theo la tuong lua ung dung web, hay WAF. He thong nay loc luu luong o tang HTTP, chan cac mau tan cong quen thuoc nhu SQL injection, cross-site scripting va command injection. Mot WAF duoc cau hinh tot co the chan hang trieu yeu cau doc hai moi ngay ma nguoi dung hop le khong he nhan ra. di kem la cac dich vu chong DDoS phan tan theo mo hinh anycast, co kha nang hap thu luu luong len toi hang tram gigabit moi giay. Neu khong co lop nay, chi mot dot tan cong tu choi dich vu quy mo vua du cung du khien nguoi dung khong the dang nhap trong nhieu gio.

Cac may chu duoc phan vung theo chuc nang. May chu xu ly giao dich tach biet voi may chu phuc vu noi dung hien thi. Nguyen tac nay goi la phan tach mien tin cay. Khi mot phan vung bi xam nhap, ke tan cong van phai vuot qua them nhieu rao chan moi cham duoc toi co so du lieu nguoi dung.

Ma hoa du lieu: tu duong truyen toi o dia

Bao Mat BU88 su dung TLS 1.3 cho toan bo ket noi giua trinh duyet va may chu. Giao thuc nay rut ngan qua trinh bat tay xuong con mot vong trao doi, dong thoi loai bo cac bo ma hoa da loi thoi nhu RC4 va 3DES. Ve mat ky thuat, dieu do co nghia la ke dung giua khong the doc duoc noi dung truyen di, ke ca khi han kiem soat duoc diem truy cap Wi-Fi ma ban dang dung.

Du lieu nhay cam khi nam yen tren o dia cung duoc ma hoa bang AES-256. Mat khau nguoi dung khong bao gio duoc luu o dang van ban thuan. Chung di qua ham bam bcrypt voi salt rieng cho tung tai khoan, khien viec dung bang tra san de do nguoc mat khau tro nen vo nghia ve mat kinh te. Noi cach khac, ngay ca khi mot phan co so du lieu bi ro ri, ke tan cong van khong co trong tay mat khau that cua ban.

Mot chi tiet it duoc chu y la ma hoa du lieu du phong. Ban sao luu thuong bi bo quen trong cac cuoc kiem toan an ninh, du chung chua luong du lieu tuong duong he thong chinh. Quy trinh chuan yeu cau ban sao luu cung phai duoc ma hoa va kiem thu khoi phuc dinh ky, toi thieu moi quy mot lan.

Xac thuc hai lop va quan ly phien lam viec

day la lop ma nguoi dung tuong tac truc tiep va cung la lop de bi pha vo nhat do thoi quen. Bao Mat BU88 ho tro xac thuc hai lop qua ung dung sinh ma TOTP, voi ma lam moi moi 30 giay. Co che nay vo hieu hoa phan lon cac cuoc tan cong danh cap mat khau, boi ke tan cong co mat khau ma khong co thiet bi vat ly thi van khong the dang nhap.

Mot con so dang luu y: theo khao sat cua cac to chuc an ninh mang, ty le tai khoan bi chiem quyen kiem soat giam tren 90% khi bat xac thuc hai lop. do la muc cai thien lon nhat ma mot nguoi dung binh thuong co the dat duoc chi bang vai cu nhap chuot.

Quan ly phien cung quan trong khong kem. Sau khi dang nhap, he thong cap mot token phien co thoi gian song gioi han. Token nay gan voi dau van tay thiet bi gom he dieu hanh, loai trinh duyet va do phan giai man hinh. Neu mot token bi danh cap va dung tu thiet bi khac, he thong co co so de phat hien va vo hieu hoa phien do truoc khi thiet hai xay ra.

Nguoi dung nen chu dong kiem tra danh sach thiet bi da dang nhap trong phan cai dat tai khoan. Bat ky thiet bi la nao cung can duoc dang xuat tu xa ngay lap tuc, kem theo viec doi mat khau.

Giam sat giao dich va phat hien hanh vi bat thuong

He thong giam sat cua BU88 hoat dong theo nguyen tac cham diem rui ro. Moi hanh dong trong tai khoan duoc gan mot diem, va diem nay cong don theo thoi gian thuc. dang nhap tu quoc gia moi cong diem. Thay doi phuong thuc thanh toan trong vong 24 gio sau khi doi mat khau cong diem cao hon. Rut tien voi gia tri lon hon nhieu lan muc trung binh cua tai khoan cung vay.

Khi tong diem vuot nguong, he thong co the kich hoat mot trong ba phan ung. Muc nhe la yeu cau xac minh lai danh tinh qua email. Muc trung binh la tam giu giao dich de doi ngu ra soat thu cong, thuong trong khoang 30 den 60 phut. Muc cao la dong bang tai khoan tam thoi va lien he truc tiep voi chu tai khoan qua kenh da xac minh truoc do.

Cach tiep can nay co diem yeu la tao ra ma sat cho nguoi dung hop le. Mot nguoi di cong tac nuoc ngoai dot ngot dang nhap tu IP la se bi hoi xac minh, du khong co gi bat thuong. doi lai, ke chiem tai khoan bi chan truoc khi kip rut tien. Voi phan lon nguoi dung, su danh doi nay la hop ly.

Nhung lo hong den tu phia nguoi dung

Moi lop bao ve ky thuat deu co the bi vo hieu hoa boi mot hanh dong bat can. Duoi day la nhung sai lam pho bien nhat.

Dung lai mat khau o nhieu dich vu. Khi mot dien dan nho bi ro ri du lieu, thong tin dang nhap do duoc dua vao danh sach thu tu dong. Neu ban dung cung mat khau cho BU88, tai khoan se bi tan cong trong vong vai gio. Mat khau nen co toi thieu 12 ky tu, gom chu hoa, chu thuong, so va ky tu dac biet.

Nhap vao duong dan gia mao. Cac trang lua dao sao chep giao dien rat tinh vi, doi khi chi khac mot ky tu trong ten mien. Cach phong tranh don gian la khong bao gio dang nhap qua duong dan nhan duoc trong tin nhan hay email, ma luon go truc tiep dia chi trang chu.

Chia se ma xac thuc hai lop. Khong nhan vien ho tro nao can ban doc ma TOTP. Bat ky ai yeu cau dieu do deu la ke lua dao, khong co ngoai le.

Ket noi qua Wi-Fi cong cong khong co mat khau. Du TLS bao ve noi dung truyen di, mot mang luoi bi kiem soat van co the chen trang dang nhap gia de thu thap thong tin.

Cai dat ung dung tu nguon khong chinh thuc. ung dung gia mao thuong yeu cau quyen truy cap SMS va danh ba, sau do gui du lieu ve may chu cua ke tan cong.

Quy trinh ung pho su co ma nguoi dung nen biet

Mot nen tang nghiem tuc luon co ke hoach ung pho su co duoc viet thanh van ban, voi cac moc thoi gian ro rang. Thong le tot la phat hien trong vong 15 phut, co lap trong vong 30 phut, va thong bao cho nguoi dung bi anh huong trong vong 72 gio theo quy dinh cua nhieu khu vuc phap ly.

dieu nguoi dung can lam khi nghi ngo tai khoan bi xam nhap gom bon buoc. doi mat khau ngay, va doi tu mot thiet bi ma ban tin tuong. dang xuat khoi moi thiet bi. Bat xac thuc hai lop neu chua bat. Lien he bo phan ho tro qua kenh chinh thuc va giu lai ma giao dich lien quan. Toc do quan trong hon su hoan hao. Moi phut cham tre la co hoi de ke tan cong thuc hien them giao dich.

Can noi thang mot dieu: khong co he thong nao an toan tuyet doi. dieu phan biet mot nen tang tot voi mot nen tang toi la toc do phat hien, muc do minh bach khi xay ra su co, va viec ho co rut ra bai hoc de va lo hong hay khong. Bao Mat BU88, xet o goc do ky thuat, la tap hop cua nhieu lop kiem soat duoc thiet ke de giam thieu rui ro chu khong phai de tuyen bo rui ro bang khong.

Nguoi dung khon ngoan nen coi minh la mat xich cuoi cung trong chuoi do. Bat xac thuc hai lop, dung mat khau rieng cho tung dich vu, kiem tra danh sach thiet bi moi thang mot lan, va canh giac voi moi yeu cau cung cap thong tin dang nhap. Ba thoi quen nho do dong gop nhieu hon bat ky tinh nang bao mat nao vao viec giu an toan cho tai khoan cua ban.