- Chic kfi so (Digital signature)
4.3.3. 1110 so Wen phap khac nhilm dam bdo an town cho he thiing TMDT
TMDT
- Set dung mat khciu (password) du manh
De dam bao bi mat cho mat khAu, khi thiet lk,,) nen xem xet cac tieu chi nhu:
+ Mat khAu c6 s6 14 to di' Ian, t6i thieu 8 14 to va c6 skr ket hqp gitra
chit hoa, cha thuong, chit s6 va bieu tugng. Nhu vay se mat rat nhieu thai gian mbi c6 the tim ra va pha mat khAu, ma tai thai gian do mat khAu dA co the da dugc thay doi. Mat khAu cling nen thuang xuyen thay doi (thuang tir 30-60 ngay) va khong nen sir dung lai mat khAu cu.
+ Kich hoat t%r d8ng viec kh6a khong cho truy cap he tilting neu sau tir 3-5 lAn nhap mat khAu van khong dung.
+ Khong sir dung chirc nang tu dOng dien (auto complete) cua mot so phAn mem ling dung nhu Microsoft Explorer de luu mat khau va s6 tai khoan.
- Phong dieing virus
Theo th6ng ke, trung binh moi than co han 500 virus ra dai, do dO doanh nghiep nen sir dung cac phAn mem chong virus a kiem tra tat ca cac &it lieu hoc dugc truyen qua c6ng may chit a mpg hoc truyen giaa cac c6ng nOi b0. Cac phAn mem ch6ng virus cong nen dugc cap nhat thuang xuyen (hang ngay, hang tuAn). Th8ng thuang, cac cong ty phAn mem virus uy tin thuang giri email tai khach hang thong bao ve viec xuAt hi'e'n than virus maxi va cung cap cong cu update tu d(ing cho khach hang.
Dinh dang c6ng email a khoa cac tep c6 clued dang VBS, SHS, EXE, SCR, CHM va BAT hoc nhtng tep c6 hai phAn mu Ong dang nhu .txt.vbs hoc .jpg.vbs vi nhfrng tep dang nay thuang do virus tao ra.
PhO bien kien thirc cho nguai sir dung, vi du, khong mop nhfmg email la c6 tep Binh kern, tham chi tir nguoi giri co ten trong s6 dia chi; khong tai ve nhfrng tep tit nhang ngu6n khong ro rang; thuatig xuyen quet virus; cap nhat phAn mem quet virus thuang xuyen; khong giri nhfmg canh bao v'e virus hoc cac thu day chuyen cho nhfmg nguari sir dung khac.
- Giai phdp an ninh nguon nhcin hrc
Cac doanh nghiep can ltru y mgi than vien trong doanh nghiep minh thirc ve van de an ninh mang va nhang nguy co tin cong doanh nghiep co the chin trong tnrOng hop thieu kinh nghiem hoac thieu sr luu tam dimg mire tir phia cac than vien. Nhan vien ding can dugc km y ve cac giai phap an town mang nen dp dung nhu viec ch9n mat khAu, thay d6i mat khAu, quet virus thuOng xuyen hay x6a be nhitng email la.
- Gat phap ve trang thiit bi an ninh mang
Sir dung cac thiet bi kiem soat viec ra vao tru so lam viec nhu : cac the tir, ma dien tir, the thong minh hoac cac thiet bi nhan dang nhan tic nhu kiem tra van tay, yang mac hoac gi9ng noi. Cac bien phap khac co the la sao ltru du lieu vao nhimg nori an toan, danh diu nhan clang tia cue tim, cac he th6ng phat hien xam pham nhu camera va chuong bao dOng.