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An ninh mang tai Viet Nam: Nong lam roi!

1,4 trieu may tinh bi nhiem virus “noi” trong mot tuan dau thang 9/2006, hang tram trang web bi hacker trong nuoc va nuoc ngoai tan cong la vai con so ve tinh trang an ninh mang o Viet Nam. Trung tam Ung cuu Khan cap May tinh Quoc gia (VNCERT) cho biet se tap trung vao viec dieu phoi de doi pho nhanh chong voi nhung van de an ninh tren moi truong mang.

Sot dich virus “noi”

Theo VNCERT, uoc tinh co khoang 1,4 trieu may tinh o Viet Nam da bi nhiem cac virus “noi” phat tan qua dich vu chat Yahoo! Messenger trong khoang mot tuan dau thang 9/2006. Day la con so tuong doi bat ngo boi theo thong ke moi day cua Trung tam An ninh mang Bach Khoa (BKIS), co khoang 550.000 may tinh o Viet Nam da bi nhiem cac virus “noi” xuat hien trong thang 9.

Giai thich ve con so tren, VNCERT cho biet ngay sau khi xuat hien cac virus phat tan qua Yahoo! Messenger vao dau thang 9, trung tam nay da gui mot cong van de nghi 6 ISP lon phoi hop ngan chan su lay lan cua cac virus nay. Theo VNCERT, cac virus phat tan cua Yahoo1 Messenger chu yeu lay lan tu mot vai ten mien dat o nuoc ngoai. Do do, neu chan ket noi den cac ten mien nay co the cham dut su phat tan cua cac virus.

Ngay sau cong van cua VNCERT, NetNam cho biet, chi trong mot ngay, cong ty da ghi nhan duoc khoang 5000 luot truy xuat vao 6 nguon phat tan virus tu he thong cua NetNam. NetNam la ISP nho, chiem 2,58 thi phan thue bao Internet. Neu tinh quy doi cac ISP con lai theo cach don gian, so luong may tinh o Viet Nam bi nhiem cac virus nay uoc khoang 200.000 may tinh trong mot ngay, va trong mot tuan la 1,4 trieu may tinh bi nhiem.

Mot dai dien cua VNCERT cho rang, neu gia dinh moi may tinh mat khoang 2 USD chi phi khac phuc hau qua, chung ta da mat khoang 2,8 trieu USD (hon 40 ty dong) vi may con virus “noi” nay. Do la chua ke neu cac virus nay pha hoai du lieu thi hau qua se khong the nao do dem duoc, dai dien VNCERT cho biet.

Theo thong ke cua BKIS, chi trong thang 9/2006, co toi 10 virus “noi” lay lan qua Yahoo! Messenger lien tiep tung duoc len mang. Ong Nguyen Tu Quang, giam doc BKIS cho biet thang 9 cung la thang ky luc ve so luong virus, trung binh moi ngay xuat hien 3 virus moi.

Toi pham bat dau chuyen nghiep

May ngay vua qua, hang loat ten mien cua Cho dien tu, san giao dich thuong mai dien tu cua Cong ty Giai phap Phan mem Hoa Binh lien tiep bi hacker tan cong chiem doat ten mien. Cuoc tan cong vao Cho dien tu keo dai lien tiep trong vong 10 ngay cuoi thang 9/2006 khien cong ty nay phai tu bo ten mien quoc te, chuyen moi hoat dong ve ten mien .vn.

Ong Nguyen Tu Quang cho biet BKIS dang phoi hop voi don vi phong chong toi pham cong nghe cao dieu tra. Tuy nhien, theo ong Quang cho biet, nhung ghi nhan ban dau cho thay day la vu tan cong duoc chuan bi rat ky luong, co the co su tham gia cua nhieu hacker.

Truoc do, trang web thuong mai dien tu cua cong ty Viet Co va trang web cua cong ty Nhan Hoa cung da bi tan cong tu choi dich vu, lam ngung tre hoat dong trong thoi gian dai. Thang 5/2006, trang web cua VMS Mobifone bi tan cong that thoat thong tin, sau do mot thang trang web cua VDC cung bi hack. Vao thang 1/2006, don vi dieu tra toi pham cong nghe cao, Bo Cong an da bat giu duong day an cap the tin dung quoc te.

Zone-H (dia chi thong ke nhung trang web bi hacker tan cong) da liet ke 30 trang web cua cac co quan chinh phu (.gov.vn), 10 trang web doanh nghiep va gan 20 trang web .vn khac da bi hacker tan cong tu thang 6 den cuoi thang 9/2006. Thang 8/2006, BKIS da thuc hien khao sat danh gia do an toan voi 200 trang web o Viet Nam. Ket qua co toi 50 trang web mac nhung loi bao mat nghiem trong, phan nhieu trong so nay la cac trang web .gov.vn.

Co the noi, tinh trang an ninh mang tu dau nam den nay luon nong bong. Tuy nhien, theo ong Do Ngoc Duy Trac, phu trach nghiep vu cua VNCERT, dang ngai hon la toi pham may tinh da bat dau hinh thanh cac hoat dong giong voi toi pham quoc te, mang dang dap toi pham chuyen nghiep. “May nam truoc toi pham may tinh pho bien la an cap mat khau tin dung mua sach qua mang, gan day da tien toi lam the tin dung gia de rua tien, hinh thanh cac mang may tinh ma de gui thu rac, thu quang cao, tan cong tu choi dich vu, tham chi da co dau hieu cua hoat dong bao ke tong tien cac trang web thuong mai”, ong Trac noi.

Vai tro dieu phoi quoc gia

TS. Vu Quoc Khanh - giam doc VNCERT
TS. Vu Quoc Khanh - giam doc VNCERT

Voi da phat trien ung dung CNTT-TT hien nay, ong Vu Quoc Khanh, Giam doc VNCERT cho rang thiet hai do mat an toan mang se tang nhanh va anh huong nghiem trong den phat trien kinh te neu viec dam bao an ninh mang khong duoc trien khai du muc.

Ong Khanh cho biet, VNCERT dang hoan thanh chien luoc ve an toan thong tin tren moi truong mang, trong do se dua ra nhung bien phap doi pho nhanh chong voi nhung van de anh huong den an toan thong tin tren mang.

Du kien, nhung cong viec VNCERT se trien khai tu nay den nam 2010 la xay dung cac he thong canh bao som nhung van de an ninh mang, he thong ho tro dieu tra su co va toi pham mang, he thong khac phuc diem yeu, he thong thu thap thong tin, giam sat va thong ke du lieu.

Ben canh do, VNCERT cung se chu dong xay dung co che dieu phoi, tham gia xay dung hanh lang phap ly cho van de an ninh mang, xay dung cac tieu chuan an toan thong tin va trien khai cac chuong trinh nang cao nhan thuc cong dong ve an ninh thong tin tren moi truong mang. Tuy nhien, “truoc mat trung tam nay se tap trung manh vao hoat dong dieu phoi de nhanh chong giai quyet nhung van de an ninh mang,” ong Khanh cho biet.

Theo dai dien VNCERT, nhung hoat dong dieu phoi buoc dau cua trung tam da mang lai hieu qua ro ret. Vi du, moi day nhat trong vu trang web cua Cho dien tu bi tan cong, VNCERT da nhanh chong yeu cau cac ISP tien hanh co lap qua trinh phan giai ten mien cua Chodientu.com trong khi cho doi Register.com (noi Cho dien tu dang ky ten mien) khac phuc su co va yeu cau cac ISP trong nuoc ngan chan truy xuat vao nguon dang phat tan virus. Do do, trang web cua Chodientu nhanh chong tro lai hoat dong binh thuong mac du Register.com van chua khac phuc xong su co.

Truoc do, vao dau thang 9/2006, nham han che su phat tan cua cac virus “noi” lay lan qua Yahoo! Messenger, VNCERT da gui mot van ban yeu cau su phoi hop cua cac ISP trong nuoc. Ong Trac cho rang neu cac ISP nghiem tuc thuc hien yeu cau ngan chan ket noi den cac nguon phat tan cac virus nay, thi chi trong vai phut co the chan dung su lay lan.

“Nhung co le day la van de chua co tien le, nen mot so ISP khong tich cuc phoi hop”, ong Trac cho biet. Tuy nhien, dai dien VNCERT khang dinh, sap toi trung tam nay se dua ra nhung quy che rang buoc, yeu cau cac ISP phoi hop trong viec doi pho voi nhung van de an toan thong tin tren moi truong mang.

By Do Duy (Bao Buu dien)

Article source http://w4rum.com/6.t

[By Phan Vien] [10/Oct/06]
 
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