Cách thiết lập đường hầm web an toàn

Cach thiet lap duong ham web an toan

Neu la mot nguoi hay phai lam viec luu dong thi chac chan se co lan ban phai truy cap vao cac mang khong day cong cong. Chac chan roi vao hoan canh nhu vay ban se phai chuan bi mot so cach de tu bao ve minh. Co nhieu cach thuc de bao ve an toan du lieu cho ban trong nhung truong hop ban can truy cap o nhung mang nhu vay, chang han nhu su dung mang rieng ao cua cong ty – neu co the – hoac mot duong ham web ma hoa nhu Hotspot Shield.

Tuy nhien neu khong co VPN cong ty va khong muon gap rat nhieu quan cao khi su dung Hotspot Shield, ban van co mot lua chon khac van co the bao mat duoc luu luong khong day cua ban, day la cach tao duong ham ma chung toi se gioi thieu cho cac ban trong bai.

Tao duong ham cho luu luong du lieu

Du mang khong day cong cong ma ban su dung duoc bao ve mat khau hay tra tien theo phut di chang nua thi bat cu ai ket noi voi mang do cung deu co the do tham luu luong HTTP cua ban.
Tuy nhien chung ta co the khac phuc duoc van de nay bang cach tao mot duong ham ma hoa de thong qua do co the gui di luu luong web, duong ham do se bat dau tu laptop va ket thuc o mot vi tri duoc biet den nhu diem cuoi biet truoc cua no. Tu day, duong ham co the dinh tuyen cac yeu cau web cua ban den mang Internet cong cong.

Ro rang, khi luu luong ra ben ngoai duong ham, no se la doi tuong duoc nghien cuu – tu cac ISP, luat phap, hoac gi gi do tuong tu nhu vay – nhung trong khi du lieu cua ban se duoc truyen tai thong qua mot hotspot cong cong thi viec luot web cua ban la an toan.

Trong so do o tren, nguoi dung tai mot hotspot khong day cua mot quan ca phe dung mot tuyen truc tiep den website (mau do), nhung ban lai su dung mot duong ham ma hoa de che chan cho minh trong mang hotspot. Khi o diem cuoi cua duong ham, luu luong web cua ban se di qua mang Internet thong qua cac phuong phap khong ma hoa thong thuong (mau do) de den website dich.

De dang va tiet kiem thong qua SSH

Cach don gian nhat de thiet lap mot duong ham web an toan cho rieng ban la tra phi hang thang cho mot cong ty hosting nao do de ho thuc hien tat ca cac cong viec kho khan nhu thiet lap may chu, cai dat he dieu hanh, va bao dam may chu do hoat dong 24 gio moi ngay voi kha nhieu nang luong tieu thu. Mot so nguoi thich phuong phap nay vi khong bi phien phuc voi cac tuong lua, va cung khong phai de may tinh chay khi ban dang o tren duong.

Bat cu nha cung cap hosting chia se nao cung thuc hien duoc cac muc dich cua ban, mien la cong ty ho cung cap su truy cap den may chu secure shell (SSH). SSH la mot phien ban ma hoa cua telnet, mot trong nhung giao thuc dau tien cua Internet, duoc su dung de gui cac thong tin giua hai may tinh.

Mot so nguoi dung co the thich su dung HostGator, hang co mot trung tam du lieu lon tai Houston. Goi hosting “Hatchling” co ban cua cong ty nay chi roi vao khoang 5$ moi thang, vi vay chi can bo ra mot khoan khong dang ke ban co the co duoc mot duong ham bao mat cho rieng minh. Khi HostGator tao tai khoan cua ban, ban se nhan cac thong tin dang nhap cua minh va may chu se duoc gan cho ban. Tu day, ban co the thiet lap mot Web proxy bang cach su dung cac lenh SSH. Chung toi se minh chung tren ca hai phien ban he dieu hanh OS X va Windows; nguoi dung Linux co the thuc hien theo va thuc hien mot so dieu chinh nho o nhung cho can thiet.

Tao mot may khach SSH

OS X co mot tien ich dong lenh SSH client, vi vay tat ca nhung gi ban can thuc hien la mo Terminal (nam trong thu muc Utilities ben trong thu muc Application). Ban se thay nhac lenh co username va ten may tinh cua ban, theo sau la ky hieu $. Tat ca cac lenh trong phan duoi day se la nhung thu ban danh vao ben canh ky hieu do.

Tren Windows, ban can download chuong trinh may khach SSH. Co rat nhieu lua chon cho ban nhung phan mem mien phi pho bien nhat van la PuTTY.

Nguon: tuonglua.net