Hoé-piah

佇 (Tī)資訊 (chu-sìn)技術 (ki-su̍t)，火壁 (hoé-piah) (firewall) 指 (chí)1款 (khoán)安全 (an-choân)裝置 (chong-tì)抑 (ia̍h)家私 (ke-si)，通 (thang)根據 (kin-kù)所有者 (só͘-iú-chiá)的 (ê)需要 (su-iàu)來 (lâi)允准 (ún-chún)，拒絕 (kū-choa̍t)，抑代理 (tāi-lí) (proxy) 資料 (chu-liāu)的相接 (sio-chiap)。火壁一般 (it-poaⁿ)分 (hun)軟體 (nńg-thé)的 (an帶 (toà)電腦 (tiān-náu)的記持 (kì-tî)內面 (lāi-bīn)) 佮 (kap)硬體 (ngē-thé)的 (an帶獨立 (to̍k-li̍p)的裝置內面)。火壁的基本 (ki-pún)工課 (khang-khoè)是 (sī)管制 (koán-chè)踮 (tiàm)信重 (sìn-tiōng) (trust) 無 (bô)仝 (kâng)的電腦網路 (bāng-lō͘)之間 (chi-kan)來去 (lâi-khì)的交通 (kau-thong) (traffic)，像 (chhiūⁿ)講 (kóng)Internet (未顆得 (bē-khò--tit)) 佮intranet (懸度 (koân-tō͘)會 (ē)信靠 (sìn-khò)) 中央 (tiong-ng)的交通。

火壁會當 (ē-tàng)阻擋 (chó͘-tòng)歹意 (pháiⁿ-ì)的hacker探看 (thàm-khoàⁿ)電腦系統 (hē-thóng)的弱點 (jio̍k-tiám)。嘛 (Mā)有 (ū)火壁兼 (kiam)掠 (lia̍h)病毒 (pēⁿ-to̍k)抑是 (a̍h-sī)其他 (kî-thaⁿ)的惡質 (ok-chit)資料。

外部 (Guā-pōo)lên-ket

• Evolution oftheFirewall Industry – discusses different architectures， how packets are processed， and provides a timeline of the evolution。(英語)
• AHistory and Survey of Network Firewalls – provides an overview of firewalls at various ISO levels， with references to original papers where early firewall work was reported。(英語)