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[Cyberpedia](https://www.paloaltonetworks.tw/cyberpedia?ts=markdown) 2. [Cloud Security](https://www.paloaltonetworks.com/cyberpedia/cloud-security?ts=markdown) 3. [零信任與 SASE 如何合作](https://www.paloaltonetworks.tw/cyberpedia/zero-trust-and-sase?ts=markdown) 目錄 * [雲端與行動力的挑戰](#challenges) * [SASE 和零信任網路存取的優點](#benefits) # 零信任與 SASE 如何合作 目錄 * [雲端與行動力的挑戰](#challenges) * [SASE 和零信任網路存取的優點](#benefits) 1. 雲端與行動力的挑戰 * [1. 雲端與行動力的挑戰](#challenges) * [2. SASE 和零信任網路存取的優點](#benefits) [零信任](https://www.paloaltonetworks.tw/cyberpedia/what-is-a-zero-trust-architecture?ts=markdown) 是一種安全策略,它完全消除了網路中的信任概念,並要求在授予公司網路和資料存取權之前進行內容檢查。知名產業研究公司 Forrester Research 表示,零信任解決方案必須: 1. 確保所有資源都能安全存取,無論其位於何處 2. 利用最低權限存苃策略並嚴格執行存取控制 3. 檢查並記錄所有流量 隨著組織採用雲端,他們應用安全的方式也需要調整。零信任網路存取 (ZTNA) 是一種強調遵守應用程式零信任原則的模式,不論應用程式位於何處,包括雲端。 ## 雲端與行動力的挑戰 如今,應用程式、資料和使用者無處不在 - 在資料中心、雲端、多種軟體即服務 (SaaS) 應用程式、行動使用者等。因此,企業很難獲得應用程式和資料的完整可視性,更遑論控制和管理誰可以存取這些資產。 許多公司嘗試使用多點產品來克服這些問題,例如 [安全網路閘道](https://www.paloaltonetworks.tw/cyberpedia/what-is-secure-web-gateway?ts=markdown)、 [防火牆](https://www.paloaltonetworks.tw/cyberpedia/what-is-a-firewall?ts=markdown)防火牆[遠端存取](https://www.paloaltonetworks.tw/cyberpedia/what-is-remote-access?ts=markdown) [VPN](https://www.paloaltonetworks.tw/cyberpedia/what-is-a-vpn?ts=markdown)。然而,隨著應用程式遷移到雲端,流量不再需要經過 VPN,這就產生了一個悖論,因為 [Proxy](https://www.paloaltonetworks.tw/cyberpedia/what-is-a-proxy-server?ts=markdown) 和安全網路閘道無法為私人雲端應用程式提供流量隧道。因此,組織一直在尋找一種可替代遠端存取 VPN 的方案,以同時滿足雲端和資料中心應用程式的需求。 有鑑於這些需求,ZTNA 促成了軟體定義週邊點產品的發展,以補足 Proxy 的不足。這些都是針對私人應用存取的使用個案,但也會推高部署點產品的數量。有些還會繞過安全政策的執行,因為它們會避開通常應用於網際網路流量的檢查。 ## SASE 和零信任網路存取的優點 領先的研究與諮詢公司 Gartner 已經確認了一種稱為 安全存取服務邊緣 (SASE;讀作「sassy」)的安全模式。此模式將 ZTNA、 [雲端存取安全代理](https://www.paloaltonetworks.tw/cyberpedia/cloud-access-security-brokers?ts=markdown) (CASB)、 [防火牆即服務](https://www.paloaltonetworks.tw/cyberpedia/what-is-firewall-as-a-service?ts=markdown) (FWaaS)、 [資料遺失保護](https://www.paloaltonetworks.tw/cyberpedia/data-loss-prevention-protecting-your-sensitive-enterprise-data?ts=markdown) (DLP) 等網路與網路安全性服務,整合為單一全面的資料安全性解決方案,可支援所有流量、應用程式與使用者。此模式還可讓公司快速驗證使用者、識別並減輕潛在的安全威脅,以及全面檢查內容。SASE 意謂著組織不必像以往使用傳統 Proxy 和軟體定義周界產品時一樣,建立獨立的基礎架構來同時處理網際網路和私人應用程式。 換句話說,結合 [SASE 和零信任原則](https://www.paloaltonetworks.com/blog/2020/01/cloud-zero-trust-network-access/),企業可以透過單一的解決方案達成 ZTNA,在整個網路中一致地應用和執行安全性政策。 **此方法的優點包括** * 更強大的網路安全性 * 簡化網路管理 * 大幅降低與大規模部署安全相關的成本 * 整個網路的單一整體檢視 請參閱我們的電子書 [「有效 SASE 解決方案的十大原則](https://start.paloaltonetworks.tw/10-tenets-sase.html) 」,進一步瞭解完整 SASE 平台的內容。 **更多 Zero Trust 和 SASE 文章:** * Cyberpedia: [什麼是 SASE?](https://www.paloaltonetworks.tw/cyberpedia/what-is-sase?ts=markdown) * 網路資源:[Prisma Access](https://www.paloaltonetworks.tw/sase/access?ts=markdown) * 網路資源:[安全行動存取](https://www.paloaltonetworks.tw/sase/ztna?ts=markdown) 相關內容 [什麼是零信任網路存取 (ZTNA)? 瞭解零信任網路存取 (ZTNA) 如何運作,並為您的遠端使用者提供更好的存取控制。](https://www.paloaltonetworks.tw/cyberpedia/what-is-zero-trust-network-access-ztna?ts=markdown) [零信任網路存取使用個案網頁 Prisma Access 已整合零信任網路存取 2.0 功能,協助提供安全、遠端使用者及應用程式的最低權限存取。](https://www.paloaltonetworks.tw/sase/ztna?ts=markdown) [Forrester New Wave:零信任網路存取 Prisma Access 在首份報告 The Forrester New Wave^™^ 中被認定為領導者:零信任網路存取 (ZTNA),2021 年第三季。閱讀今天的報告。](https://start.paloaltonetworks.tw/sse-start-with-ztna-leader.html) [零信任網路存取互動式 在此互動式中,瞭解零信任網路存取 (ZTNA) 如何協助確保雲端安全性。](https://www.paloaltonetworks.com/resources/infographics/secure-the-cloud--zero-trust-network-access#!/home) ![Share page on facebook](https://www.paloaltonetworks.com/etc/clientlibs/clean/imgs/resources/facebook-circular-icon.svg) ![Share page on linkedin](https://www.paloaltonetworks.com/etc/clientlibs/clean/imgs/resources/linkedin-circular-icon.svg) [![Share page by an email](https://www.paloaltonetworks.com/etc/clientlibs/clean/imgs/resources/email-circular-icon.svg)](mailto:?subject=%E9%9B%B6%E4%BF%A1%E4%BB%BB%E8%88%87%20SASE%20%E5%A6%82%E4%BD%95%E5%90%88%E4%BD%9C&body=%E9%80%8F%E9%81%8E%E7%B5%90%E5%90%88%20SASE%20%E8%88%87%E9%9B%B6%E4%BF%A1%E4%BB%BB%E5%8E%9F%E5%89%87%EF%BC%8C%E4%BC%81%E6%A5%AD%E5%8F%AF%E9%80%8F%E9%81%8E%E5%96%AE%E4%B8%80%E8%A7%A3%E6%B1%BA%E6%96%B9%E6%A1%88%E5%AF%A6%E7%8F%BE%20ZTNA%EF%BC%8C%E5%9C%A8%E6%95%B4%E5%80%8B%E7%B6%B2%E8%B7%AF%E4%B8%AD%E6%87%89%E7%94%A8%E5%AE%89%E5%85%A8%E6%80%A7%E6%94%BF%E7%AD%96%E3%80%82%20at%20https%3A//www.paloaltonetworks.com/cyberpedia/zero-trust-and-sase) 回到頁首 {#footer} ## 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