VPN VPN Internet VPN Internet VPN Tunneling Encryption

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VPN簡介 • VPN架構圖 Internet VPN Internet傳輸

VPN簡介 • VPN架構圖 Internet VPN Internet傳輸

VPN實施技術 • • 通道技術(Tunneling) 加解密技術(Encryption and Decryption) 密鑰管理技術(Key management) 認證技術(Authentication)

VPN實施技術 • • 通道技術(Tunneling) 加解密技術(Encryption and Decryption) 密鑰管理技術(Key management) 認證技術(Authentication)

VPN實施技術 • 認證技術(Authentication) – – X. 509憑證(Certification) PAP (Password Authentication Protocol) CHAP (Challenge Handshake

VPN實施技術 • 認證技術(Authentication) – – X. 509憑證(Certification) PAP (Password Authentication Protocol) CHAP (Challenge Handshake Authentication Protocol) RADIUS (Remote Authentication Dial-in User Service)

IP Sec協定 • AH 認證 IP datagram 原始IP標頭 (IP Header) IP 負載資料 (IP Payload)

IP Sec協定 • AH 認證 IP datagram 原始IP標頭 (IP Header) IP 負載資料 (IP Payload) AH 傳輸模式 原始IP標頭 (IP Header) AH標頭 IP 負載資料 (IP Payload) 認證 AH 通道模式 (New IP Header) AH標頭 原始IP標頭 (IP Header) 認證 IP 負載資料 (IP Payload)

IP Sec協定 • ESP 協定 傳輸模式 原始IP標頭 (IP Header) ESP Header IP 負載資料 (IP

IP Sec協定 • ESP 協定 傳輸模式 原始IP標頭 (IP Header) ESP Header IP 負載資料 (IP Payload) 認證 通道模式 新IP標頭 ESP Header 原始IP標頭 (IP Header) ESP認證 加密 IP 負載資料 (IP Payload) 加密 認證 ESP Trailer ESP 認證

Tunneling PH 671 Transport Tunneling MIM Scanning tunnelingTunneling PH 671 Transport Tunneling MIM Scanning tunneling
Summary of Encryption What is encryption In encryptionSummary of Encryption What is encryption In encryption
Encryption What is Encryption Types of Encryption 1Encryption What is Encryption Types of Encryption 1
Asymmetric encryption Asymmetric encryption Asymmetric encryption often calledAsymmetric encryption Asymmetric encryption Asymmetric encryption often called
Introduction to Josephson Tunneling and Macroscopic Quantum TunnelingIntroduction to Josephson Tunneling and Macroscopic Quantum Tunneling
Tunneling Outline Review Barrier Reflection Barrier Penetration TunnelingTunneling Outline Review Barrier Reflection Barrier Penetration Tunneling
Lecture 16 Tunneling Tunneling l We will considerLecture 16 Tunneling Tunneling l We will consider
Meeting 191116 GTP GTPGPRS Tunneling Protocol Tunneling IPMeeting 191116 GTP GTPGPRS Tunneling Protocol Tunneling IP
Tunneling Outline Review Barrier Reflection Barrier Penetration TunnelingTunneling Outline Review Barrier Reflection Barrier Penetration Tunneling
Electron Tunneling and the Josephson Effect Electron TunnelingElectron Tunneling and the Josephson Effect Electron Tunneling
Teaching Quantum Tunneling J textbook tunneling J theTeaching Quantum Tunneling J textbook tunneling J the
Today Lecture 13 Quasiparticle tunneling special tunneling effectsToday Lecture 13 Quasiparticle tunneling special tunneling effects
4 1 VPN 1 1 VPN VPN 139382136804 1 VPN 1 1 VPN VPN 13938213680
IPSec VPN vs SSL VPN VPN SA securityIPSec VPN vs SSL VPN VPN SA security
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PRESENTAZIONE COLLEGAMENTO VPN COSE UNA VPN La VPNPRESENTAZIONE COLLEGAMENTO VPN COSE UNA VPN La VPN
Virtual Private Networks VPN Tunneling GRE IPsec TorVirtual Private Networks VPN Tunneling GRE IPsec Tor