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iv Secure Access Service Edge (SASE) For Dummies, Cisco Special Edition CHAPTER 4: SASE Components and the Cisco Approach ......... 25 Key SASE Solution Components ....................................................... 25 Software-defined wide area network ......................................... 25 Domain name system layer security .......................................... 26 Secure web gateway ..................................................................... 26 Firewall as a service ...................................................................... 26 Cloud access security broker ....................................................... 26 Zero Trust Network access .......................................................... 26 Cisco's Approach to SASE .................................................................. 27 Cisco SD-WAN: Flexible cloud-managed networking ............... 27 Cisco Umbrella: Multi-function cloud-native security .............. 28 DNS-layer security ........................................................................ 29 Secure web gateway (SWG) ......................................................... 30 Cloud-delivered firewall ............................................................... 30 Cloud access security broker (CASB) functionality.................... 31 Interactive threat intelligence ...................................................... 31 Umbrella and SD-WAN integration ............................................. 32 Cisco SecureX ................................................................................ 32 Zero Trust with Cisco Duo ............................................................ 33 Combined benefits unique to Cisco ........................................... 33 CHAPTER 5: Ten Key Takeaways .................................................................. 35 More Remote Offices and Roaming Users ...................................... 35 DIA Is the New Normal ...................................................................... 36 SaaS Apps Are Taking Over ............................................................... 36 The Old Way of Networking Is Slow and Expensive ....................... 37 Network Architecture Is Meeting New Demands ........................... 37 Look for a Solution That Reduces Cost and Complexity ............... 37 Don't Compromise on Network Performance ................................ 38 Always Keep Security Top-of-Mind ................................................... 38 Make Life Easier for Your Operations Team ................................... 39 Every Journey Starts with a Single Step ........................................... 39 These materials are © 2020 John Wiley & Sons, Inc. Any dissemination, distribution, or unauthorized use is strictly prohibited.