Coined in late 2019 by Neil MacDonald and Joe Skorupa of Gartner®, SASE (secure access service edge) describes a strategy that converges cybersecurity and WAN edge networking to address challenges that organizations are facing now. Specifically, organizations need to manage an ever-growing technology stack across an increasingly dynamic “service edge” that now includes branches, mobile users, SaaS applications, and shifts in data centers between on-premises and the cloud.
Individual cybersecurity technologies, like SD-WAN, WAN optimization, NGFW, ZTNA, SWG, CASB, and more, frequently lead to scalability problems if left as separate services. This scaling issue is compounded if these technologies must also be self-managed, upgraded, and maintained.
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