SASE also called secure access service edge is a cloud-based system that combines networking and cloud security features. It connects people, systems, and endpoints to applications and services worldwide in a safe manner. These are available as a cloud service and can be managed centrally to meet the demands of today’s dynamic operations.

SASE is unconcerned about where applications live:

Applications can be hosted on-premises, in the cloud (private or public), or as a SaaS offering. Centralized network access and authentication are not ideal for this wide distribution of applications. SASE’s distributed architecture makes it simple to conduct security functions close to the end-user while also simplifying application communication.

Centralized, dynamic, role-based policies streamline operations:

Regardless of their location, central control of security policies facilitates remote workers’ networking and security aspects. In essence, the network perimeter is the endpoint’s location, even if it is on a network that is not under the authority of the organization’s personnel. Security is implemented dynamically, with policies dependent on the connecting entity’s role.

Reduces Costs and Complexity:

A single software stack replaces appliance sprawl, lowering CAPEX and OPEX expenditures. Removing backhauled traffic flows lowers transport costs, improves data center aggregation, minimizes client-to-cloud latency, and streamlines communication network operations. By safeguarding DIA, SASE lowers the cost of private circuits and allows for more cost-effective transportation options. SASE enforces policies consistently, reducing IT complexity and pressure on IT workers. SASE’s SaaS model enables rapid expansion and technological advancements at a lower cost. SASE provides simple models to purchase, manage, and run, including per-user pricing. SASE provides client security on all devices and operating systems, including Windows, macOS, Linux, and BYOD.

Threat Prevention and Reducing Risk:

The SASE architecture allows application and resource masking, segmentation, and isolation with dispersed control and data planes. The SASE architecture provides comprehensive security at numerous points along the access chain. SASE supports inline encryption and decryption. It also includes risk profiling and evaluation depending on the user, device, and location (UEBA). The SASE fabric has security built-in, guaranteeing that all connections are verified and secured.

Increased and Optimized Performance:

SASE enhances performance and reduces latency by safeguarding DIA, resulting in a better user experience. Applying security measures in a single-pass parallel processing technique reduces latency and enhances application and network performance. By removing backhaul traffic flows, client-to-cloud latency is reduced. SASE’s cloud-native design is scalable flexibly to support WFA and rapid deployment. During peak demand periods, the distributed SASE architecture grows readily to meet traffic fluctuations and reduces delays to the user experience.

Reduced WAN costs:

The route component of SASE works similarly to SD-WAN. You should anticipate reducing or eliminating the requirement for more expensive MPLS and leased circuits in favor of VPN access over the public internet, lowering WAN expenditures. To make the WAN more efficient, WAN optimization technologies can be used. By utilizing cloud connectivity to large SaaS vendors, cloud-based SASE implementations may further optimize traffic flows. Typically, these connections are redundant and extremely dependable. Application availability may improve.

Read More: SASE in 2022!