Zero trust network access (ZTNA) has emerged as a crucial security paradigm for organizations seeking to secure their applications and data in the cloud era. By implementing a least-privilege access model and leveraging identity and context as decision criteria, ZTNA solutions provide granular control over who can access what resources, reducing the attack surface and mitigating the risk of data breaches.
While ZTNA initially gained traction as a standalone solution, the future of this technology lies in its convergence with other security offerings, particularly secure access service edge (SASE) and software-defined perimeter (SDP). This convergence aims to create a comprehensive and integrated security solution that combines ZTNA’s secure access capabilities with additional security features like secure web gateways, cloud access security brokers, and firewall-as-a-service offerings.
Enhancing Security with SASE and SDP
As organizations continue to embrace cloud services and remote work, the demand for seamless and secure access to applications and resources from anywhere, on any device, will only grow. SASE, which combines networking and security functions into a single cloud-delivered service, is well-positioned to address this need. By integrating ZTNA capabilities into SASE offerings, vendors can provide a unified solution that not only secures access but also ensures optimal performance and user experience.
Similarly, SDP solutions, which create a secure perimeter around applications and resources, can benefit from the integration of ZTNA technologies. By combining the granular access controls and context-based policies of ZTNA with the application-level security provided by SDP, organizations can achieve a comprehensive zero-trust architecture that spans both the network and application layers.
While the convergence of ZTNA with SASE and SDP is a significant trend, it is essential to note that ZTNA will not be entirely subsumed by these broader security solutions. Many organizations may still opt for standalone ZTNA solutions, particularly those with specific use cases or unique requirements that demand a more focused approach.
The Evolution of ZTNA
In the coming 12 to 24 months, we can expect to see continued innovation in the ZTNA space, with vendors introducing new features and capabilities to address evolving security challenges. However, this innovation is likely to be incremental rather than disruptive, as the core principles of ZTNA are well-established.
Acquisitions may play a role in shaping the ZTNA market, as larger security vendors seek to bolster their offerings by acquiring promising ZTNA startups or integrating ZTNA capabilities into their existing platforms. However, given the relatively mature state of the ZTNA technology, these acquisitions are likely to be strategic moves rather than major market disruptors.
To prepare for the evolving character of the ZTNA sector, organizations should take a proactive approach to assessing their security posture and identifying potential gaps. Developing a comprehensive zero-trust strategy that aligns with business objectives and risk tolerance is crucial. Additionally, organizations should prioritize solutions that offer seamless integration with existing security infrastructure, support for diverse use cases and deployment models, and a robust vendor ecosystem.
By embracing the convergence of ZTNA with SASE and SDP, organizations can benefit from a holistic security solution that not only secures access but also optimizes performance, enhances user experience, and provides a unified framework for managing and enforcing security policies across the entire IT infrastructure.
Next Steps
To learn more, take a look at GigaOm’s ZTNA Key Criteria and Radar reports. These reports provide a comprehensive view of the market, outline the criteria you’ll want to consider in a purchase decision, and evaluate how a number of vendors perform against those decision criteria.
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