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Experiencing VPN vulnerabilities? Time to shift to Zero-Trust Network Access

By embracing ZTNA, you can cater to your remote workforce’s security and performance demands while safeguarding vital assets. With Tata Communications’ globally distributed SASE POPs and expert managed services, implementing ZTNA becomes a breeze, ensuring your business remains secure and productive.

ZTNA vs VPN: Feature comparison

Feature

ZTNA

VPN

Security model Zero trust, identity-based Perimeter-based
Access control Application-specific access Broad network access
User experience Optimised and adaptable to user location Prone to latency, especially over long distances
Scalability Scales easily with cloud-based access Limited, challenging for large and distributed remote workforces
Risk management Reduced risk with least-privilege access Higher risk due to lateral movement
  • Security model
  • Zero trust, identity-based

  • Perimeter-based

  • Access control
  • Application-specific access

  • Broad network access

  • User experience
  • Optimised and adaptable to user location

  • Prone to latency, especially over long distances

  • Scalability
  • Scales easily with cloud-based access

  • Limited, challenging for large and distributed remote workforces

  • Risk management
  • Reduced risk with least-privilege access

  • Higher risk due to lateral movement

ZTNA solution overview

Tata Communications delivers a carrier-grade and fully managed SASE solution that combines performance with insight-driven security, making secure access both seamless and powerful. Through our offering, customers can leverage unified SD-WAN and SSE solution to kick start SASE journey.
  • Global Rapide Voice Solution

    Global SASE points of presence (POPs):

    Our extensive worldwide POP network ensures low-latency enabling seamless and efficient remote access.
  • Managed SASE services:

    Handles the complexity of deployment, monitoring, and ongoing support and maintenance, allowing your teams to focus on strategic priorities.
  • Enhanced visibility and control:

    Comprehensive visibility, of underlay, overlay and security across distributed sites, hybrid users and applications.
  • Scalability:

    Easily supports a dynamic workforce with high scalability, ideal for hybrid and remote access needs.
  • Global Rapide Voice Solution

    Global SASE points of presence (POPs):

    Our extensive worldwide POP network ensures low-latency enabling seamless and efficient remote access.
  • Managed SASE services:

    Handles the complexity of deployment, monitoring, and ongoing support and maintenance, allowing your teams to focus on strategic priorities.
  • Enhanced visibility and control:

    Comprehensive visibility, of underlay, overlay and security across distributed sites, hybrid users and applications.
  • Scalability:

    Easily supports a dynamic workforce with high scalability, ideal for hybrid and remote access needs.

Simplify secure access for your enterprise

Our Managed ZTNA takes care of User to App Segmentation, Device Security, and gateway selection, ensuring compatibility with legacy or on-prem apps during deployment.

Blogs

  • VPN vs. ZTNA: Comparing traditional and modern secure access

  • ZTNA vs VPN & SD-WAN vs MPLS: The ultimate showdown for enterprises

  • SASE and Zero Trust: The perfect partnership for modern security

  • Zero Trust Network Access (ZTNA): Features, implementation & best practices

  • VPN alternatives: Risks, challenges, & modern alternatives

  • Understanding ZTNA architecture: Building blocks for zero trust security

  • ZTNA vs. SASE: Comparing next-generation security frameworks

  • CASB vs. ZTNA: Key differences in securing cloud and network access

  • VPN vs. ZTNA: Comparing traditional and modern secure access

  • ZTNA vs VPN & SD-WAN vs MPLS: The ultimate showdown for enterprises

  • SASE and Zero Trust: The perfect partnership for modern security

  • Zero Trust Network Access (ZTNA): Features, implementation & best practices

  • VPN alternatives: Risks, challenges, & modern alternatives

  • Understanding ZTNA architecture: Building blocks for zero trust security

  • ZTNA vs. SASE: Comparing next-generation security frameworks

  • CASB vs. ZTNA: Key differences in securing cloud and network access

Customer success story

Case study

Securely connecting 18,000 remote employees in just 2 weeks

Case study

Securely connecting 18,000 remote employees in just 2 weeks

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