InterSession Web Gateway

An Alternative To TN3270 Clients, Plug-in's And Middleware

Web Browser Connectivity

Access mainframe applications securely from any modern web browser (Chrome, Firefox, Edge) with no plug-ins or middleware. Delivers full 3270 terminal emulation as webpages, ensuring seamless, encrypted access to legacy systems.

Unified Mainframe-Based 3270 Sessions Management

InterSession Web Gateway runs entirely on the mainframe, alongside the TN3270 Session Manager, sharing the same administrative tools, batch utilities, and flexible security model. This unified architecture simplifies configuration and access control across both browser-based and traditional TN3270 users—reducing complexity and ensuring consistent policy enforcement.

Simplifies 3270 Access and Cuts Costs

Web Gateway’s 100% mainframe-based architecture eliminates the need for TN3270 clients plug-ins and middleware, reducing administrative overhead and simplifying 3270 access management. It’s included with InterSession Session Manager at no additional cost, and is also available separately with cost-effective per-connection pricing.

Resources

InterSession Web Gateway

Features Overview

  • Delivers 3270 screens as web pages
  • Simulates true 3270 TE functionality
  • No support required outside the mainframe
  • Secure FIPS 140-2 HTTPS connections
  • Flexible security with support for RACF, CA-TopSecret, CA-ACF/2
  • Fully host controlled: centralized installation, administration, support, and access to its own assets
  • Customizable Login and Menu Selection pages
  • No installation, middle-tier servers or plugins required; only a web browser and pre-defined URL
  • Secure host access without the need for a VPN
  • Included with InterSession Session Manager at no additional cost. Available separately with cost-effective per-connection pricing.
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