Bosch Building Technologies · EffiLink

Replacing a disappearing network standard with a secure remote-service foundation

When ISDN was withdrawn, Bosch needed more than a technical replacement. It needed a secure, operational way to connect service technicians with safety-critical installations at customer sites.

EVIDENCE PLATE / 01EVIDENCED MECHANISM
01Customer siteinitiates
02Outbound tunnelTLS / CERT
03Service-case gateexplicitly approved
04Techniciantime bounded
OUTBOUND ONLYCERTIFICATEFAIL CLOSED
JCIM / INDUSTRIAL SYSTEM EVIDENCEREF 01–A
01Controlled outbound
02Certificate-based
03Fail closed
01

The challenge

  • The previous remote-access model depended on ISDN and could not simply be transferred to an IP environment.
  • The systems were safety-critical. Direct inbound access, uncontrolled parallel sessions and static credentials were not acceptable.
  • Earlier internal efforts had produced requirements and partial ideas, but no working end-to-end service model.
02

What JCIM did

  1. 01

    JCIM restructured the initiative around a working first proof rather than another requirements cycle.

  2. 02

    JCIM designed the overall connection architecture so that the customer-side system initiated the secure connection and access was enabled only for a valid service context.

  3. 03

    JCIM integrated the platform with the existing support and workforce-management environment, allowing the surrounding business process to determine who could do what and when.

  4. 04

    JCIM held responsibility for the implementation architecture and delivery direction; Bosch supplied the physical hardware components.

  5. 05

    The security model combined controlled outbound connectivity, certificate-based authentication, explicit session approval and fail-closed behaviour.

03

Responsibility boundary

JCIM

JCIM led

  • Connection and security architecture
  • Support-process integration
  • Implementation and delivery direction

BOSCH / PARTNERS

Bosch / partners brought

  • Physical hardware components
  • Operational and service context
  • Product and field expertise
04

What changed

01

A functioning first release was established within a few months.

02

Remote commissioning, diagnosis and maintenance became operationally possible without exposing installations to uncontrolled access.

03

The first proof created the technical and organisational foundation for the later EffiLink rollout and service expansion.

05

Human Logic

The decisive adoption condition was control. Service, IT and security teams did not need to ‘trust the cloud’; they needed a system in which access existed only inside a valid service case and could be interrupted immediately.
06

What this proves

This case shows JCIM’s core pattern: reduce a complex industrial transformation to the smallest real proof, then connect technology, security and operating process so the proof can become a service.

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