Zenzefi Certificates - Dealer Diagnostics and Programming 26.08.2026

Zenzefi Certificates — After-Sales PKCS#12 bundle for XENTRY / Passthru connectivity

10.09.2025

Install the 12.2025 Zenzefi PKCS#12 certificates to restore XENTRY after-sales online services.

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• j2534 xentry mercedes-diagnostics dealer-diagnostics
• ⚙️ Tuning Tools & Software

Zenzefi Certificates — After-Sales PKCS#12 bundle for XENTRY / Passthru connectivity​#

What it is
Zenzefi Certificates 12.2025 is a current PKCS#12 (.P12) bundle used by Daimler/Mercedes after-sales
applications (e.g., XENTRY OpenShell / XENTRY Passthru, online add-ons, content delivery). Installing
the pack refreshes expiring client and intermediate certs so the apps can establish secure TLS sessions
with backend services.

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Frequently Asked Questions​#

• Overview & screenshots
• Version history and compatibility
• Download link and setup notes

Brief changes vs 12.2025:
• Refreshed After-Sales PKCS#12 (*.p12) certificates with new validity window (2026 series) and updated CA/CRL chain.
• Improved compatibility with recent XENTRY/OpenShell builds and Passthru/DoIP connectivity.
• Replaced/rotated intermediate roots to resolve “expired/chain not trusted” prompts; cleaner online login and SCN access.
• Pack structure: \P12\ (new bundle), \CA\ (root/intermediate), \ReadMe\ (import/cleanup steps).
Update tips: remove old Zenzefi certs...

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Brief changes vs 01.02.2026 bundle​

• New consolidated After-Sales certificate file: After-Sales_STANDARD_exp20260304.p12.
• Updated validity window through 2026-03-04 with refreshed CA/CRL chain.
• Intended for use with current XENTRY / OpenShell builds and Passthru/DoIP connections.
• Simplified pack structure: single PKCS#12 file plus short readme (no separate CA folders).

Update tips​

1. Remove old...

Click to expand...

omer said:

Included sample file (as seen on the screenshot)
• After_Sales_STANDARD_12.2025.p12 (PKCS#12 container)

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Zenzefi Certificates — After-Sales STANDARD exp. 2026-05-03

Brief changes vs 2026-03-04 bundle

• New consolidated After-Sales certificate file: After-Sales_STANDARD_exp20260503.p12.
• Validity window extended up to 03.05.2026 with refreshed CA / CRL chain.
• Tested with current XENTRY / OpenShell builds and Passthru/DoIP connections.
• Same simplified structure as previous pack – single PKCS#12 file plus short readme (no extra CA folders)...

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How to import certificate (ZenZefi-UI)​#

1. Run Xentry and login with an offline username.
2. Open ZenZefi-UI from the Start menu.
   
   
   
   
   
3. Go to Certificates and click Import, then select your certificate file.
   
   
   

• If you try to install the .p12 file by double-clicking it in Windows Explorer, Windows will ask for a password. Do not do this.
• You must use the ZenZefi-UI tool as described above. Click Import inside the application, and it will handle the certificate bundle without requiring you to input a password manually.

ZenZefi Certificates Update
Mercedes XENTRY / PassThru Connectivity​

This update provides a complete and up-to-date set of certificates required for server communication and stable XENTRY Diagnostics operation.

Validity Period:
The After-Sales certificate is valid until August 26, 2026.

Archive...

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