RSA-4096 Cryptographic Fulfillment Center

License Activation & Fulfillment Portal

Bind your server fingerprint to generate your offline zkdigital.license, track and re-download existing certificates, or submit a hardware migration request.

Bind Host Fingerprint & Generate Signed Certificate

Enter your purchase Activation Code and target server Machine Fingerprint (MCH-XXXX-XXXX-XXXX). Our vault signs your offline certificate immediately and emails a backup copy.

How to Get Your Machine Fingerprint?

Method A: 1-Click Copy in Admin UI (Easiest)

Log into your running ZK Digital instance → Open Admin → License Management (/admin/license) → Click the Copy icon next to Server Machine Fingerprint.

Method B: Run Probe Script in Linux Terminal

./tools/probe/zkprobe.sh --id

How to Promote Trial to Production (No Re-Download)

Keep your existing 14-day Trial instance running — no re-download or reinstall needed.
Open `/admin/license` in your instance and click 'Upload .license file' to select your downloaded `zkdigital.license`.
Click 'Confirm & Hot-Reload'. Full seat quotas unlock in 1 second with 100% of your trial data and custom apps preserved!

Trial-to-Production Lifecycle: Zero Re-Installation

How Trial Promotes to Production in 4 Simple Steps

The Trial release and Production release share the exact same full-feature binary. Everything you build during your 14-day evaluation promotes in-place the moment you apply your license.

No Re-Download · Zero-Downtime Reload · Email Backup

STEP 01

Evaluate

Try Online or Self-Host 14 Days

Explore the full-permission online sandbox (including App Builder Studio), or run the standard release with no license for an automatic 14-day, 5-seat evaluation.

Copy your host fingerprint MCH-XXXX in 1 click from Admin → License UI

STEP 02

Purchase

Purchase Plan & Get Activation Code

Select your seat tier on the Pricing page (online checkout or enterprise invoice) and immediately receive your Activation Code via email.

Instant order entitlement recorded in our fulfillment ledger

STEP 03

Bind & Sign

Bind Machine ID & Generate License

Enter your Activation Code, Legal Company Name, and Machine ID (MCH-XXXX) in the Activation Portal to sign your hardware-bound certificate.

Instant browser download + automatic email backup delivery

STEP 04

Hot-Reload

1-Click In-Place Hot Reload

Upload or paste zkdigital.license in your running instance's /admin/license page. Unlocks full seats immediately with zero reinstall and 100% data preserved!

No re-download · Zero service restart · 100% trial work kept

1. Where do I send my Machine ID?

Copy MCH-XXXX from your instance's Admin → License page and submit it directly in our self-service Activation Portal.

2. Where do I receive & track my license?

Your browser downloads zkdigital.license immediately AND we email a backup copy. You can also look up and re-download it anytime in the Portal.

3. Do I need to re-download after paying?

Never! Even if your 14-day trial expired into read-only mode, simply upload zkdigital.license in /admin/license to unlock immediately.