Tablet No.
PLOČA-HR-003
🇭🇷
HR
Carving date
2026-05-26
03
Tablet 03 of 08 · Digital identity
InscribedPushSMSEmail

eGrađani and NIAS: eIDAS-High authentication notifications for Croatian citizens

GNIAS (National Identification and Authentication System) is Croatia's eIDAS-High scheme. eGrađani portal offers 100+ e-services (Tax Admin, pension, health, eOIB). Increasingly private banks, insurance and utilities integrate NIAS. 4notify delivers notifications for new device, new IP and session revocation with quick-revoke link.
Context

Unauthorized NIAS login can lead to fiscal address change, account opening or health data access. Real-time notification allows immediate revocation.

Legal framework
Zakon o državnoj informacijskoj infrastrukturi

Defines NIAS and authorised intermediaries.

eIDAS Uredba 910/2014

NIAS notified at eIDAS High level.

Steps
01

SRCE integration

SRCE operates NIAS. Access via authorised intermediaries.

02

Multi-channel for critical events

New device/IP/revocation → push + SMS + email in parallel.

03

Quick-revoke link in SMS

SMS contains shortened URL for immediate revocation on nias.gov.hr.

Code
json
{ "template": "nias_new_device_alert", "channels": ["push", "sms"], "citizen": { "oib_obfuscated": "HR-OIB-XX-481923", "phone": "+385912345678" }, "session": { "service": "Porezna_uprava", "ip": "78.0.x.x", "device": "Chrome / Win 11", "timestamp": "2026-05-26T10:23:00+02:00" } }
Sample message
SMS

eGrađani: Login to Porezna uprava from new IP 78.0.x.x. Not you? Revoke: nias.gov.hr/revoke/481923

Checklist
  • SRCE authorised intermediary certification
  • Quick-revoke link in every notification
  • DPIA per GDPR Art. 35
What 4notify does differently

Ready templates for NIAS events with integrated quick-revoke link to nias.gov.hr.

FAQ
Does 4notify have direct NIAS access?

No. Access restricted to authorised intermediaries. 4notify serves as deliverer when intermediary forwards event.

Start free

14 days, no card. Support in Croatian and English.

Other tablets