Read .p12 in the browser
Upload a file, enter the passphrase, and inspect IIN, full name, expiry, template, and thumbprint. The file and passphrase do not leave your computer.
Signex features
A complete view of what Signex does for managing your electronic digital signatures, with links to docs and examples.
All NCA RK certificate types
RSA 2048, GOST 34.10-2015, GOST 2022. Templates for individuals, legal entities, organization seals, and public servants.
Expiry tracking
Certificates show clear status: valid, expiring soon, expired, not yet valid. Warnings appear as dates approach.
One primary certificate
Mark one certificate as primary. Its data appears in your profile and the /me API response.
Account audit log
Every login, certificate link, and passphrase change is written to the audit trail.
Multilingual UI
Full support for Kazakh, Russian, and English. Language switches instantly and is saved to the profile.
REST API integration
OpenAPI 3.0 spec, cookie authentication, CSRF protection, request limits. Integrate Signex into your workflow.
Safe account deletion
Delete the account at any time. Your data, including certificates, is removed fully. Audit rows remain anonymized.
Coming soon
Team access for multiple users in one organization
Browser document signing without NCALayer (GOST 2022 only)
SDKs for C#, Python, JavaScript
Open your first certificate in Signex
Registration is free. The private key stays on your computer.