Documentation

ErlySign Developer Docs

REST API reference, embedded C SDK, Python client, integration guides, and architecture deep-dives for IoT PKI.

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Quick Paths

Quickstart

Set up your CA hierarchy and issue your first device certificate in under 15 minutes. API keys, C SDK install, and first certificate provisioning.

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API Reference

Complete REST API reference: certificate issuance, renewal, revocation, CRL endpoints, OCSP, audit log export. Includes curl examples and SDK wrappers.

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Certificate Lifecycle

How to model your CA hierarchy, configure automatic renewal windows, handle revocation, and monitor certificate health across your fleet.

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Device Attestation

TPM 2.0 and Secure Element attestation integration. Zero-touch provisioning, attestation chain verification, and device binding to X.509 certificates.

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Integration guides

By Platform

Embedded C SDK (FreeRTOS)

Zephyr RTOS integration

Python SDK

REST API (curl / HTTP)

AWS IoT Core integration

Azure IoT Hub integration

TPM 2.0 attestation

Secure Element (SE050)

Engineering support

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Our engineering team responds to technical questions within 1 business day. Pilot customers get direct Slack access to the ErlySign team.

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