The SC4-HSM, a fully open USB hardware secure module

In plain words

The SC4-HSM is an open-source USB hardware secure module that manages cryptographic keys and performs security operations. Designed for developers and organizations needing hardware-based key storage, it provides physical security for sensitive cryptographic material. The device operates as a standalone USB peripheral, offering transparent integration with standard security protocols. Its fully open design allows users to inspect and verify the implementation, making it suitable for those requiring auditable security infrastructure.

written from the facts on this page · September 2026

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