Sichere Datenverteilung in einem Mikroprozessor-Basierten System-On-Chip mit Versteckten Geheimen vor dem Mikroprozessor

Details

Veröffentlichungs-Nr.

EP4783053

Anmeldetag

21. Januar 2026

Veröffentlichung

29. Juli 2026

Rechtsraum

EP

Abstract

An example apparatus includes a circuit configured to implement a security function; a first memory configured to store first data comprising secrets; a processor configured to execute software, the software configured to execute instructions to read a secret from the first memory and supply the secret to the circuit; a second memory whose data is inaccessible to the software; and an interconnect coupled to the first memory, the second memory, the processor, and the circuit, the interconnect configured to receive the programmatic data transfer requests from the processor, read the secret from the first memory, write the secret to the second memory, read the secret from the second memory, and supply the secret to the circuit.

Anmelder

Firma

Avago Technologies International Sales Pte. Limited

Land

🇸🇬 Singapur