6G • Core Network
Core Identity Concealer
SUCI De-Anonymization Prevention Engine
The cryptographic privacy engine inside the core network that decrypts concealed subscriber identities (SUCI) without exposing them to side-channel leakage.
Technical Explanation
In mobile networks, devices conceal their permanent identity (SUPI) by encrypting it with the operator's public key into a Subscription Concealed Identifier (SUCI). To prevent side-channel power analysis attacks inside the datacenter, the Core Identity Concealer utilizes constant-time cryptographic libraries and hardware-isolated security enclaves to decrypt SUCIs. This ensures that attackers cannot correlate encrypted tokens to track citizen movements.
Key Functions
- Constant-time cryptographic decryption of SUCI tokens preventing side-channel leakage
- Hardware-isolated security enclave execution ensuring subscriber identity privacy
- Rotating operator public keys dynamically to prevent long-term cryptanalysis attacks
- Complete prevention of IMSI-catcher and false base station tracking attacks
- Compliance with strict international data protection and citizen privacy mandates
Specifications
3GPP Rel-19 TS 33.501 Evolution, NIST Cryptographic Standards
Interfaces
SUCI-Dec-CorePQC-Enclave-Bus
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