RIC (RAN Intelligent Controller)

In telecom networks, the RIC is an Open RAN component that hosts control logic for the radio access network, split into a Non-Real-Time RIC (within the SMO) and a Near-Real-Time RIC. It runs xApps and rApps that optimize radio resource management, mobility, and security policies.

Categories: Radio Access NetworkCloud and Virtualization

RIC in context

The radio access network is the layer where mobile devices attach to the operator's infrastructure. Attacks in this layer include IMSI catching, rogue base stations, downgrade attacks and jamming, and defenses hinge on mutual authentication, integrity-protected signaling and Open RAN supply-chain hygiene.

Moving network functions off dedicated hardware into NFV, Kubernetes and Open RAN reshapes the threat model. Isolation now depends on hypervisor, container and service-mesh controls, and supply-chain security around images, Helm charts and RIC xApps becomes as important as protocol-layer defenses.

To place RIC in the wider telecom-security picture, review rApp, SMO, Cloud RAN, RAN, RRH and xApp.

Related terms

Equipment

O-RAN units and RIC (O-RU, O-DU, O-CU, RIC, SMO)

Articles in the P1 mobile network security guide

Related topic hubs

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