SecurityModeFailure

RRC message · TS 38.331 v19.4.0 (2026-09) · clause 6.2.2

SecurityModeFailure is an RRC message of 3GPP TS 38.331 (38331), the 5G NR Radio Resource Control (RRC) protocol.

First seen v15.3.0 (2018-09) · Not changed since

Definition

The SecurityModeFailure message is used to indicate an unsuccessful completion of a security mode command.

SecurityModeFailure ::=             SEQUENCE {
    rrc-TransactionIdentifier           RRC-TransactionIdentifier,
    criticalExtensions                  CHOICE {
        securityModeFailure                 SecurityModeFailure-IEs,
        criticalExtensionsFuture            SEQUENCE {}
    }
}

Fields (4)

Fields of SecurityModeFailure-IEs (2)

Used by (1)

• UL-DCCH-MessageType

Uses (2)

• RRC-TransactionIdentifier
• SecurityModeFailure-IEs

In the viewer

• Read SecurityModeFailure in v19.4.0
• History of SecurityModeFailure across versions
• All versions of TS 38.331
• ASN.1 index