This EventTypeis defined in OPC 10000-3. Its representation in the AddressSpaceis formally defined in Table 27.

Table 27– AuditOpenSecureChannelEventType Definition

Attribute

Value

BrowseName

AuditOpenSecureChannelEventType

IsAbstract

True

References

NodeClass

BrowseName

DataType

TypeDefinition

ModellingRule

Subtype of the AuditChannelEventTypedefined in 6.4.5, which means it inherits the InstanceDeclarations of that Node.

HasProperty

Variable

ClientCertificate

ByteString

PropertyType

Mandatory

HasProperty

Variable

ClientCertificateThumbprint

String

PropertyType

Mandatory

HasProperty

Variable

RequestType

SecurityTokenRequestType

PropertyType

Mandatory

HasProperty

Variable

SecurityPolicyUri

String

PropertyType

Mandatory

HasProperty

Variable

SecurityMode

MessageSecurityMode

PropertyType

Mandatory

HasProperty

Variable

RequestedLifetime

Duration

PropertyType

Mandatory

This EventTypeinherits all Propertiesof the AuditChannelEventType. Their semantic is defined in 6.4.5. The SourceNamefor Eventsof this type shall be “SecureChannel/OpenSecureChannel”. The ClientUserId is not available for this call, thus this parameter shall be set to ”System/OpenSecureChannel”.

The additional Propertiesdefined for this EventTypereflect parameters of the Servicecall that triggers the Event.

ClientCertificateis the clientCertificate parameter of the OpenSecureChannel Servicecall.

ClientCertificateThumbprint is a thumbprint of the ClientCertificate. See OPC 10000-6for details on thumbprints.

RequestTypeis the requestType parameter of the OpenSecureChannel Servicecall.

SecurityPolicyUriis the securityPolicyUri parameter of the OpenSecureChannel Servicecall.

SecurityModeis the securityMode parameter of the OpenSecureChannelServicecall.

RequestedLifetimeis the requestedLifetime parameter of the OpenSecureChannelServicecall.