Wireshark · Display Filter Reference: Bluetooth Security Manager Protocol

Field name	Description	Type	Versions
btsmp.address_type	Address Type	Unsigned integer (8 bits)	2.0.0 to 4.4.2
btsmp.authreq	AuthReq	Unsigned integer (8 bits)	1.12.0 to 4.4.2
btsmp.bd_addr	BD_ADDR	Ethernet or other MAC address	2.0.0 to 4.4.2
btsmp.bonding_flags	Bonding Flags	Unsigned integer (8 bits)	1.10.0 to 4.4.2
btsmp.cfm_value	Confirm Value	Byte sequence	1.10.0 to 4.4.2
btsmp.ct2_flag	CT2 Flag	Boolean	4.2.0 to 4.4.2
btsmp.dhkey_check	DHKey Check	Byte sequence	2.4.0 to 4.4.2
btsmp.ediv	Encrypted Diversifier (EDIV)	Unsigned integer (16 bits)	1.10.0 to 4.4.2
btsmp.id_resolving_key	Identity Resolving Key	Byte sequence	1.10.0 to 4.4.2
btsmp.initiator_key_distribution	Initiator Key Distribution	Unsigned integer (8 bits)	1.12.0 to 4.4.2
btsmp.io_capability	IO Capability	Unsigned integer (8 bits)	1.10.0 to 4.4.2
btsmp.key_dist_enc	Encryption Key (LTK)	Boolean	1.10.0 to 4.4.2
btsmp.key_dist_id	Id Key (IRK)	Boolean	1.10.0 to 4.4.2
btsmp.key_dist_linkkey	Link Key	Boolean	2.4.0 to 4.4.2
btsmp.key_dist_reserved	Reserved	Unsigned integer (8 bits)	2.4.0 to 4.4.2
btsmp.key_dist_sign	Signature Key (CSRK)	Boolean	1.10.0 to 4.4.2
btsmp.keypress_flag	Keypress Flag	Boolean	2.4.0 to 4.4.2
btsmp.long_term_key	Long Term Key	Byte sequence	1.10.0 to 4.4.2
btsmp.max_enc_key_size	Max Encryption Key Size	Unsigned integer (8 bits)	1.10.0 to 4.4.2
btsmp.mitm_flag	MITM Flag	Boolean	1.10.0 to 4.4.2
btsmp.notification_type	Notification Type	Unsigned integer (8 bits)	2.4.0 to 4.4.2
btsmp.oob_data_flags	OOB Data Flags	Unsigned integer (8 bits)	1.10.0 to 4.4.2
btsmp.opcode	Opcode	Unsigned integer (8 bits)	1.10.0 to 4.4.2
btsmp.public_key_x	Public Key X	Byte sequence	2.4.0 to 4.4.2
btsmp.public_key_y	Public Key Y	Byte sequence	2.4.0 to 4.4.2
btsmp.random_value	Random Value	Byte sequence	1.10.0 to 4.4.2
btsmp.reason	Reason	Unsigned integer (8 bits)	1.10.0 to 4.4.2
btsmp.reserved_flags	Reserved	Unsigned integer (8 bits)	2.4.0 to 4.4.2
btsmp.responder_key_distribution	Responder Key Distribution	Unsigned integer (8 bits)	1.12.0 to 4.4.2
btsmp.sc_flag	Secure Connection Flag	Boolean	2.4.0 to 4.4.2
btsmp.signature_key	Signature Key	Byte sequence	1.10.0 to 4.4.2