scapy.contrib.exposure_notification¶

Apple/Google Exposure Notification System (ENS), formerly known as Privacy-Preserving Contact Tracing Project.

This module parses the Bluetooth Low Energy beacon payloads used by the system. This does not yet implement any cryptographic functionality.

More info:

Bluetooth protocol specifications:

v1.1 (April 2020)
v1.2 (April 2020)

class scapy.contrib.exposure_notification.Exposure_Notification_Frame(*args, **kargs)¶

Bases: scapy.packet.Packet, scapy.layers.bluetooth.LowEnergyBeaconHelper

Apple/Google BLE Exposure Notification broadcast frame.

aliastypes¶

build_eir()¶: Builds a list of EIR messages to wrap this frame.

fields_desc¶

Display RFC-like schema

 0                   1                   2                   3
 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|           IDENTIFIER          |            METADATA           |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+

                 Fig. Exposure_Notification_Frame

Exposure_Notification_Frame fields¶
identifier	`StrFixedLenField`	`None`
metadata	`StrFixedLenField`	`None`