probeCOCOATek 5.20200813

Probe TemporaryExposureKeys and Files of Exposure Notifications System in Japan a.k.a. COCOA.

Probe TemporaryExposureKeys and Files of Exposure Notifications System in Japan a.k.a. “COCOA”.

Requirement

• Python 3.7+

Install

pip install probeCOCOATek

Usage

probeCOCOATek [-h] [-z ZIP_URL] [-ekc] [-akl] [-dl DL_DIR] [-v]

-z ZIP_URL, –zip-url ZIP_URL: TEK Zip URL. if not set, print TEK distrubuted list.

-ekc, –each-keys-count: Print keys count each zip with TEK distribution list. Only available when printing TEK distribution list.

-akl, –all-keys-list: Print a list of all keys for each ZIP, instead of TEK distribution list. Other options are ignored.

-dl, –dl-zip: Specified directory for downloading all TEK ZIP and list JSON from TEK distribution list. Other options are ignored.

-h, –help: show this help message and exit

-v, –version: show program’s version number and exit

Exsamples

1. TEK Distribution List

$ probeCOCOATek

#     Created                      TEK URL
   0  [2020-07-25 11:00:09+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/366.zip]
   1  [2020-07-25 16:00:18+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/389.zip]
   2  [2020-07-25 17:00:15+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/402.zip]
   3  [2020-07-25 18:00:11+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/415.zip]
   4  [2020-07-25 21:00:08+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/416.zip]
   :
 146  [2020-08-09 00:00:06+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/693.zip]
 147  [2020-08-09 00:00:06+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/694.zip]
 148  [2020-08-09 00:00:06+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/695.zip]
ZIP Count:         149

2. TEK Zip Detail

$ probeCOCOATek -z https://covid19radar-jpn-prod.azureedge.net/c19r/440/638.zip

start_timestamp: [2020-07-27 09:00:00+0900]
end_timestamp:   [2020-07-28 09:00:00+0900]
region:          [440]
batch_num:       [1]
batch_size:      [1]
signature_infos:
    verification_key_version:      [v1]
    verification_key_id:           [440]
    signature_algorithm:           [1.2.840.10045.4.3.2]
Keys:  (Count: [17])
    [001]:[12e603645fd3475c4c74ee8bdebcb5af]
       [transmission_risk_level       ]:[0]
       [rolling_start_interval_number ]:[2659680]
       [rolling_period                ]:[144]
    [002]:[8a0fe13019472a31f3426a1c94c3eb1b]
       [transmission_risk_level       ]:[0]
       [rolling_start_interval_number ]:[2659680]
       [rolling_period                ]:[144]
    :

3. TEK Keys List

$ probeCOCOATek -akl

#            Created                      TEK Data
   1:1       [2020-07-25 11:00:09+0900]   [40ea03a8cb3ad80df3b330b6493c69da]
   2:2       [2020-07-25 16:00:18+0900]   [8ea050eea9f05f46630a178f6fcd0f74]
   3:3       [2020-07-25 17:00:15+0900]   [3bd0b1143dae2661b1272a189a6ad463]
   4:4       [2020-07-25 18:00:11+0900]   [985e35726ff00045d8d107fd129d2528]
   5:5       [2020-07-25 21:00:08+0900]   [3fad7513f520e9ba6c9a4c3692137c79]
   6:6       [2020-07-25 22:00:10+0900]   [d59e8078beb674868c0d55cd4da6f134]
   7:7       [2020-07-26 13:00:08+0900]   [52a6cc952a072fa958619312e9b86701]
   8:8       [2020-07-26 13:00:08+0900]   [80ab4fd273709052fe1b1b1717b45fe2]
   9:9       [2020-07-26 16:00:14+0900]   [2363bbf84bc65aae0acb7477aedfe0da]
  10:10      [2020-07-26 16:00:17+0900]   [a44834b836c2302bf4031e36088f4f8a]
  11:11      [2020-07-26 17:00:06+0900]   [14bb779490ee2d38bbc199f8a35b98e8]
  11:12      [2020-07-26 17:00:06+0900]   [2d5bb13d05598f72af48cdd3c9db7223]
  12:13      [2020-07-26 17:00:08+0900]   [522a23219d005dab77e0efca677c48c3]
  12:14      [2020-07-26 17:00:08+0900]   [2e91f101edfaca20cd264182cabb2917]
  13:15      [2020-07-27 12:00:23+0900]   [5e3ee001bc705e596c0eb1f97fe131fc]
  14:16      [2020-07-27 12:00:24+0900]   [1714b924e7da1438172f03d264456c92]
  15:17      [2020-07-27 12:00:24+0900]   [246bbb6325c48829d44f00dfb373a9e3]
  16:18      [2020-07-27 14:00:12+0900]   [57103c17ce1fa8c74d52763cd75efe63]
  :
 149:1783    [2020-08-09 00:00:06+0900]   [e6fb3c70e5b931a53273061cab111851]
 149:1784    [2020-08-09 00:00:06+0900]   [58164ebfbf9a62c73e032014b69991fd]
 149:1785    [2020-08-09 00:00:06+0900]   [251ba0a4da50d516161d64ca0100c495]
ZIP Count:         149
Keys Count:       1785

4. Download all TEK ZIP

$ probeCOCOATek -dl tek_dir

Download done.

CAUTION

In Japan, the interval to access the server MUST BE AT LEAST 1 SEC to avoid being arrested by the Okazaki Police Department or the Kanagawa Prefectural Police, Therefore, some options are very slow.

Librahack Incident (Japanese)

License

MIT

Copyright (c) 2020 rocaz.net

See Also

https://developers.google.com/android/exposure-notifications/exposure-notifications-api

https://developer.apple.com/documentation/exposurenotification