probeCOCOATek 6.20200822

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”.

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)

Requirement

• Python 3.7+

Install

pip install probeCOCOATek

Usage

probeCOCOATek [-h] [-nk] [-nc] [-f {text,json}] [-v] COMMAND{list,zip,dl} [PARAM]

COMMAND{list,zip,dl}:

Command. ‘list’: Getting ZIP and TEK list with TEK distribution list. ‘zip’: Taking the ZIP’s TEK details. ‘dl’: Downloading all TEK ZIP and list JSON from TEK distribution list to the specified directory.

PARAM:

Parameter per Command. With ‘zip’, specified ZIP url or filename. With ‘dl’, Specified directory for downloading.

-nk, –no-keys: Without key information when printing ZIP and TEK list with TEK distribution list. Available with ‘list’ command.

-nc, –no-cache: ** Not work yet ** Do not use cache.

-f {text,json}, –format {text,json}: Output format type, default is ‘text’.

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

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

Exsamples

1. TEK Distribution List

$ probeCOCOATek list

#     Created                      ZIP URL / Key Data                                                 KeyCount
   1  [2020-08-03 16:23:04+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/609.zip]     [  10]
    1                              [caab200e81f6f0e208d385771c7a844c]
    2                              [270b8c5c3f9ec1c28cb2bb94468d78ab]
    3                              [db0aca0fe8afdd86eb46c03ba9a2579d]
    4                              [d4a1664a7335e28e997864702e4f2537]
    5                              [c3f85d781f070df6781a90eaf726637a]
    6                              [1c1a00dae53dbe92c54ff03f1086ea5e]
    7                              [33ea25d015aae4f683875a0ea5998f35]
    8                              [0b8fc787cc4adda36a3bb539e7486980]
    9                              [5c34250f7f2986b43e94d09ae295e44a]
   10                              [76fed3b413d6f4c3bf14e1d092598727]
   2  [2020-08-04 00:00:22+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/630.zip]     [   5]
    1                              [26d1dd4b972bdbdcdcdaa6706b3f3bee]
    2                              [50bf85a6b53d41b830b718c3298f301b]
    3                              [3b50fd16f9bf68c319a758c473ea9842]
    4                              [4d445838c792716b7e40b1dc8d23b386]
    5                              [6a9b318bbc0efafbed7e4938f2d6d2ce]
    :
   29                              [ff53ed3d71a2c24ccfc8f323e1c023d0]
   30                              [81122959f8738766fcf89da1f5ec5242]
   31                              [95a063d51ab208934b687d91a3179bc5]
   32                              [fcdd23cbe642b5ea9a3555ca94d6ba45]
ZIP Count:               118
Keys Total Count:       1985

2. TEK Distribution List without keys

$ probeCOCOATek list -nk

#     Created                      ZIP URL                                                            KeyCount
   1  [2020-08-03 16:23:04+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/609.zip]     [  10]
   2  [2020-08-04 00:00:22+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/630.zip]     [   5]
   3  [2020-08-05 00:00:09+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/631.zip]     [  20]
   4  [2020-08-05 00:00:11+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/632.zip]     [  19]
   5  [2020-08-06 00:00:26+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/651.zip]     [  27]
   6  [2020-08-06 00:00:27+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/652.zip]     [  28]
   7  [2020-08-06 00:00:27+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/653.zip]     [  29]
   8  [2020-08-07 00:00:07+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/657.zip]     [  16]
   9  [2020-08-07 00:00:09+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/658.zip]     [  17]
  10  [2020-08-07 00:00:15+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/665.zip]     [  17]
   :
 115  [2020-08-18 00:00:24+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/809.zip]     [  28]
 116  [2020-08-18 00:00:25+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/810.zip]     [  30]
 117  [2020-08-18 00:00:25+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/811.zip]     [  30]
 118  [2020-08-18 00:00:25+0900]   [https://covid19radar-jpn-prod.azureedge.net/c19r/440/812.zip]     [  32]
ZIP Count:               118

3. TEK Zip Detail

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

or

$ probeCOCOATek zip /foo/bar/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]
    :

4. Download all TEK ZIP

$ probeCOCOATek -dl tek_dir

Download done.

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