dearsky/pico-hsm
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When used this tool, the device is always reset to default state.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2022-08-18 20:09:23 +02:00
parent 82f61ff1d4
commit fc6c852e09
1 changed files with 68 additions and 37 deletions
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91
burn-cvcerts.py
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@@ -16,48 +16,79 @@ class APDUResponse(Exception):
self.sw2 = sw2 self.sw2 = sw2
super().__init__(f'SW:{sw1:02X}{sw2:02X}') super().__init__(f'SW:{sw1:02X}{sw2:02X}')
def send_apdu(command, p1, p2, data): def send_apdu(card, command, p1, p2, data):
lc = [0x00] + list(len(data).to_bytes(2,'big')) lc = [0x00] + list(len(data).to_bytes(2,'big'))
le = [0x00, 0x00] le = [0x00, 0x00]
apdu = [0x00] + [command, p1, p2] + lc + data + le if (isinstance(command, list) and len(command) > 1):
response, sw1, sw2 = cardservice.connection.transmit(apdu) apdu = command
else:
apdu = [0x00, command]
apdu = apdu + [p1, p2] + lc + data + le
response, sw1, sw2 = card.connection.transmit(apdu)
if (sw1 != 0x90): if (sw1 != 0x90):
raise APDUResponse(sw1,sw2) raise APDUResponse(sw1,sw2)
return response return response
cardtype = AnyCardType() def main():
print('Pico HSM burning certificates tool v1.0')
print('Author: Pol Henarejos')
print('Report bugs to https://github.com/polhenarejos/pico-hsm/')
print('')
print('')
print('********************************')
print('* PLEASE READ IT CAREFULLY *')
print('********************************')
print('')
print('This tool will erase and reset your device. It will delete all private and secret keys.')
print('Are you sure?')
_ = input('[Press enter to confirm]')
cardtype = AnyCardType()
try:
# request card insertion
cardrequest = CardRequest(timeout=10, cardType=cardtype)
card = cardrequest.waitforcard()
try: # connect to the card and perform a few transmits
# request card insertion card.connection.connect()
cardrequest = CardRequest(timeout=10, cardType=cardtype)
cardservice = cardrequest.waitforcard()
# connect to the card and perform a few transmits reset_data = [0x80, 0x02, 0x00, 0x01, 0x81, 0x06, 0x36, 0x34, 0x38, 0x32, 0x31, 0x39, 0x82, 0x08, 0x35, 0x37, 0x36, 0x32, 0x31, 0x38, 0x38, 0x30, 0x91, 0x01, 0x03]
cardservice.connection.connect() response = send_apdu(card, [0x80, 0x50], 0x00, 0x00, reset_data)
response = send_apdu(0xB1, 0xCE, 0x00, [0x54,0x02,0x00,0x00]) response = send_apdu(card, 0xB1, 0xCE, 0x00, [0x54,0x02,0x00,0x00])
cert = bytearray(response) cert = bytearray(response)
Y = CVC().decode(cert).pubkey().find(0x86).data() Y = CVC().decode(cert).pubkey().find(0x86).data()
print(f'Public Point: {hexlify(Y).decode()}') print(f'Public Point: {hexlify(Y).decode()}')
user_agent = 'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.7) Gecko/2009021910 Firefox/3.0.7' user_agent = 'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.7) Gecko/2009021910 Firefox/3.0.7'
pbk = base64.urlsafe_b64encode(Y) pbk = base64.urlsafe_b64encode(Y)
data = urllib.parse.urlencode({'pubkey':pbk}).encode() data = urllib.parse.urlencode({'pubkey':pbk}).encode()
req = urllib.request.Request("https://www.henarejos.me/pico-hsm/cvc/", method='POST', data=data, headers={'User-Agent':user_agent,} ) #The assembled request req = urllib.request.Request("https://www.henarejos.me/pico-hsm/cvc/", method='POST', data=data, headers={'User-Agent':user_agent,} ) #The assembled request
response = urllib.request.urlopen(req) response = urllib.request.urlopen(req)
resp = response.read().decode('utf-8') resp = response.read().decode('utf-8')
j = json.loads(resp) j = json.loads(resp)
dataef = base64.urlsafe_b64decode(j['cvcert']) + base64.urlsafe_b64decode(j['dvcert']) print('Device name: '+j['devname'])
dataef = base64.urlsafe_b64decode(j['cvcert']) + base64.urlsafe_b64decode(j['dvcert'])
response = send_apdu(0xa4, 0x00, 0x00, [0x2f,0x02]) response = send_apdu(card, 0xa4, 0x00, 0x00, [0x2f,0x02])
pin = getpass('PIN: ') pin = b'648219'
response = send_apdu(0x20, 0x00, 0x81, list(pin.encode())) response = send_apdu(card, 0x20, 0x00, 0x81, list(pin))
apdu_data = [0x54, 0x02, 0x00, 0x00] + list(ASN1.make_tag(0x53, dataef)) apdu_data = [0x54, 0x02, 0x00, 0x00] + list(ASN1.make_tag(0x53, dataef))
response = send_apdu(0xd7, 0x00, 0x00, apdu_data) response = send_apdu(card, 0xd7, 0x00, 0x00, apdu_data)
print('Certificate uploaded successfully!') print('Certificate uploaded successfully!')
print('')
print('Note that the device is initialized with a default PIN and configuration.')
print('Now you can initialize the device as usual with you chosen PIN and configuration options.')
except CardRequestTimeoutException:
print('time-out: no card inserted during last 10s')
def run():
main()
if __name__ == "__main__":
run()
except CardRequestTimeoutException:
print('time-out: no card inserted during last 10s')