kopia lustrzana https://github.com/solokeys/solo1
52 wiersze
1.6 KiB
Python
52 wiersze
1.6 KiB
Python
#
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# Copyright (C) 2018 SoloKeys, Inc. <https://solokeys.com/>
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#
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# This file is part of Solo.
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#
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# Solo is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Solo is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Solo. If not, see <https://www.gnu.org/licenses/>
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#
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# This code is available under licenses for commercial use.
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# Please contact SoloKeys for more information.
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#
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from ecdsa import SigningKey, NIST256p
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from ecdsa.util import randrange_from_seed__trytryagain
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import sys
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if len(sys.argv) > 1:
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print('using input seed file ', sys.argv[1])
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rng = open(sys.argv[1],'rb').read()
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secexp = randrange_from_seed__trytryagain(rng, NIST256p.order)
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sk = SigningKey.from_secret_exponent(secexp,curve = NIST256p)
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else:
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sk = SigningKey.generate(curve = NIST256p)
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sk_name = 'signing_key.pem'
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print('Signing key for signing device firmware: '+sk_name)
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open(sk_name,'wb+').write(sk.to_pem())
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vk = sk.get_verifying_key()
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print('Public key in various formats:')
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print()
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print([c for c in vk.to_string()])
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print()
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print(''.join(['%02x'%c for c in vk.to_string()]))
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print()
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print('"\\x' + '\\x'.join(['%02x'%c for c in vk.to_string()]) + '"')
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print()
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