def sign_digest(digest, keypath):
baseconv = BaseConverter('0123456789abcdef')
key = load_RSA(keypath)
try:
return baseconv.from_decimal(key.sign(digest, "")[0])
except:
logger.exception("Unable to sign MD5 hash digest with RSA.")
return ''
def solve_challenge(challenge, keypath):
baseconv = BaseConverter('0123456789abcdef')
key = load_RSA(keypath)
if key:
try:
signature = key.sign(challenge, "")
sig_encoded = baseconv.from_decimal(signature[0])
except :
logger.exception("Unable to sign challenge with RSA.")
return ''
else:
return ''
return sig_encoded