dsp-blockchain/create_keys.py

import rsa
#from cryptography.fernet import Fernet
# create the symmetric key only for the JSON file - we are going to only encrypt the keys 
#key = Fernet.generate_key()

# write the symmetric key to a file
#k = open('symmetric.key','wb')
#k.write(key)
#k.close()

# create the pub & private keys for the parties
def make_keys(company):
    (pubkey,privkey)=rsa.newkeys(2048)

    #write the public key to a file
    pukey = open('companies\\' + company + '_publickey.key','wb')
    pukey.write(pubkey.save_pkcs1('PEM'))
    pukey.close()

    # write the private key to a file
    prkey = open('companies\\' + company + '_privatekey.key','wb')
    prkey.write(privkey.save_pkcs1('PEM'))
    prkey.close()