Implemented further decription steps
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@ -22,8 +22,9 @@ python scripts/main.py --mode decrypt --master-password "ewrwerwerew" &&
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python scripts/main.py --mode decrypt --user "1"
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python scripts/main.py --mode cleanup --user "1" && python scripts/main.py --mode decrypt --user "1" --user-password "O3ITMWXZED9FKYQ0PB2WNVRWSCSCYVXCD00PJ6GQ4MFPIUWBVDCYSSSX9ZDBW5QU"
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python scripts/main.py --mode cleanup --user "1" && python scripts/main.py --mode decrypt --user "1" --user-password "O3ITMWXZED9FKYQ0PB2WNVRWSCSCYVXCD00PJ6GQ4MFPIUWBVDCYSSSX9ZDBW5QU" << END_OF_INPUTS
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2
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END_OF_INPUTS
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```
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# Requirements to know
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- Amount of People
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@ -42,8 +43,9 @@ python scripts/main.py --mode cleanup --user "1" && python scripts/main.py --mo
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```
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## todo
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- Implement cleanup
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- implement tails setup script
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- implement relativ call
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- implement tmp mount for decrypted files
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## Further Information
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- https://www.tutorialspoint.com/python/python_command_line_arguments.htm
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@ -32,6 +32,19 @@ class Decryption(AbstractSplittedSecret):
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def resetDecrypterIds(self):
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self.decrypter_ids = []
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self.addDecrypterId(self.user_id)
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def resetPasswordShare(self):
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self.password_parts = {}
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self.addPasswordShare(self.user_id,self.getPasswordShare())
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def addPasswordShare(self,user_id,password_share):
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self.password_parts[str(user_id)] = password_share
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def getSharedPassword(self):
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shared_password = ''
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for password_share_index in sorted(self.password_parts):
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shared_password += str(self.password_parts[password_share_index])
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return shared_password
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def addDecrypterId(self,decrypter_id):
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decrypter_id = int(decrypter_id)
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@ -42,9 +55,24 @@ class Decryption(AbstractSplittedSecret):
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if decrypter_id in self.decrypter_ids:
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raise Exception("The decrypter is already in the list.")
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self.decrypter_ids.append(decrypter_id)
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def getDecryptersIds(self):
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def getUserId(self):
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return self.user_id
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def getCoDecrypterIds(self):
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co_decrypter_ids = self.decrypter_ids[:]
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co_decrypter_ids.remove(int(self.user_id))
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return co_decrypter_ids
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def getDecrypterIds(self):
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return self.decrypter_ids
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def getDecryptersGroupName(self):
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self.decrypter_ids.sort()
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return ''.join(str(x) for x in self.decrypter_ids)
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def getPasswordShare(self):
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return self.user_data['groups'][str(self.getDecryptersGroupName())]
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def getNeededCoDecryptersAmount(self):
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return self.needed_decrypters_amount -1
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@ -51,11 +51,11 @@ class Encryption(AbstractSplittedSecret):
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characters = string.ascii_letters + string.digits
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return (''.join(random.choice(characters) for i in range(length)).upper())
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def isGroupValid(self,password_group_index_str):
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def isGroupValid(self,password_group_name):
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secret_stakeholders_range=range(1,(self.amount_of_secret_holders+1))
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valid_numbers = re.compile("([" + ','.join([str(x) for x in secret_stakeholders_range]) + "]{" + str(self.group_members_amount) + "})")
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unvalid_sequenz = re.compile("(.)\\1+")
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return re.search(valid_numbers, password_group_index_str) and not re.search(unvalid_sequenz, password_group_index_str)
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return re.search(valid_numbers, password_group_name) and not re.search(unvalid_sequenz, password_group_name)
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def compileContacts(self):
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contacts = {}
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@ -71,21 +71,21 @@ class Encryption(AbstractSplittedSecret):
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self.compileContacts()
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index = self.getStartnumber()
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while index < self.getEndnumber():
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password_group_index_str = ''.join(sorted(str(index)))
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if self.isGroupValid(password_group_index_str):
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password_group_index_int = int(password_group_index_str)
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password_group_name = ''.join(sorted(str(index)))
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if self.isGroupValid(password_group_name):
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password_group_index_int = int(password_group_name)
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if not password_group_index_int in self.group_mapped_data:
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self.group_mapped_data[password_group_index_int] = {}
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self.group_mapped_data[password_group_index_int]['members'] = {}
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self.group_mapped_data[password_group_index_int]['password'] = ''
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password = ''
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for secret_holder_index in password_group_index_str:
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for secret_holder_index in password_group_name:
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self.group_mapped_data[password_group_index_int]['members'][secret_holder_index]={}
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particial_password_length= int(self.OVERALL_PASSWORD_LENGTHS*self.quota_factor);
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password_part = self.createPassword(particial_password_length)
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self.group_mapped_data[password_group_index_int]['members'][secret_holder_index] = password_part
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password += password_part
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self.user_mapped_data[secret_holder_index]['groups'][password_group_index_str] = password_part
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self.user_mapped_data[secret_holder_index]['groups'][password_group_name] = password_part
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self.group_mapped_data[password_group_index_int]['password'] += password
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index += 1
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185
scripts/main.py
185
scripts/main.py
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@ -4,6 +4,7 @@ from classes.Cleanup import Cleanup
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from classes.Decryption import Decryption
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from getpass import getpass
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from classes.AbstractSplittedSecret import AbstractSplittedSecret
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import traceback
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cleanup = Cleanup()
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@ -13,96 +14,112 @@ def clean_exit():
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print("Leaving program. Goodby :)")
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exit();
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pass
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try:
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if __name__ == '__main__':
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parser = argparse.ArgumentParser()
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parser.add_argument('--mode',type=str, dest='mode',required=True,choices=['cleanup','encrypt','decrypt'])
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parser.add_argument('--amount',type=int, dest='amount_of_secret_holders',required=False,choices=AbstractSplittedSecret.getCoSecretHoldersRange())
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parser.add_argument('--quota', type=int, dest='decryption_quota', choices=range(1,101),required=False)
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parser.add_argument('--master-password',type=str, dest='master_password',required=False)
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parser.add_argument('--user-password',type=str, dest='user_password',required=False)
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parser.add_argument('--user',type=int, dest='user',choices=AbstractSplittedSecret.getSecretHoldersRange(),required=False)
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parser.add_argument('--add-user-information',type=bool, dest='add_user_information', default=False, required=False, action=argparse.BooleanOptionalAction)
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args = parser.parse_args()
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if __name__ == '__main__':
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parser = argparse.ArgumentParser()
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parser.add_argument('--mode',type=str, dest='mode',required=True,choices=['cleanup','encrypt','decrypt'])
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parser.add_argument('--amount',type=int, dest='amount_of_secret_holders',required=False,choices=AbstractSplittedSecret.getCoSecretHoldersRange())
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parser.add_argument('--quota', type=int, dest='decryption_quota', choices=range(1,101),required=False)
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parser.add_argument('--master-password',type=str, dest='master_password',required=False)
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parser.add_argument('--user-password',type=str, dest='user_password',required=False)
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parser.add_argument('--user',type=int, dest='user',choices=AbstractSplittedSecret.getSecretHoldersRange(),required=False)
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parser.add_argument('--add-user-information',type=bool, dest='add_user_information', default=False, required=False, action=argparse.BooleanOptionalAction)
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args = parser.parse_args()
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print("Splitted Secret Interface started.")
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print("Selected Mode: " + args.mode)
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if args.mode == 'cleanup':
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if args.user is None:
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print("Delete all files.")
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cleanup.deleteAll()
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clean_exit()
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print("Delete files for user <<" + str(args.user) + ">>");
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cleanup.cleanupForUser(args.user)
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clean_exit()
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print("Splitted Secret Interface started.")
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print("Selected Mode: " + args.mode)
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if args.mode == 'decrypt':
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decrypt = Decryption()
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if args.master_password is None:
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if args.mode == 'cleanup':
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if args.user is None:
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print("Please type in the user number:")
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decrypt.initializeUser(input())
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else:
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decrypt.initializeUser(args.user)
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if args.user_password is None:
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while True:
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print("Please enter the user password:")
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decrypt.setUserPassword(getpass())
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print("Delete all files.")
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cleanup.deleteAll()
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clean_exit()
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print("Delete files for user <<" + str(args.user) + ">>");
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cleanup.cleanupForUser(args.user)
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clean_exit()
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if args.mode == 'decrypt':
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decrypt = Decryption()
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if args.master_password is None:
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if args.user is None:
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print("Please type in the user number:")
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decrypt.initializeUser(input())
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else:
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decrypt.initializeUser(args.user)
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if args.user_password is None:
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while True:
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print("Please enter the user password:")
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decrypt.setUserPassword(getpass())
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print("Decrypting User File...")
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try:
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decrypt.initializeUserDataDecryption();
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break;
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except Exception as error:
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print("An error occured. Propably you typed in a wrong password :( The error is: " + str(error))
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else:
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decrypt.setUserPassword(args.user_password)
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print("Decrypting User File...")
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try:
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decrypt.initializeUserDataDecryption();
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break;
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except Exception as error:
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print("An error occured. Propably you typed in a wrong password :( The error is: " + str(error))
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print("An error occured. Propably you passed a wrong password :( The error is: " + str(error))
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clean_exit()
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print("File decrypted :) \n")
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print("Please contact the following persons and tell them that you need help to encrypt the data: \n")
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for contact_id in decrypt.user_data['contacts']:
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print("user_id: " + contact_id)
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for label in decrypt.user_data['contacts'][contact_id]:
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print(label + ": " + decrypt.user_data['contacts'][contact_id][label])
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print("--------------------------------\n")
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while True:
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decrypt.resetDecrypterIds()
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try:
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person_counter = 1
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while person_counter <= decrypt.getNeededCoDecryptersAmount():
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print("The following user id's are in the decryption list: " + str(decrypt.getDecrypterIds()))
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print("You need at least <<" + str(decrypt.getNeededCoDecryptersAmount()) +">> other person to decrypt the secret.")
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print("Type in the user id of another encrypter:")
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decrypt.addDecrypterId(int(input()))
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person_counter += 1
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break
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except Exception as error:
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print("The following error occured <<" + str(error) + ">> :( \n Please try again :)")
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print("\nFOR PASSWORD GROUP: " + decrypt.getDecryptersGroupName())
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print("FOR USER ID: " + decrypt.getUserId())
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print("PASSWORD SHARE IS: " + decrypt.getPasswordShare() + "\n")
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while True:
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decrypt.resetPasswordShare()
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co_decrypter_ids = decrypt.getCoDecrypterIds()
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print("Please execute this script at the users " + str(co_decrypter_ids) + ".")
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for co_decrypter_id in decrypt.getCoDecrypterIds():
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print("\nFOR PASSWORD GROUP: " + decrypt.getDecryptersGroupName())
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print("FOR USER: " + str(co_decrypter_id))
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print("PASSWORD SHARE IS: ")
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decrypt.addPasswordShare(co_decrypter_id, input())
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print("\nTHE SHARED PASSWORD IS: " + decrypt.getSharedPassword())
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break;
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clean_exit()
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print("Decrypting accumulated file...")
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decrypt.setUserPassword(args.master_password)
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decrypt.decryptAccumulatedFile()
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clean_exit()
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if args.mode == 'encrypt':
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if args.master_password is None:
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print("Please enter the master password:")
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master_password = getpass()
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else:
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decrypt.setUserPassword(args.user_password)
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print("Decrypting User File...")
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try:
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decrypt.initializeUserDataDecryption();
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except Exception as error:
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print("An error occured. Propably you passed a wrong password :( The error is: " + str(error))
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clean_exit()
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print("File decrypted :) \n")
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print("Please contact the following persons and tell them that you need help to encrypt the data: \n")
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for contact_id in decrypt.user_data['contacts']:
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print("user_id: " + contact_id)
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for label in decrypt.user_data['contacts'][contact_id]:
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print(label + ": " + decrypt.user_data['contacts'][contact_id][label])
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print("--------------------------------\n")
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while True:
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decrypt.resetDecrypterIds()
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try:
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person_counter = 1
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while person_counter <= decrypt.getNeededCoDecryptersAmount():
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print("The following user id's are in the decryption list: " + str(decrypt.getDecryptersIds()))
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print("You need at least <<" + str(decrypt.getNeededCoDecryptersAmount()) +">> other person to decrypt the secret.")
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print("Type in the user id of another encrypter:")
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decrypt.addDecrypterId(int(input()))
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person_counter += 1
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break
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except Exception as error:
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print("The following error occured <<" + str(error) + ">> :( \n Please try again :)")
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clean_exit()
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print("Decrypting accumulated file...")
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decrypt.setUserPassword(args.master_password)
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decrypt.decryptAccumulatedFile()
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clean_exit()
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if args.mode == 'encrypt':
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if args.master_password is None:
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print("Please enter the master password:")
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master_password = getpass()
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else:
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master_password = args.master_password
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encrypt = Encryption(args.amount_of_secret_holders, args.decryption_quota, master_password)
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if args.add_user_information is not None:
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for user_id in encrypt.user_mapped_data:
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for label in ['name','phone','email','address']:
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print("Please enter attribut <<" + label + ">> for user <<" + user_id+ ">>:" )
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encrypt.addInformationToUser(user_id, label, str(input()))
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encrypt.compileData()
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encrypt.encrypt()
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clean_exit()
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master_password = args.master_password
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encrypt = Encryption(args.amount_of_secret_holders, args.decryption_quota, master_password)
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if args.add_user_information is not None:
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for user_id in encrypt.user_mapped_data:
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for label in ['name','phone','email','address']:
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print("Please enter attribut <<" + label + ">> for user <<" + user_id+ ">>:" )
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encrypt.addInformationToUser(user_id, label, str(input()))
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encrypt.compileData()
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encrypt.encrypt()
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clean_exit()
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except Exception:
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print(traceback.format_exc())
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clean_exit()
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