minimal_auth.py

@@ -1,6 +1,7 @@
 import getpass # hides types characters, very useful
 import json
 import sys
+import hashlib #base python lib to hash strings
 
 def get_credentials():
     username = input('Enter your username: ')
@@ -8,11 +9,21 @@ def get_credentials():
     return (username, password)
 
 def authenticate(username, password, pwdb):
-    return password == pwdb[username]
+    return hash_pass(password) == pwdb[username]
+
+def hash_pass(text_password):
+	'''
+	hashes the user's string input to sha256
+	'''
+	password_in_bytes = bytearray(text_password, 'utf-8')
+	password_hashed = hashlib.sha256(password_in_bytes).hexdigest()
+	return password_hashed
 
 def add_user(username, pwdb):
-    pwdb[username] = getpass.getpass(f'Enter password for {username}: ')
-    return pwdb
+	password = getpass.getpass(f'Enter password for {username}: ')
+	password_hashed = hash_pass(password) 
+	pwdb[username] = password_hashed
+	return pwdb
 
 def read_pwdb(pwdb_path):
     try: