diff --git a/auth.py b/auth.py
index 6219db5..1559a08 100644
--- a/auth.py
+++ b/auth.py
@@ -1,11 +1,12 @@
 import json
 import sys
+from getpass import getpass
 
-pwdb_path = 'pwdb.json'
+PWDB_PATH = 'pwdb.json'
 
 def get_credentials():
     username = input('Enter your username: ')
-    password = input('Enter your password: ')
+    password = getpass('Enter your password: ')
     return (username, password)
 
 def authenticate(username, password, pwdb):
@@ -15,26 +16,26 @@ def add_user(username, pwdb):
     pwdb[username] = input(f'Enter password for {username}: ')
     return pwdb
 
-def read_pwdb(pwdb_path):
+def read_pwdb(PWDB_PATH):
     try:
-        pwdb_file = open(pwdb_path, 'rt')
+        pwdb_file = open(PWDB_PATH, 'rt')
         pwdb = json.load(pwdb_file)
     except Exception:
         pwdb = {}
     return pwdb
 
-def write_pwdb(pwdb, pwdb_path):
-    pwdb_file = open(pwdb_path, 'wt')
+def write_pwdb(pwdb, PWDB_PATH):
+    pwdb_file = open(PWDB_PATH, 'wt')
     json.dump(pwdb, pwdb_file)
 
 
 if __name__ == "__main__":
-    pwdb_path = 'pwdb.json'
-    pwdb = read_pwdb(pwdb_path)
+    PWDB_PATH = 'pwdb.json'
+    pwdb = read_pwdb(PWDB_PATH)
 
     if len(sys.argv) > 1:
         pwdb = add_user(sys.argv[1], pwdb)
-        write_pwdb(pwdb, pwdb_path)
+        write_pwdb(pwdb, PWDB_PATH)
     else:
         username, password = get_credentials()
         if username not in pwdb: