diff --git a/examples/save_private_keys.py b/examples/save_private_keys.py
index 75f099b881ccd3c569431700345295148ae48c8a..b27a6d32c982311014f5e0bab4873dbd4bbf1722 100644
--- a/examples/save_private_keys.py
+++ b/examples/save_private_keys.py
@@ -34,7 +34,7 @@ signer = SigningKey(salt, password)\
 
 # check public key
 if signer.pubkey != pubkey:
-    print("Bad credentials !")
+    print("Bad credentials!")
     exit(1)
 
 # save private keys in a file (json format)
diff --git a/examples/save_revoke_document.py b/examples/save_revoke_document.py
index a8e309ba70d0098021462140d0b68344cc139993..50b53f9febef3218e6537dba309428e062e296bb 100644
--- a/examples/save_revoke_document.py
+++ b/examples/save_revoke_document.py
@@ -108,7 +108,7 @@ async def main():
 
     # check public key
     if signer.pubkey != pubkey:
-        print("Bad credentials !")
+        print("Bad credentials!")
         exit(0)
 
     # connection handler from BMA endpoint
diff --git a/examples/send_certification.py b/examples/send_certification.py
index 59a15cb6cf5fdd24159436ba656edb3275cc533c..f0db5b788642c52cf5c85b9a4811ee6bacff6d02 100644
--- a/examples/send_certification.py
+++ b/examples/send_certification.py
@@ -96,13 +96,13 @@ async def main():
     salt = getpass.getpass("Enter your passphrase (salt): ")
 
     # prompt hidden user entry
-    password = getpass.getpass("Enter your password : ")
+    password = getpass.getpass("Enter your password: ")
 
-    # prompt hidden user entry
-    pubkey_from = getpass.getpass("Enter your pubkey : ")
+    # prompt entry
+    pubkey_from = input("Enter your pubkey: ")
 
-    # prompt hidden user entry
-    pubkey_to = getpass.getpass("Enter certified pubkey : ")
+    # prompt entry
+    pubkey_to = input("Enter certified pubkey: ")
 
     # capture current block to get version and currency and blockstamp
     current_block = await bma.blockchain.current(connection)
@@ -119,7 +119,7 @@ async def main():
     if response.status == 200:
         print(await response.text())
     else:
-        print("Error while publishing certification : {0}".format(await response.text()))
+        print("Error while publishing certification: {0}".format(await response.text()))
     response.close()
 
 with AIOHTTP_SESSION:
diff --git a/examples/send_membership.py b/examples/send_membership.py
index a2ee6813737e33a9d7f8f12620a4731eef590d85..dc75f30d258405563184ac59bb86257eaa093416 100644
--- a/examples/send_membership.py
+++ b/examples/send_membership.py
@@ -107,8 +107,8 @@ async def main():
     # prompt hidden user entry
     password = getpass.getpass("Enter your password: ")
 
-    # prompt hidden user entry
-    UID = getpass.getpass("Enter your UID: ")
+    # prompt entry
+    UID = input("Enter your UID: ")
 
     # create our signed identity document
     identity = get_identity_document(current_block, UID, salt, password)
diff --git a/examples/send_transaction.py b/examples/send_transaction.py
index 778527d9475733fd613bc31e133a2f5794224372..18da6de68f693a71a0f81c7cbce136ecf3678e8d 100644
--- a/examples/send_transaction.py
+++ b/examples/send_transaction.py
@@ -100,13 +100,13 @@ async def main():
     salt = getpass.getpass("Enter your passphrase (salt): ")
 
     # prompt hidden user entry
-    password = getpass.getpass("Enter your password : ")
+    password = getpass.getpass("Enter your password: ")
 
-    # prompt hidden user entry
-    pubkey_from = getpass.getpass("Enter your pubkey : ")
+    # prompt entry
+    pubkey_from = input("Enter your pubkey: ")
 
-    # prompt hidden user entry
-    pubkey_to = getpass.getpass("Enter recipient pubkey : ")
+    # prompt entry
+    pubkey_to = input("Enter recipient pubkey: ")
 
     # capture current block to get version and currency and blockstamp
     current_block = await bma.blockchain.current(connection)
@@ -136,7 +136,7 @@ async def main():
     if response.status == 200:
         print(await response.text())
     else:
-        print("Error while publishing transaction : {0}".format(await response.text()))
+        print("Error while publishing transaction: {0}".format(await response.text()))
     response.close()