--- a/src/eric7/Plugins/CheckerPlugins/CodeStyleChecker/Security/Checks/weakCryptographicKey.py	Tue Sep 13 19:46:19 2022 +0200
+++ b/src/eric7/Plugins/CheckerPlugins/CodeStyleChecker/Security/Checks/weakCryptographicKey.py	Tue Sep 13 20:00:55 2022 +0200
@@ -102,9 +102,9 @@
     @rtype bool
     """
     funcKeyType = {
-        "cryptography.hazmat.primitives.asymmetric.dsa." "generate_private_key": "DSA",
-        "cryptography.hazmat.primitives.asymmetric.rsa." "generate_private_key": "RSA",
-        "cryptography.hazmat.primitives.asymmetric.ec." "generate_private_key": "EC",
+        "cryptography.hazmat.primitives.asymmetric.dsa.generate_private_key": "DSA",
+        "cryptography.hazmat.primitives.asymmetric.rsa.generate_private_key": "RSA",
+        "cryptography.hazmat.primitives.asymmetric.ec.generate_private_key": "EC",
     }
     argPosition = {
         "DSA": 0,
@@ -122,12 +122,29 @@
 
     elif keyType == "EC":
         curveKeySizes = {
+            "SECT571K1": 571,
+            "SECT571R1": 570,
+            "SECP521R1": 521,
+            "BrainpoolP512R1": 512,
+            "SECT409K1": 409,
+            "SECT409R1": 409,
+            "BrainpoolP384R1": 384,
+            "SECP384R1": 384,
+            "SECT283K1": 283,
+            "SECT283R1": 283,
+            "BrainpoolP256R1": 256,
+            "SECP256K1": 256,
+            "SECP256R1": 256,
+            "SECT233K1": 233,
+            "SECT233R1": 233,
+            "SECP224R1": 224,
             "SECP192R1": 192,
             "SECT163K1": 163,
             "SECT163R2": 163,
         }
-        curve = (
-            context.getCallArgValue("curve") or context.callArgs[argPosition[keyType]]
+        curve = context.getCallArgValue("curve") or (
+            len(context.callArgs) > argPosition[keyType]
+            and context.callArgs[argPosition[keyType]]
         )
         keySize = curveKeySizes[curve] if curve in curveKeySizes else 224
         return _classifyKeySize(reportError, config, keyType, keySize, context.node)
@@ -161,6 +178,7 @@
             context.getCallArgValue("bits") or context.getCallArgAtPosition(0) or 2048
         )
         return _classifyKeySize(reportError, config, keyType, keySize, context.node)
+
     return False