diff --git a/litellm/proxy/guardrails/guardrail_hooks/litellm_content_filter/patterns.json b/litellm/proxy/guardrails/guardrail_hooks/litellm_content_filter/patterns.json
index db6dd36726c..b9d7bdd76af 100644
--- a/litellm/proxy/guardrails/guardrail_hooks/litellm_content_filter/patterns.json
+++ b/litellm/proxy/guardrails/guardrail_hooks/litellm_content_filter/patterns.json
@@ -73,9 +73,9 @@
     {
       "name": "aws_secret_key",
       "display_name": "AWS Secret Key",
-      "pattern": "\\b([A-Za-z0-9/+=]{40})\\b",
+      "pattern": "(?-i:(?<![A-Za-z0-9/+])(?=[A-Za-z0-9/+]*[a-z])(?=[A-Za-z0-9/+]*[A-Z])(?=[A-Za-z0-9/+]*[\\d/+])(?!(?:[a-z0-9]*(?:[A-Z][a-z0-9]+)*/){3,}[a-z0-9]*(?:[A-Z][a-z0-9]+)*(?![A-Za-z0-9/+]))[A-Za-z0-9/+]{40}(?![A-Za-z0-9/+]))",
       "category": "Credential Patterns",
-      "description": "Detects AWS secret keys (40 characters)"
+      "description": "Detects AWS secret keys (40-character base64)"
     },
     {
       "name": "github_token",
diff --git a/tests/unit/proxy/guardrails/guardrail_hooks/content_filter/test_content_filter.py b/tests/unit/proxy/guardrails/guardrail_hooks/content_filter/test_content_filter.py
index 9a14222c684..c03b0732709 100644
--- a/tests/unit/proxy/guardrails/guardrail_hooks/content_filter/test_content_filter.py
+++ b/tests/unit/proxy/guardrails/guardrail_hooks/content_filter/test_content_filter.py
@@ -404,6 +404,90 @@ class TestContentFilterGuardrail:
         assert result is not None
         assert result[1] == "aws_access_key"
 
+    def test_aws_secret_key_patterns(self):
+        """
+        Test AWS Secret Key pattern detection for actual key
+        """
+        patterns: Final = [
+            ContentFilterPattern(
+                pattern_type="prebuilt",
+                pattern_name="aws_secret_key",
+                action=ContentFilterAction.BLOCK,
+            ),
+        ]
+
+        guardrail: Final = ContentFilterGuardrail(
+            guardrail_name="test-aws-secret-key",
+            patterns=patterns,
+        )
+
+        result: Final = guardrail._check_patterns("My key is wJalrXUtnFEMI/K7MDENG/bPxRfiCYEXAMPLEKEY")
+        assert result is not None
+        assert result[1] == "aws_secret_key"
+
+    def test_aws_secret_key_patterns_filepath(self):
+        """
+        Test AWS Secret Key pattern detection to ensure it doesn't match long filepaths
+        """
+        patterns: Final = [
+            ContentFilterPattern(
+                pattern_type="prebuilt",
+                pattern_name="aws_secret_key",
+                action=ContentFilterAction.BLOCK,
+            ),
+        ]
+
+        guardrail: Final = ContentFilterGuardrail(
+            guardrail_name="test-aws-secret-key-filepath",
+            patterns=patterns,
+        )
+
+        result: Final = guardrail._check_patterns("Please read the file at " +
+                                       "coding2/projects/files/others/file/coders.txt")
+        assert result is None
+
+    def test_aws_secret_key_patterns_slash_check(self):
+        """
+        Test AWS Secret Key pattern detection to verify it rejects even with exactly 4 slashes
+        """
+        patterns: Final = [
+            ContentFilterPattern(
+                pattern_type="prebuilt",
+                pattern_name="aws_secret_key",
+                action=ContentFilterAction.BLOCK,
+            ),
+        ]
+
+        guardrail: Final = ContentFilterGuardrail(
+            guardrail_name="test-aws-secret-key-slash-check",
+            patterns=patterns,
+        )
+
+        result: Final = guardrail._check_patterns("My key is w/alrXUtnFEMI/K7MDENG/bPxRfiCY/XAMPLEKEY")
+        assert result is not None
+        assert result[1] == "aws_secret_key"
+
+    def test_aws_secret_key_patterns_digit_check(self):
+        """
+        Test AWS Secret Key pattern detection to verify it rejects even with no digits
+        """
+        patterns: Final = [
+            ContentFilterPattern(
+                pattern_type="prebuilt",
+                pattern_name="aws_secret_key",
+                action=ContentFilterAction.BLOCK,
+            ),
+        ]
+
+        guardrail: Final = ContentFilterGuardrail(
+            guardrail_name="test-aws-secret-key-digit-check",
+            patterns=patterns,
+        )
+
+        result: Final = guardrail._check_patterns("My key is w/alrXUtnFEMI/KdMDENG/bPxRfiCY/XAMPLEKEY")
+        assert result is not None
+        assert result[1] == "aws_secret_key"
+
     @pytest.mark.asyncio
     async def test_streaming_hook_mask(self):
         """