diff --git a/.config/CredScanSuppressions.json b/.config/CredScanSuppressions.json
index 382bd6d9c..2f9b538d1 100644
--- a/.config/CredScanSuppressions.json
+++ b/.config/CredScanSuppressions.json
@@ -1,9 +1,26 @@
 {
- "tool": "Credential Scanner",
- "suppressions": [
-  {
-    "file": [ "DummyTcpServer.pfx", "testclienteku.contoso.com.pfx", "testnoeku.contoso.com.pfx", "testselfsignedclienteku.contoso.com.pfx", "testselfsignedservereku.contoso.com.pfx", "testservereku.contoso.com.pfx", "DummyTcpServer.pfx", "My.pfx", "test.pfx", "contoso.com.pfx", "testclient1_at_contoso.com.pfx" ],
-    "_justification": "Testdata certs"
-  }
- ]
+  "tool": "Credential Scanner",
+  "suppressions": [
+    {
+      "file": [
+        "contoso.com.pfx",
+        "DummyTcpServer.pfx",
+        "DummyTcpServer.pfx",
+        "My.noRC2.pfx",
+        "My.pfx",
+        "test.noRC2.pfx",
+        "test.pfx",
+        "testclient1_at_contoso.com.pfx",
+        "testclienteku.contoso.com.noRC2.pfx",
+        "testclienteku.contoso.com.pfx",
+        "testnoeku.contoso.com.noRC2.pfx",
+        "testnoeku.contoso.com.pfx",
+        "testselfsignedclienteku.contoso.com.pfx",
+        "testselfsignedservereku.contoso.com.pfx",
+        "testservereku.contoso.com.noRC2.pfx",
+        "testservereku.contoso.com.pfx"
+      ],
+      "_justification": "Approved exemptions"
+    }
+  ]
 }
\ No newline at end of file
diff --git a/src/System.Net.TestData/TestDataCertificates/contoso.com.pfx b/src/System.Net.TestData/TestDataCertificates/contoso.com.pfx
new file mode 100644
index 000000000..c2fcf1985
Binary files /dev/null and b/src/System.Net.TestData/TestDataCertificates/contoso.com.pfx differ
diff --git a/src/System.Net.TestData/TestDataCertificates/testclient1_at_contoso.com.pfx b/src/System.Net.TestData/TestDataCertificates/testclient1_at_contoso.com.pfx
new file mode 100644
index 000000000..a86fc5dc4
Binary files /dev/null and b/src/System.Net.TestData/TestDataCertificates/testclient1_at_contoso.com.pfx differ
diff --git a/src/System.Net.TestData/TestDataCertificates/testclienteku.contoso.com.pfx b/src/System.Net.TestData/TestDataCertificates/testclienteku.contoso.com.pfx
new file mode 100644
index 000000000..fbebfb015
Binary files /dev/null and b/src/System.Net.TestData/TestDataCertificates/testclienteku.contoso.com.pfx differ
diff --git a/src/System.Net.TestData/TestDataCertificates/testnoeku.contoso.com.pfx b/src/System.Net.TestData/TestDataCertificates/testnoeku.contoso.com.pfx
new file mode 100644
index 000000000..d65da8750
Binary files /dev/null and b/src/System.Net.TestData/TestDataCertificates/testnoeku.contoso.com.pfx differ
diff --git a/src/System.Net.TestData/TestDataCertificates/testselfsignedclienteku.contoso.com.pfx b/src/System.Net.TestData/TestDataCertificates/testselfsignedclienteku.contoso.com.pfx
new file mode 100644
index 000000000..e5779670c
Binary files /dev/null and b/src/System.Net.TestData/TestDataCertificates/testselfsignedclienteku.contoso.com.pfx differ
diff --git a/src/System.Net.TestData/TestDataCertificates/testselfsignedservereku.contoso.com.pfx b/src/System.Net.TestData/TestDataCertificates/testselfsignedservereku.contoso.com.pfx
new file mode 100644
index 000000000..49f85f1e1
Binary files /dev/null and b/src/System.Net.TestData/TestDataCertificates/testselfsignedservereku.contoso.com.pfx differ
diff --git a/src/System.Net.TestData/TestDataCertificates/testservereku.contoso.com.pfx b/src/System.Net.TestData/TestDataCertificates/testservereku.contoso.com.pfx
new file mode 100644
index 000000000..1b6111f73
Binary files /dev/null and b/src/System.Net.TestData/TestDataCertificates/testservereku.contoso.com.pfx differ