diff --git a/false_negatives/fake-key.pem b/false_negatives/fake-key.pem
new file mode 100644
index 0000000..582aea1
--- /dev/null
+++ b/false_negatives/fake-key.pem
@@ -0,0 +1,4 @@
+-----BEGIN RSA PRIVATE KEY-----
+ZmFrZV9lY19wYXlsb2FkXzE=
+bW9yZV9mYWtlX2J5dGVz
+-----END RSA PRIVATE KEY-----
diff --git a/false_negatives/second-fake-key.pem b/false_negatives/second-fake-key.pem
new file mode 100644
index 0000000..2c14782
--- /dev/null
+++ b/false_negatives/second-fake-key.pem
@@ -0,0 +1,4 @@
+-----BEGIN RSA PRIVATE KEY-----
+ZmFrYXlhsZV9lY19wgdvXzL=
+mYWtlXbW9yZV92J5dGzV
+-----END RSA PRIVATE KEY-----