diff --git a/java/src/org/openqa/selenium/ScriptKey.java b/java/src/org/openqa/selenium/ScriptKey.java
index e5f61c226a6c3..8bcf53ac6ae04 100644
--- a/java/src/org/openqa/selenium/ScriptKey.java
+++ b/java/src/org/openqa/selenium/ScriptKey.java
@@ -33,6 +33,11 @@ public String getIdentifier() {
     return identifier;
   }
 
+  @Override
+  public String toString() {
+    return identifier;
+  }
+
   @Override
   public boolean equals(@Nullable Object o) {
     if (!(o instanceof ScriptKey)) {
diff --git a/java/src/org/openqa/selenium/UnpinnedScriptKey.java b/java/src/org/openqa/selenium/UnpinnedScriptKey.java
index b61f443d5f5b8..f8eac4303963c 100644
--- a/java/src/org/openqa/selenium/UnpinnedScriptKey.java
+++ b/java/src/org/openqa/selenium/UnpinnedScriptKey.java
@@ -112,4 +112,17 @@ public boolean equals(@Nullable Object o) {
   public int hashCode() {
     return Objects.hash(super.hashCode(), script);
   }
+
+  @Override
+  public String toString() {
+    // Avoid dumping raw JavaScript into logs: in UnpinnedScriptKey the identifier is the script.
+    return "UnpinnedScriptKey{"
+        + "scriptHash="
+        + script.hashCode()
+        + ", scriptId="
+        + Objects.toString(scriptId, "unset")
+        + ", length="
+        + script.length()
+        + "}";
+  }
 }
diff --git a/java/test/org/openqa/selenium/ScriptKeyTest.java b/java/test/org/openqa/selenium/ScriptKeyTest.java
new file mode 100644
index 0000000000000..1de043da69f03
--- /dev/null
+++ b/java/test/org/openqa/selenium/ScriptKeyTest.java
@@ -0,0 +1,33 @@
+// Licensed to the Software Freedom Conservancy (SFC) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The SFC licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+package org.openqa.selenium;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import org.junit.jupiter.api.Test;
+
+class ScriptKeyTest {
+  @Test
+  void hasToStringEqualToIdentifier() {
+    assertThat(new ScriptKey("xxx")).hasToString("xxx");
+  }
+
+  @Test
+  void hasToStringWorksForEmptyIdentifier() {
+    assertThat(new ScriptKey("")).hasToString("");
+  }
+}
diff --git a/java/test/org/openqa/selenium/UnpinnedScriptKeyTest.java b/java/test/org/openqa/selenium/UnpinnedScriptKeyTest.java
new file mode 100644
index 0000000000000..3f7bfc8d2545a
--- /dev/null
+++ b/java/test/org/openqa/selenium/UnpinnedScriptKeyTest.java
@@ -0,0 +1,45 @@
+// Licensed to the Software Freedom Conservancy (SFC) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The SFC licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+package org.openqa.selenium;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import org.junit.jupiter.api.Test;
+
+class UnpinnedScriptKeyTest {
+
+  @Test
+  void toStringDoesNotExposeRawScript() {
+    String script = "return 'SECRET_TOKEN';";
+    UnpinnedScriptKey key = new UnpinnedScriptKey(script);
+
+    assertThat(key.toString()).doesNotContain(script);
+  }
+
+  @Test
+  void toStringContainsScriptIdWhenPresent() {
+    UnpinnedScriptKey key = new UnpinnedScriptKey("return 1;");
+    key.setScriptId("script-99");
+
+    String value = key.toString();
+
+    assertThat(value).contains("UnpinnedScriptKey{");
+    assertThat(value).contains("scriptId=script-99");
+    assertThat(value).contains("length=");
+  }
+}