diff --git a/src/test/java/uk/org/okapibarcode/fuzzing/CodablockFFuzzer.java b/src/test/java/uk/org/okapibarcode/fuzzing/CodablockFFuzzer.java
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+++ b/src/test/java/uk/org/okapibarcode/fuzzing/CodablockFFuzzer.java
@@ -0,0 +1,62 @@
+/*
+ * Copyright 2024 Daniel Gredler
+ *
+ * Licensed 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 uk.org.okapibarcode.fuzzing;
+
+import com.code_intelligence.jazzer.api.FuzzedDataProvider;
+import com.code_intelligence.jazzer.junit.FuzzTest;
+
+import uk.org.okapibarcode.backend.CodablockF;
+import uk.org.okapibarcode.backend.OkapiInputException;
+import uk.org.okapibarcode.backend.Symbol.DataType;
+
+/**
+ * Fuzz tester for {@link CodablockF}.
+ *
+ * @see <a href="https://github.com/zxing/zxing/">ZXing</a>
+ * @see <a href="https://github.com/CodeIntelligenceTesting/jazzer">Jazzer</a>
+ * @see <a href="https://github.com/CodeIntelligenceTesting/jazzer/blob/main/docs/junit-integration.md">Jazzer + JUnit integration</a>
+ * @see <a href="https://llvm.org/docs/LibFuzzer.html#options">LibFuzzer Options</a>
+ * @see <a href="https://llvm.org/docs/LibFuzzer.html#corpus">LibFuzzer Corpus</a>
+ */
+public class CodablockFFuzzer {
+
+    @FuzzTest(maxDuration = "5m")
+    public void test(FuzzedDataProvider data) throws Exception {
+        String content = data.consumeString(20);
+        check(content, DataType.ECI,  false);
+        check(content, DataType.ECI,  true);
+        check(content, DataType.GS1,  false);
+        check(content, DataType.GS1,  true);
+        check(content, DataType.HIBC, false);
+        check(content, DataType.HIBC, true);
+    }
+
+    private static void check(String content, DataType type, boolean readerInit) throws Exception {
+
+        CodablockF symbol = new CodablockF();
+        symbol.setDataType(type);
+        symbol.setReaderInit(readerInit);
+        try {
+            symbol.setContent(content);
+        } catch (OkapiInputException e) {
+            // a validation error is not unexpected behavior
+        }
+
+        // ZXing cannot decode Codablock F, so we cannot check decoded values against encoded values,
+        // meaning that this specific fuzzer can detect severe encoding errors, but not subtle issues
+    }
+}