diff --git "a/doc/(KS X 3246)128 \353\271\204\355\212\270 \353\270\224\353\241\235 \354\225\224\355\230\270 LEA.docx" "b/doc/(KS X 3246)128 \353\271\204\355\212\270 \353\270\224\353\241\235 \354\225\224\355\230\270 LEA.docx"
new file mode 100644
index 0000000..7a00a75
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diff --git a/src/test/java/kr/re/nsr/crypto/BlockCipherModeTest.java b/src/test/java/kr/re/nsr/crypto/BlockCipherModeTest.java
index 869af69..823a802 100644
--- a/src/test/java/kr/re/nsr/crypto/BlockCipherModeTest.java
+++ b/src/test/java/kr/re/nsr/crypto/BlockCipherModeTest.java
@@ -1,10 +1,20 @@
 package kr.re.nsr.crypto;
 
+import com.github.jinahya.kisa.lea.LeaConstants;
+import com.github.jinahya.kisa.lea.LeaTestUtils;
+import kr.re.nsr.crypto.util.Hex;
 import lombok.extern.slf4j.Slf4j;
+import org.junit.jupiter.api.Assumptions;
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.MethodSource;
 
+import java.awt.*;
+import java.security.SecureRandom;
 import java.util.Objects;
 
+import static org.assertj.core.api.Assertions.assertThat;
+
 @Slf4j
 abstract class BlockCipherModeTest<T extends BlockCipherMode> {
 
@@ -28,5 +38,35 @@ void getAlgorithmName__() {
         final var algorithmName = modeInstance().getAlgorithmName();
     }
 
+    @MethodSource({"kr.re.nsr.crypto.TestVectors#testVectorStream"})
+    @ParameterizedTest
+    void testVector__(final byte[] key, final byte[] plain, final byte[] encrypted) throws Exception {
+        log.debug("      key: {}", Hex.toHexString(key));
+        log.debug("    plain: {}", Hex.toHexString(plain));
+        log.debug("encrypted: {}", Hex.toHexString(encrypted));
+//        final var random = SecureRandom.getInstanceStrong();
+        final T instance = modeInstance();
+//        final byte[] iv = new byte[LeaConstants.BLOCK_BYTES];
+        try {
+            instance.init(BlockCipher.Mode.ENCRYPT, key);
+        } catch (final Exception e) {
+            Assumptions.assumeTrue(false);
+//            instance.init(BlockCipher.Mode.ENCRYPT, key, iv);
+        }
+        final byte[] encrypted_ = instance.doFinal(plain);
+        assertThat(encrypted_)
+                .isNotNull()
+                .isEqualTo(encrypted);
+        try {
+            instance.init(BlockCipher.Mode.DECRYPT, key);
+        } catch (final Exception e) {
+            Assumptions.assumeTrue(false);
+//            instance.init(BlockCipher.Mode.DECRYPT, key, iv);
+        }
+        assertThat(instance.doFinal(encrypted_))
+                .isNotNull()
+                .isEqualTo(plain);
+    }
+
     protected final Class<T> modeClass;
 }
\ No newline at end of file
diff --git a/src/test/java/kr/re/nsr/crypto/TestVectors.java b/src/test/java/kr/re/nsr/crypto/TestVectors.java
new file mode 100644
index 0000000..5b9f1c4
--- /dev/null
+++ b/src/test/java/kr/re/nsr/crypto/TestVectors.java
@@ -0,0 +1,56 @@
+package kr.re.nsr.crypto;
+
+import org.junit.jupiter.params.provider.Arguments;
+
+import java.io.ByteArrayOutputStream;
+import java.io.ObjectInput;
+import java.util.Arrays;
+import java.util.stream.Stream;
+
+public final class TestVectors {
+
+    private static byte[] array(final String string) {
+        final ByteArrayOutputStream stream = new ByteArrayOutputStream();
+        Arrays.stream(string.split("\\s"))
+                .map(String::strip)
+                .mapToInt(v -> Integer.parseInt(v, 16))
+                .forEach(stream::write);
+        return stream.toByteArray();
+    }
+
+    public static Stream<Arguments> testVectorStream() {
+        return Stream.of(
+                Arguments.of(
+                        array("0f 1e 2d 3c 4b 5a 69 78 "
+                              + "87 96 a5 b4 c3 d2 e1 f0"),
+                        array("10 11 12 13 14 15 16 17 "
+                              + "18 19 1a 1b 1c 1d 1e 1f"),
+                        array("9f c8 4e 35 28 c6 c6 18 "
+                              + "55 32 c7 a7 04 64 8b fd")
+                ),
+                Arguments.of(
+                        array("0f 1e 2d 3c 4b 5a 69 78 "
+                              + "87 96 a5 b4 c3 d2 e1 f0 "
+                              + "f0 e1 d2 c3 b4 a5 96 87"),
+                        array("20 21 22 23 24 25 26 27 "
+                              + "28 29 2a 2b 2c 2d 2e 2f"),
+                        array("6f b9 5e 32 5a ad 1b 87 "
+                              + "8c dc f5 35 76 74 c6 f2")
+                ),
+                Arguments.of(
+                        array("0f 1e 2d 3c 4b 5a 69 78 "
+                              + "87 96 a5 b4 c3 d2 e1 f0 "
+                              + "f0 e1 d2 c3 b4 a5 96 87 "
+                              + "78 69 5a 4b 3c 2d 1e 0f"),
+                        array("30 31 32 33 34 35 36 37 "
+                              + "38 39 3a 3b 3c 3d 3e 3f"),
+                        array("d6 51 af f6 47 b1 89 c1 "
+                              + "3a 89 00 ca 27 f9 e1 97")
+                )
+        );
+    }
+
+    private TestVectors() {
+        throw new AssertionError("instantiation is not allowed");
+    }
+}