diff --git a/hutool-crypto/src/main/java/org/dromara/hutool/crypto/JceCipher.java b/hutool-crypto/src/main/java/org/dromara/hutool/crypto/JceCipher.java
index ca92856e8..85d70ac3e 100644
--- a/hutool-crypto/src/main/java/org/dromara/hutool/crypto/JceCipher.java
+++ b/hutool-crypto/src/main/java/org/dromara/hutool/crypto/JceCipher.java
@@ -45,7 +45,7 @@ public class JceCipher implements Cipher, Wrapper<javax.crypto.Cipher> {
 	 * @param cipher {@link javax.crypto.Cipher}
 	 */
 	public JceCipher(final javax.crypto.Cipher cipher) {
-		this.cipher = cipher;
+		this.cipher = Assert.notNull(cipher);
 	}
 
 	@Override
diff --git a/hutool-crypto/src/main/java/org/dromara/hutool/crypto/bc/BCCipher.java b/hutool-crypto/src/main/java/org/dromara/hutool/crypto/bc/BCCipher.java
index 40c5f53a5..34a05db0b 100644
--- a/hutool-crypto/src/main/java/org/dromara/hutool/crypto/bc/BCCipher.java
+++ b/hutool-crypto/src/main/java/org/dromara/hutool/crypto/bc/BCCipher.java
@@ -38,7 +38,7 @@ public class BCCipher implements Cipher, Wrapper<BufferedBlockCipher> {
 	 * @param blockCipher {@link BufferedBlockCipher}
 	 */
 	public BCCipher(final BufferedBlockCipher blockCipher) {
-		this.blockCipher = blockCipher;
+		this.blockCipher = Assert.notNull(blockCipher);
 	}
 
 	@Override