diff --git a/weixin-java-common/src/main/java/me/chanjar/weixin/common/util/crypto/WxCryptUtil.java b/weixin-java-common/src/main/java/me/chanjar/weixin/common/util/crypto/WxCryptUtil.java
index d44791eb1..f02d087b7 100755
--- a/weixin-java-common/src/main/java/me/chanjar/weixin/common/util/crypto/WxCryptUtil.java
+++ b/weixin-java-common/src/main/java/me/chanjar/weixin/common/util/crypto/WxCryptUtil.java
@@ -5,6 +5,7 @@ import lombok.AllArgsConstructor;
 import lombok.Data;
 import me.chanjar.weixin.common.error.WxRuntimeException;
 import org.apache.commons.codec.binary.Base64;
+import org.apache.commons.lang3.StringUtils;
 import org.w3c.dom.Document;
 import org.w3c.dom.Element;
 import org.xml.sax.InputSource;
@@ -65,7 +66,7 @@ public class WxCryptUtil {
   public WxCryptUtil(String token, String encodingAesKey, String appidOrCorpid) {
     this.token = token;
     this.appidOrCorpid = appidOrCorpid;
-    this.aesKey = Base64.decodeBase64(CharMatcher.whitespace().removeFrom(encodingAesKey));
+    this.aesKey = Base64.decodeBase64(StringUtils.remove(encodingAesKey, " "));
   }
 
   private static String extractEncryptPart(String xml) {
diff --git a/weixin-java-cp/src/main/java/me/chanjar/weixin/cp/util/crypto/WxCpCryptUtil.java b/weixin-java-cp/src/main/java/me/chanjar/weixin/cp/util/crypto/WxCpCryptUtil.java
index 7b09bf4ad..35b5946ed 100755
--- a/weixin-java-cp/src/main/java/me/chanjar/weixin/cp/util/crypto/WxCpCryptUtil.java
+++ b/weixin-java-cp/src/main/java/me/chanjar/weixin/cp/util/crypto/WxCpCryptUtil.java
@@ -1,10 +1,10 @@
 package me.chanjar.weixin.cp.util.crypto;
 
-import com.google.common.base.CharMatcher;
 import com.google.common.io.BaseEncoding;
 import me.chanjar.weixin.common.error.WxErrorException;
 import me.chanjar.weixin.common.util.crypto.WxCryptUtil;
 import me.chanjar.weixin.cp.config.WxCpConfigStorage;
+import org.apache.commons.lang3.StringUtils;
 import sun.security.util.DerInputStream;
 import sun.security.util.DerValue;
 
@@ -28,7 +28,7 @@ public class WxCpCryptUtil extends WxCryptUtil {
 
     this.token = token;
     this.appidOrCorpid = corpId;
-    this.aesKey = BaseEncoding.base64().decode(CharMatcher.whitespace().removeFrom(encodingAesKey));
+    this.aesKey = Base64.getDecoder().decode(StringUtils.remove(encodingAesKey, " "));
   }
 
   /**
diff --git a/weixin-java-cp/src/main/java/me/chanjar/weixin/cp/util/crypto/WxCpTpCryptUtil.java b/weixin-java-cp/src/main/java/me/chanjar/weixin/cp/util/crypto/WxCpTpCryptUtil.java
index 900f7ea8a..b9c5f2a6d 100644
--- a/weixin-java-cp/src/main/java/me/chanjar/weixin/cp/util/crypto/WxCpTpCryptUtil.java
+++ b/weixin-java-cp/src/main/java/me/chanjar/weixin/cp/util/crypto/WxCpTpCryptUtil.java
@@ -4,6 +4,9 @@ import com.google.common.base.CharMatcher;
 import com.google.common.io.BaseEncoding;
 import me.chanjar.weixin.common.util.crypto.WxCryptUtil;
 import me.chanjar.weixin.cp.config.WxCpTpConfigStorage;
+import org.apache.commons.lang3.StringUtils;
+
+import java.util.Base64;
 
 /**
  * @author someone
@@ -24,7 +27,7 @@ public class WxCpTpCryptUtil extends WxCryptUtil {
 
     this.token = token;
     this.appidOrCorpid = corpId;
-    this.aesKey = BaseEncoding.base64().decode(CharMatcher.whitespace().removeFrom(encodingAesKey));
+    this.aesKey = Base64.getDecoder().decode(StringUtils.remove(encodingAesKey, " "));
   }
 
 
diff --git a/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/util/crypto/WxCpCryptUtilTest.java b/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/util/crypto/WxCpCryptUtilTest.java
index 62fbce13b..7ec2477b4 100644
--- a/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/util/crypto/WxCpCryptUtilTest.java
+++ b/weixin-java-cp/src/test/java/me/chanjar/weixin/cp/util/crypto/WxCpCryptUtilTest.java
@@ -1,8 +1,7 @@
 package me.chanjar.weixin.cp.util.crypto;
 
-import com.google.common.base.CharMatcher;
-import com.google.common.io.BaseEncoding;
 import org.apache.commons.codec.binary.Base64;
+import org.apache.commons.lang3.StringUtils;
 import org.testng.annotations.Test;
 
 import static org.testng.Assert.assertEquals;
@@ -16,8 +15,8 @@ public class WxCpCryptUtilTest {
   public void test() {
     String encodingAesKey = "jWmYm7qr5nMoAUwZRjGtBxmz3KA1tkAj3ykkR6q2B2C";
     final byte[] commonsCodec = Base64.decodeBase64(encodingAesKey + "=");
-    final byte[] guava = BaseEncoding.base64().decode(CharMatcher.whitespace().removeFrom(encodingAesKey));
-    final byte[] guava1 = BaseEncoding.base64().decode(CharMatcher.whitespace().removeFrom(encodingAesKey + "="));
+    final byte[] guava = java.util.Base64.getDecoder().decode(StringUtils.remove(encodingAesKey, " "));
+    final byte[] guava1 = java.util.Base64.getDecoder().decode(StringUtils.remove(encodingAesKey + "=", " "));
     assertEquals(commonsCodec, guava);
     assertEquals(guava1, guava);
   }
diff --git a/weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/util/crypt/WxMaCryptUtils.java b/weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/util/crypt/WxMaCryptUtils.java
index f1a05d001..0222265e4 100644
--- a/weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/util/crypt/WxMaCryptUtils.java
+++ b/weixin-java-miniapp/src/main/java/cn/binarywang/wx/miniapp/util/crypt/WxMaCryptUtils.java
@@ -14,6 +14,7 @@ import com.google.common.base.CharMatcher;
 import com.google.common.io.BaseEncoding;
 import me.chanjar.weixin.common.error.WxRuntimeException;
 import org.apache.commons.codec.binary.Base64;
+import org.apache.commons.lang3.StringUtils;
 import org.bouncycastle.jce.provider.BouncyCastleProvider;
 
 import cn.binarywang.wx.miniapp.config.WxMaConfig;
@@ -28,7 +29,7 @@ public class WxMaCryptUtils extends me.chanjar.weixin.common.util.crypto.WxCrypt
   public WxMaCryptUtils(WxMaConfig config) {
     this.appidOrCorpid = config.getAppid();
     this.token = config.getToken();
-    this.aesKey = BaseEncoding.base64().decode(CharMatcher.whitespace().removeFrom(config.getAesKey()));
+    this.aesKey = java.util.Base64.getDecoder().decode(StringUtils.remove(config.getAesKey(), " "));
   }
 
   /**
diff --git a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/crypto/WxMpCryptUtil.java b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/crypto/WxMpCryptUtil.java
index 9f22dbed3..b14023ef9 100755
--- a/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/crypto/WxMpCryptUtil.java
+++ b/weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/crypto/WxMpCryptUtil.java
@@ -20,6 +20,9 @@ package me.chanjar.weixin.mp.util.crypto;
 import com.google.common.base.CharMatcher;
 import com.google.common.io.BaseEncoding;
 import me.chanjar.weixin.mp.config.WxMpConfigStorage;
+import org.apache.commons.lang3.StringUtils;
+
+import java.util.Base64;
 
 public class WxMpCryptUtil extends me.chanjar.weixin.common.util.crypto.WxCryptUtil {
 
@@ -40,7 +43,7 @@ public class WxMpCryptUtil extends me.chanjar.weixin.common.util.crypto.WxCryptU
 
     this.token = token;
     this.appidOrCorpid = appId;
-    this.aesKey = BaseEncoding.base64().decode(CharMatcher.whitespace().removeFrom(encodingAesKey));
+    this.aesKey = Base64.getDecoder().decode(StringUtils.remove(encodingAesKey, " "));
   }
 
 }
diff --git a/weixin-java-open/src/main/java/me/chanjar/weixin/open/util/WxOpenCryptUtil.java b/weixin-java-open/src/main/java/me/chanjar/weixin/open/util/WxOpenCryptUtil.java
index b507e0daa..e6c8ce992 100644
--- a/weixin-java-open/src/main/java/me/chanjar/weixin/open/util/WxOpenCryptUtil.java
+++ b/weixin-java-open/src/main/java/me/chanjar/weixin/open/util/WxOpenCryptUtil.java
@@ -3,6 +3,9 @@ package me.chanjar.weixin.open.util;
 import com.google.common.base.CharMatcher;
 import com.google.common.io.BaseEncoding;
 import me.chanjar.weixin.open.api.WxOpenConfigStorage;
+import org.apache.commons.lang3.StringUtils;
+
+import java.util.Base64;
 
 /**
  * @author <a href="https://github.com/007gzs">007</a>
@@ -25,6 +28,6 @@ public class WxOpenCryptUtil extends me.chanjar.weixin.common.util.crypto.WxCryp
 
     this.token = token;
     this.appidOrCorpid = appId;
-    this.aesKey = BaseEncoding.base64().decode(CharMatcher.whitespace().removeFrom(encodingAesKey));
+    this.aesKey = Base64.getDecoder().decode(StringUtils.remove(encodingAesKey, " "));
   }
 }
diff --git a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/v3/util/AesUtils.java b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/v3/util/AesUtils.java
index 2c8c40252..b4a97ba88 100644
--- a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/v3/util/AesUtils.java
+++ b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/v3/util/AesUtils.java
@@ -1,7 +1,5 @@
 package com.github.binarywang.wxpay.v3.util;
 
-import com.google.common.base.CharMatcher;
-import com.google.common.io.BaseEncoding;
 import org.apache.commons.lang3.StringUtils;
 
 import javax.crypto.Cipher;
@@ -10,6 +8,7 @@ import javax.crypto.NoSuchPaddingException;
 import javax.crypto.spec.GCMParameterSpec;
 import javax.crypto.spec.SecretKeySpec;
 import java.io.IOException;
+import java.nio.charset.StandardCharsets;
 import java.security.GeneralSecurityException;
 import java.security.InvalidAlgorithmParameterException;
 import java.security.InvalidKeyException;
@@ -58,7 +57,7 @@ public class AesUtils {
   }
 
   public String decryptToString(byte[] associatedData, byte[] nonce, String ciphertext)
-      throws GeneralSecurityException, IOException {
+    throws GeneralSecurityException, IOException {
     try {
       Cipher cipher = Cipher.getInstance("AES/GCM/NoPadding");
 
@@ -68,7 +67,7 @@ public class AesUtils {
       cipher.init(Cipher.DECRYPT_MODE, key, spec);
       cipher.updateAAD(associatedData);
 
-      return new String(cipher.doFinal(BaseEncoding.base64().decode(CharMatcher.whitespace().removeFrom(ciphertext))), "utf-8");
+      return new String(cipher.doFinal(Base64.getDecoder().decode(StringUtils.remove(ciphertext, " "))), StandardCharsets.UTF_8);
     } catch (NoSuchAlgorithmException | NoSuchPaddingException e) {
       throw new IllegalStateException(e);
     } catch (InvalidKeyException | InvalidAlgorithmParameterException e) {
@@ -76,7 +75,7 @@ public class AesUtils {
     }
   }
 
-  public static String decryptToString(String associatedData, String nonce, String ciphertext,String apiV3Key)
+  public static String decryptToString(String associatedData, String nonce, String ciphertext, String apiV3Key)
     throws GeneralSecurityException, IOException {
     try {
       Cipher cipher = Cipher.getInstance("AES/GCM/NoPadding");
@@ -87,7 +86,7 @@ public class AesUtils {
       cipher.init(Cipher.DECRYPT_MODE, key, spec);
       cipher.updateAAD(associatedData.getBytes());
 
-      return new String(cipher.doFinal(Base64.getDecoder().decode(ciphertext)), "utf-8");
+      return new String(cipher.doFinal(Base64.getDecoder().decode(ciphertext)), StandardCharsets.UTF_8);
     } catch (NoSuchAlgorithmException | NoSuchPaddingException e) {
       throw new IllegalStateException(e);
     } catch (InvalidKeyException | InvalidAlgorithmParameterException e) {
@@ -116,9 +115,9 @@ public class AesUtils {
   public static String HMACSHA256(String data, String key) {
     try {
       Mac sha256_HMAC = Mac.getInstance("HmacSHA256");
-      SecretKeySpec secret_key = new SecretKeySpec(key.getBytes("UTF-8"), "HmacSHA256");
+      SecretKeySpec secret_key = new SecretKeySpec(key.getBytes(StandardCharsets.UTF_8), "HmacSHA256");
       sha256_HMAC.init(secret_key);
-      byte[] array = sha256_HMAC.doFinal(data.getBytes("UTF-8"));
+      byte[] array = sha256_HMAC.doFinal(data.getBytes(StandardCharsets.UTF_8));
       StringBuilder sb = new StringBuilder();
       for (byte item : array) {
         sb.append(Integer.toHexString((item & 0xFF) | 0x100).substring(1, 3));