diff --git a/DProto/8003.xml b/DProto/8003.xml
index e751e17..4fe1bb6 100644
--- a/DProto/8003.xml
+++ b/DProto/8003.xml
@@ -1,120 +1,124 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <packet extend="base">
-	<req>
+    <req>
 
-    <command>
-        <bin>8003</bin>
-    </command>
-    <data extend="data">
-        <rFlag len="1" required="false" cn="RSA标志">
-            可选，存在，则固定值为‘P’
-        </rFlag>
-        <signatureDataType len="1" cn="获取公私钥标记位">
-            <options>
-                <option cn="索引方式">
-                    <bin>00</bin>
-                </option>
-                <option cn="DN 方式">
-                    <bin>01</bin>
-                </option>
-            </options>
-        </signatureDataType>
+        <command>
+            <bin>8003</bin>
+        </command>
+        <data extend="data">
+            <signatureDataType len="1" cn="获取公私钥标记位">
+                <options>
+                    <option cn="索引方式">
+                        <bin>00</bin>
+                    </option>
+                    <option cn="DN 方式">
+                        <bin>01</bin>
+                    </option>
+                </options>
+            </signatureDataType>
 
-        <DN cn="DN 或 DN索引">
-            若上面的标志为1，则此域为证书DN，若为0，则此域为两个字节的证书索引；
-        </DN>
+            <DN cn="DN 或 DN索引">
+                若上面的标志为1，则此域为证书DN，若为0，则此域为两个字节的证书索引；
+            </DN>
 
-        <dataLength len="2" :value="dataLen()" cn="待签名数据长度">
-            待签名数据长度
-        </dataLength>
+            <hashFlag len="1" :if="null != $packet.data.hash" cn="外部 hash 标记">
+                <text>P</text>
+            </hashFlag>
 
-        <signData cn="待签名数据">
-            待签名数据
-        </signData>
+            <hash len="32" :if="null != $packet.data.hash" cn="外部 hash">
+            </hash>
 
-    </data>
+            <dataLength len="2" :value="dataLen()" :if="null == $packet.data.hash" cn="待签名数据长度">
+                待签名数据长度
+            </dataLength>
+
+            <signData cn="待签名数据" :if="null == $packet.data.hash">
+                待签名数据
+            </signData>
+
+        </data>
 
 
 
-	</req>
-	<res>
+    </req>
+    <res>
 
-    <command>
-        <bin>8004</bin>
-    </command>
-    <data>
-        <error len="2" cn="错误码" format="X" :catch="catchError('%s')">
-            <options>
-                <option cn="无错误">
-                    <hex>00</hex>
-                </option>
-                <option cn="无效的私钥类型">
-                    <hex>03</hex>
-                </option>
-                <option cn="无效私钥标记">
-                    <hex>04</hex>
-                </option>
-                <option cn="无效的哈希标识">
-                    <hex>05</hex>
-                </option>
-                <option cn="无效的签名标识">
-                    <hex>06</hex>
-                </option>
-                <option cn="无效的附加标识">
-                    <hex>07</hex>
-                </option>
-                <option cn="LMK 错误">
-                    LMK 错误；报告给管理员。
-                    <hex>13</hex>
-                </option>
-                <option cn="输入数据错">
-                    <hex>15</hex>
-                </option>
-                <option cn="DSP 错误">
-                    DSP 错误；报告给管理员。
-                    <hex>47</hex>
-                </option>
-                <option cn="私钥错误">
-                    私钥错误；报告给管理员。
-                    <hex>49</hex>
-                </option>
-                <option cn="无效摘要信息语法（仅仅无哈希模式）">
-                    <hex>74</hex>
-                </option>
-                <option cn="公钥长度错误">
-                    <hex>76</hex>
-                </option>
-                <option cn="私钥长度错误">
-                    <hex>78</hex>
-                </option>
-                <option cn="输入数据长度错误">
-                    <hex>80</hex>
-                </option>
-            </options>
-        </error>
+        <command>
+            <bin>8004</bin>
+        </command>
+        <data>
+            <error len="2" cn="错误码" format="X" :catch="catchError('%s')">
+                <options>
+                    <option cn="无错误">
+                        <hex>00</hex>
+                    </option>
+                    <option cn="无效的私钥类型">
+                        <hex>03</hex>
+                    </option>
+                    <option cn="无效私钥标记">
+                        <hex>04</hex>
+                    </option>
+                    <option cn="无效的哈希标识">
+                        <hex>05</hex>
+                    </option>
+                    <option cn="无效的签名标识">
+                        <hex>06</hex>
+                    </option>
+                    <option cn="无效的附加标识">
+                        <hex>07</hex>
+                    </option>
+                    <option cn="LMK 错误">
+                        LMK 错误；报告给管理员。
+                        <hex>13</hex>
+                    </option>
+                    <option cn="输入数据错">
+                        <hex>15</hex>
+                    </option>
+                    <option cn="DSP 错误">
+                        DSP 错误；报告给管理员。
+                        <hex>47</hex>
+                    </option>
+                    <option cn="私钥错误">
+                        私钥错误；报告给管理员。
+                        <hex>49</hex>
+                    </option>
+                    <option cn="无效摘要信息语法（仅仅无哈希模式）">
+                        <hex>74</hex>
+                    </option>
+                    <option cn="公钥长度错误">
+                        <hex>76</hex>
+                    </option>
+                    <option cn="私钥长度错误">
+                        <hex>78</hex>
+                    </option>
+                    <option cn="输入数据长度错误">
+                        <hex>80</hex>
+                    </option>
+                </options>
+            </error>
 
-        <signatureLen len="2" cn="签名的字节长度">
-            签名的字节长度
-        </signatureLen>
+            <signatureLen len="2" cn="签名的字节长度">
+                签名的字节长度
+            </signatureLen>
 
-        <signature :len="signatureLen()" cn="签名的 DER 编码">
-            签名的 DER 编码
-        </signature>
+            <signature :len="signatureLen()" cn="签名的 DER 编码">
+                签名的 DER 编码
+            </signature>
 
-        <tailSep len="1" required="false" cn="尾分隔">
-            可选项。如果显示消息尾域，则该域必须显示。值为 “X’19”。
-            <hex>19</hex>
-        </tailSep>
+            <tailSep len="1" required="false" cn="尾分隔">
+                可选项。如果显示消息尾域，则该域必须显示。值为 “X’19”。
+                <hex>19</hex>
+            </tailSep>
 
-        <tail maxLen="32" required="false" cn="尾部">
-            可选项。最大长度为 32个字符。
-        </tail>
-    </data>
+            <tail maxLen="32" required="false" cn="尾部">
+                可选项。最大长度为 32个字符。
+            </tail>
+        </data>
 
 
 
-	</res>
-	<script type="javascript"><![CDATA[
+    </res>
+    <script type="javascript"><![CDATA[
 function dataLen(){
     def len = $packet.data.signData.length
     def ret = new byte[2]
diff --git a/DProto/8004.xml b/DProto/8004.xml
index 0af297d..b17d768 100644
--- a/DProto/8004.xml
+++ b/DProto/8004.xml
@@ -1,134 +1,137 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <packet extend="base">
-	<req>
+    <req>
 
-    <command>
-        <bin>8004</bin>
-    </command>
-    <data extend="data">
-        <rFlag len="1" required="false" cn="RSA标志">
-            可选，存在，则固定值为‘P’
-        </rFlag>
-        <signatureDataType len="1" cn="获取公私钥标记位">
-            <options>
-                <option cn="索引方式">
-                    <bin>00</bin>
-                </option>
-                <option cn="DN 方式">
-                    <bin>01</bin>
-                </option>
-                <option cn="通过机构号获取">
-                    <bin>02</bin>
-                </option>
-            </options>
-        </signatureDataType>
+        <command>
+            <bin>8004</bin>
+        </command>
+        <data extend="data">
+            <signatureDataType len="1" cn="获取公私钥标记位">
+                <options>
+                    <option cn="索引方式">
+                        <bin>00</bin>
+                    </option>
+                    <option cn="DN 方式">
+                        <bin>01</bin>
+                    </option>
+                    <option cn="通过机构号获取">
+                        <bin>02</bin>
+                    </option>
+                </options>
+            </signatureDataType>
 
-        <DN :if="useDN()" cn="DN 或 DN索引">
-            若上面的标志为1，则此域为证书DN，若为0，则此域为两个字节的证书索引；若为2，该域不存在
-        </DN>
+            <DN :if="useDN()" cn="DN 或 DN索引">
+                若上面的标志为1，则此域为证书DN，若为0，则此域为两个字节的证书索引；若为2，该域不存在
+            </DN>
 
-        <organizationNumLen len="2" :if="useOrganization()" :value="bNumberLength()"  cn="机构号长度">
-            标志为2 时存在
-        </organizationNumLen>
+            <organizationNumLen len="2" :if="useOrganization()" :value="bNumberLength()"  cn="机构号长度">
+                标志为2 时存在
+            </organizationNumLen>
 
-        <organizationNum :if="useOrganization()"  cn="机构号内容">
-            标志为2 时存在
-        </organizationNum>
+            <organizationNum :if="useOrganization()"  cn="机构号内容">
+                标志为2 时存在
+            </organizationNum>
 
+            <hashFlag len="1" :if="null != $packet.data.hash" cn="外部 hash 标记">
+                <text>P</text>
+            </hashFlag>
 
-        <dataLength len="2" :value="dataLen()" cn="待签名数据长度">
-            待签名数据长度
-        </dataLength>
+            <hash len="32" :if="null != $packet.data.hash" cn="外部 hash">
+            </hash>
 
-        <odata cn="待签名数据">
-            待签名数据
-        </odata>
+            <dataLength len="2" :if="null == $packet.data.hash" :value="dataLen()" cn="待签名数据长度">
+                待签名数据长度
+            </dataLength>
 
-        <signatureLen len="2" :value="signLen()" cn="签名的字节长度">
-            签名的字节长度
-        </signatureLen>
+            <odata cn="待签名数据" :if="null == $packet.data.hash">
+                待签名数据
+            </odata>
 
-        <signature :len="signatureLen()" cn="已签名数据">
-            待验签的已签名数据，若为RSA签名则为相应长度的签名数据，若为SM2签名，则前半部分为R.后面半部分为S；
-        </signature>
+            <signatureLen len="2" :value="signLen()" cn="签名的字节长度">
+                签名的字节长度
+            </signatureLen>
 
-        <returnSign len="2" cn="返回证书信息标志">
-            <options>
-                <option cn="不返回">
-                    <bin>0000</bin>
-                </option>
-                <option cn="返回">
-                    <bin>0001</bin>
-                </option>
-            </options>
-        </returnSign>
-    </data>
+            <signature :len="signatureLen()" cn="已签名数据">
+                待验签的已签名数据，若为RSA签名则为相应长度的签名数据，若为SM2签名，则前半部分为R.后面半部分为S；
+            </signature>
+
+            <returnSign len="2" cn="返回证书信息标志">
+                <options>
+                    <option cn="不返回">
+                        <bin>0000</bin>
+                    </option>
+                    <option cn="返回">
+                        <bin>0001</bin>
+                    </option>
+                </options>
+            </returnSign>
+        </data>
 
 
 
-	</req>
-	<res>
+    </req>
+    <res>
 
-    <command>
-        <bin>8005</bin>
-    </command>
-    <data>
-        <error len="2" cn="错误码" format="X" :catch="catchError('%s')">
-            <options>
-                <option cn="无错误">
-                    <hex>00</hex>
-                </option>
-                <option cn="公钥不符合编码规则">
-                    <hex>04</hex>
-                </option>
-                <option cn="无效的加密标识">
-                    <hex>06</hex>
-                </option>
-                <option cn="无效的附加模式标识">
-                    <hex>07</hex>
-                </option>
-                <option cn="密钥奇偶校验错误">
-                    <hex>10</hex>
-                </option>
-                <option cn="LMK 错误">
-                    LMK 错误；报告给管理员。
-                    <hex>13</hex>
-                </option>
-                <option cn="输入数据错">
-                    <hex>15</hex>
-                </option>
-                <option cn="DSP 错误">
-                    DSP 错误；报告给管理员。
-                    <hex>47</hex>
-                </option>
-                <option cn="私钥错误">
-                    私钥错误；报告给管理员。
-                    <hex>49</hex>
-                </option>
-                <option cn="密钥块长度错误">
-                    <hex>76</hex>
-                </option>
-                <option cn="输入数据长度错误">
-                    <hex>80</hex>
-                </option>
-            </options>
-        </error>
+        <command>
+            <bin>8005</bin>
+        </command>
+        <data>
+            <error len="2" cn="错误码" format="X" :catch="catchError('%s')">
+                <options>
+                    <option cn="无错误">
+                        <hex>00</hex>
+                    </option>
+                    <option cn="公钥不符合编码规则">
+                        <hex>04</hex>
+                    </option>
+                    <option cn="无效的加密标识">
+                        <hex>06</hex>
+                    </option>
+                    <option cn="无效的附加模式标识">
+                        <hex>07</hex>
+                    </option>
+                    <option cn="密钥奇偶校验错误">
+                        <hex>10</hex>
+                    </option>
+                    <option cn="LMK 错误">
+                        LMK 错误；报告给管理员。
+                        <hex>13</hex>
+                    </option>
+                    <option cn="输入数据错">
+                        <hex>15</hex>
+                    </option>
+                    <option cn="DSP 错误">
+                        DSP 错误；报告给管理员。
+                        <hex>47</hex>
+                    </option>
+                    <option cn="私钥错误">
+                        私钥错误；报告给管理员。
+                        <hex>49</hex>
+                    </option>
+                    <option cn="密钥块长度错误">
+                        <hex>76</hex>
+                    </option>
+                    <option cn="输入数据长度错误">
+                        <hex>80</hex>
+                    </option>
+                </options>
+            </error>
 
-        <infoLen len="2" cn="信息长度" :if="0 != $packet.data.returnSign$option">
-            信息长度
-        </infoLen>
+            <infoLen len="2" cn="信息长度" :if="0 != $packet.data.returnSign$option">
+                信息长度
+            </infoLen>
 
-        <info :len="getInfoLen()" cn="信息" :if="0 != $packet.data.returnSign$option">
-            若发送报文返回证书信息标志位为0，则返回一段垃圾数据，可以不用管
-            若发送报文返回证书信息标志位为1，则返回 CERT_INFO 结构的证书数据
-        </info>
+            <info :len="getInfoLen()" cn="信息" :if="0 != $packet.data.returnSign$option">
+                若发送报文返回证书信息标志位为0，则返回一段垃圾数据，可以不用管
+                若发送报文返回证书信息标志位为1，则返回 CERT_INFO 结构的证书数据
+            </info>
 
-    </data>
+        </data>
 
 
 
-	</res>
-	<script><![CDATA[
+    </res>
+    <script><![CDATA[
 	function dataLen(){
     def len = $packet.data.odata.length
     def ret = new byte[2]
diff --git a/pom.xml b/pom.xml
index eee6db2..2ff0cfc 100644
--- a/pom.xml
+++ b/pom.xml
@@ -78,7 +78,7 @@
         <dependency>
             <groupId>com.sunyard</groupId>
             <artifactId>proto</artifactId>
-            <version>1.0.20221213</version>
+            <version>1.0.20221215</version>
         </dependency>
 
 
diff --git a/src/main/java/com/sunyard/SydApiException.java b/src/main/java/com/sunyard/SydApiException.java
index f7ee1b9..507a04e 100644
--- a/src/main/java/com/sunyard/SydApiException.java
+++ b/src/main/java/com/sunyard/SydApiException.java
@@ -124,6 +124,17 @@ public class SydApiException extends RuntimeException{
         }
     }
 
+    public SydApiException(String msg, int ret, Throwable e) {
+        super("SydApiException(code =" + String.format(" %04x", ret) + " : " + "msg =" + (msg == null ? "未定义的错误" : msg) + ")", e);
+        this.retCode = ret;
+        if (msg != null && !"".equals(msg)) {
+            this.msg = msg;
+        } else {
+            this.transMsg();
+        }
+
+    }
+
     public static SydApiException fromBin( byte[] b , String msg){
         int code = null != b && b[0] >= 48 && b[0] <= 57 ? Util.a2i( b , 10) : Util.b2i( b );
         return new SydApiException(msg, code);
diff --git a/src/main/java/com/sunyard/inf/cryption/SydHashApi.java b/src/main/java/com/sunyard/inf/cryption/SydHashApi.java
index 6837a63..fb46a36 100644
--- a/src/main/java/com/sunyard/inf/cryption/SydHashApi.java
+++ b/src/main/java/com/sunyard/inf/cryption/SydHashApi.java
@@ -72,4 +72,6 @@ public interface SydHashApi {
     public String calcPBOCMAC(int mode, int keyType, String key, byte[] data, int block, byte[] iv);
 
     public RetWrap countHash(int hashType, int packSn, byte[] msg, byte[] filterData);
+
+    public byte[] RSAHash(int hashType, byte[] orgData);
 }
diff --git a/src/main/java/com/sunyard/util/ASN1Util.java b/src/main/java/com/sunyard/util/ASN1Util.java
index fe0ec60..14e9cb0 100644
--- a/src/main/java/com/sunyard/util/ASN1Util.java
+++ b/src/main/java/com/sunyard/util/ASN1Util.java
@@ -11,7 +11,10 @@ import java.io.IOException;
 
 public class ASN1Util {
 
-
+    public static byte[] alignSignDer(byte[] der) {
+        String base64 = Util.encodeBase64(der);
+        return SYMUtil.base64SignAsDerSign(base64);
+    }
     public static RetWrap takeOutOriginDataFromPKCS7Sign(String sign) throws IOException {
         RetWrap ret = new RetWrap();
 
diff --git a/src/main/java/racal/sunyard/main/SydApi4j.java b/src/main/java/racal/sunyard/main/SydApi4j.java
index 0fcc4df..316bd03 100644
--- a/src/main/java/racal/sunyard/main/SydApi4j.java
+++ b/src/main/java/racal/sunyard/main/SydApi4j.java
@@ -398,57 +398,71 @@ public class SydApi4j implements SydApi {
         }
     }
 
-
-    @Override
     public byte[] SYD_NakedSign(byte[] orgData, String sCertDN) {
+        if (orgData == null) {
+            throw new IllegalArgumentException("输入数据为 null");
+        } else {
+            return orgData.length < 4096 ? this.SYD_NakedSign(sCertDN, orgData, (byte[])null) : this.SYD_NakedSign_OuterHash(orgData, sCertDN);
+        }
+    }
+
+    public byte[] SYD_NakedSign(String sCertDN, byte[] orgData, byte[] hash) {
         Proto8003 proto = new Proto8003();
         byte[] dn = new byte[256];
         byte[] s = null;
+
         try {
+            sCertDN = DnUtil.verifyDn(sCertDN);
             s = sCertDN.getBytes("GBK");
-        } catch (UnsupportedEncodingException e) {
-            e.printStackTrace();
+        } catch (UnsupportedEncodingException var16) {
+            var16.printStackTrace();
         }
 
         System.arraycopy(s, 0, dn, 0, s.length);
-
-        // 填充数据
-        HashMap<String, Object> packet = new HashMap<String, Object>();
-        HashMap<String, Object> data = new HashMap<String, Object>();
+        HashMap<String, Object> packet = new HashMap();
+        HashMap<String, Object> data = new HashMap();
         packet.put("data", data);
         PacketSN sn = PacketSN.gen();
         packet.put("header", sn.getSn().array());
         data.put("signatureDataType$option", 1);
         data.put("DN", dn);
         data.put("signData", orgData);
-        // 渲染发送
+        data.put("hash", hash);
         ByteBuffer bb = proto.rend(packet);
-
-        synchronized (this) {
-            // 响应解析
-            bb = syncRead(syncSend(bb));
+        synchronized(this) {
+            bb = this.syncRead(this.syncSend(bb));
         }
 
-
         Packet p = proto.parse(bb);
         Map<String, Object> ret = p.toMap();
-
-        if (
-                !Arrays.equals(sn.getSn().array(), ((PacketSection) ret.get("header")).getBytes())
-        ) {
+        if (!Arrays.equals(sn.getSn().array(), ((PacketSection)ret.get("header")).getBytes())) {
             throw new SydApiException("包序号不匹配", -4);
+        } else {
+            ret = (Map)ret.get("data");
+            PacketSection error = (PacketSection)ret.get("error");
+            byte[] be = error.getBytes();
+            if ((be[0] ^ be[1]) != 0) {
+                throw new SydApiException(error.getInfo(), error.autoInt());
+            } else {
+                return ((PacketSection)ret.get("signature")).getBytes();
+            }
         }
-        ret = (Map<String, Object>) ret.get("data");
-        PacketSection error = (PacketSection) ret.get("error");
-        byte[] be = error.getBytes();
-        if (
-                (0 != (be[0] ^ be[1]))) {
-
-            throw new SydApiException(error.getInfo(), error.autoInt());
-        }
-        return ((PacketSection) ret.get("signature")).getBytes();
     }
 
+    public byte[] SYD_NakedSign_OuterHash(byte[] orgData, String sCertDN) {
+        sCertDN = DnUtil.verifyDn(sCertDN);
+        String pk = null;
+
+        try {
+            pk = this.SYD_SM2_Get_Dn_PublicKey_HA(sCertDN.getBytes("GBK"), 0);
+        } catch (UnsupportedEncodingException var5) {
+            var5.printStackTrace();
+            throw new SydApiException("DN 编码错误", 52225, var5);
+        }
+
+        byte[] hash = this.SM3Hash(pk, orgData);
+        return this.SYD_NakedSign(sCertDN, (byte[])null, hash);
+    }
 
     @Override
     public byte[] SYD_NakedSign(int rFlag, byte[] orgData, String sCertDN) {
@@ -509,62 +523,75 @@ public class SydApi4j implements SydApi {
         return ((PacketSection) ret.get("signature")).getBytes();
     }
 
-
-    @Override
     public boolean SYD_NakedVerify(byte[] orgData, byte[] sign, String sCertDN) {
-        Proto8004 proto = new Proto8004();
+        return orgData.length < 4096 ? this.SYD_NakedVerify(sCertDN, sign, orgData, (byte[])null) : this.SYD_NakedVerify_OuterHash(orgData, sign, sCertDN);
+    }
 
+    public boolean SYD_NakedVerify(String sCertDN, byte[] sign, byte[] orgData, byte[] hash) {
+        Proto8004 proto = new Proto8004();
+        sign = ASN1Util.alignSignDer(sign);
         byte[] dn = new byte[256];
         byte[] s = null;
 
         try {
+            sCertDN = DnUtil.verifyDn(sCertDN);
             s = sCertDN.getBytes("GBK");
-        } catch (UnsupportedEncodingException e) {
-            e.printStackTrace();
+        } catch (UnsupportedEncodingException var18) {
+            var18.printStackTrace();
         }
 
         System.arraycopy(s, 0, dn, 0, s.length);
-
-        // 填充数据
-        HashMap<String, Object> packet = new HashMap<String, Object>();
-        HashMap<String, Object> data = new HashMap<String, Object>();
+        HashMap<String, Object> packet = new HashMap();
+        HashMap<String, Object> data = new HashMap();
         packet.put("data", data);
         PacketSN sn = PacketSN.gen();
         packet.put("header", sn.getSn().array());
         data.put("signatureDataType$option", 1);
         data.put("DN", dn);
         data.put("odata", orgData);
+        data.put("hash", hash);
         data.put("signature", sign);
         data.put("returnSign$option", 0);
-        // 渲染发送
         ByteBuffer bb = proto.rend(packet);
-
-        synchronized (this) {
-            byte[] b = syncSend(bb);
-
-            // 响应解析
-            bb = syncRead(b);
+        synchronized(this) {
+            byte[] b = this.syncSend(bb);
+            bb = this.syncRead(b);
         }
 
         Packet p = proto.parse(bb, packet);
         Map<String, Object> ret = p.toMap();
-
-        if (
-                !Arrays.equals(sn.getSn().array(), ((PacketSection) ret.get("header")).getBytes())
-        ) {
+        if (!Arrays.equals(sn.getSn().array(), ((PacketSection)ret.get("header")).getBytes())) {
             throw new SydApiException("包序号不匹配", -4);
+        } else {
+            ret = (Map)ret.get("data");
+            PacketSection error = (PacketSection)ret.get("error");
+            byte[] be = error.getBytes();
+            if ((be[0] ^ be[1]) != 0) {
+                SydApiException e = new SydApiException(error.getInfo(), error.autoInt());
+                println("验签失败=" + e.toString());
+                return false;
+            } else {
+                return true;
+            }
         }
-        ret = (Map<String, Object>) ret.get("data");
-        PacketSection error = (PacketSection) ret.get("error");
-        byte[] be = error.getBytes();
-        if ((0 != (be[0] ^ be[1]))) {
-            SydApiException e = new SydApiException(error.getInfo(), error.autoInt());
-            println("验签失败=" + e.toString());
-            return false;
-        }
-        return true;
     }
 
+    public boolean SYD_NakedVerify_OuterHash(byte[] orgData, byte[] sign, String sCertDN) {
+        sCertDN = DnUtil.verifyDn(sCertDN);
+        String pk = null;
+
+        try {
+            pk = this.SYD_SM2_Get_Dn_PublicKey_HA(sCertDN.getBytes("GBK"), 0);
+        } catch (UnsupportedEncodingException var6) {
+            var6.printStackTrace();
+            throw new SydApiException("DN 编码错误", 52225, var6);
+        }
+
+        byte[] hash = this.SM3Hash(pk, orgData);
+        return this.SYD_NakedVerify(sCertDN, sign, orgData, hash);
+    }
+
+
     @Override
     public boolean SYD_NakedVerify(int rFlag, byte[] orgData, byte[] sign, String sCertDN) {
         Proto8004 proto = new Proto8004();
@@ -884,8 +911,9 @@ public class SydApi4j implements SydApi {
         if(orgData.length<4096){
             deVerify= detachedVerify(rFlag,dataType,orgData,sign);
         }else {
-            RetWrap hashData = countHash(0, 0, orgData, null);
-            deVerify= this.detachedVerify(2, 0, (byte[]) hashData.get("hash"), sign);
+            //RetWrap hashData = countHash(0, 0, orgData, null);
+            byte[] hashData = RSAHash(0, orgData);
+            deVerify= this.detachedVerify(2, 0,  hashData, sign);
         }
         return deVerify;
     }
@@ -1082,8 +1110,8 @@ public class SydApi4j implements SydApi {
         if(orgData.length<4096){
             sign = detachedSign(rFlag,dataType,orgData,sCertDN);
         }else{
-            RetWrap hashData = countHash(0, 0, orgData, null);
-            byte[] hash = (byte[]) hashData.get("hash");
+           // RetWrap hashData = countHash(0, 0, orgData, null);
+            byte[] hash = RSAHash(0, orgData);
             sign = detachedSign(2,0, hash, sCertDN);
         }
         return sign;
@@ -9137,6 +9165,43 @@ public class SydApi4j implements SydApi {
         return rw;
     }
 
+    /*
+    根据原始数据计算出RSAhash结果（数据长度不限）
+    @param hashType   HASH类型。0: SHA1,1: SHA256,2: MD5
+    @param orgData    原始数据
+     */
+    public byte[] RSAHash(int hashType, byte[] orgData) {
+        byte[] hashData = new byte[0];
+        final int packLen = 4064;
+        // 如果长度小于等于 4064 ，发送唯一包
+        if (orgData.length <= 4064) {
+            RetWrap retWrap = countHash(hashType, 0, orgData, null);
+            hashData = (byte[]) retWrap.get("hash");
+        }
+        //分包
+        if (orgData.length > 4064) {
+            int loop = orgData.length / packLen;
+            if (orgData.length % packLen > 0) {
+                loop++;
+            }
+            byte[] proData = Arrays.copyOfRange(orgData, 0, packLen);
+            RetWrap retWrap = countHash(hashType, 1, proData, null);
+            //第一块hash数据作为中间块过度消息数据
+            byte[] durHashData = (byte[]) retWrap.get("filterData");
+            byte[] durData;
+            for (int i = 1; i < loop - 1; i++) {
+                durData = Arrays.copyOfRange(orgData, i * packLen, (i + 1) * packLen);
+                RetWrap durretWrap = countHash(hashType, 2, durData, durHashData);
+                durHashData = (byte[]) durretWrap.get("filterData");
+            }
+            byte[] finData = Arrays.copyOfRange(orgData, (loop - 1) * packLen, orgData.length);
+            RetWrap finretWrap = countHash(hashType, 3, finData, durHashData);
+            hashData = (byte[]) finretWrap.get("hash");
+        }
+        return hashData;
+    }
+
+
     /**
      * 15.7计算HASH散列值(MD5\SHA1\SHA256)(+)  -> pass
      *
@@ -11596,8 +11661,9 @@ public class SydApi4j implements SydApi {
         if (orgData.length < 4096) {
             verifyRSA= this.detachedVerify(rFlag, 1, orgData, sign2);
         }else {
-            RetWrap hashData = this.countHash(0, 0, orgData, null);
-            verifyRSA= this.detachedVerify(2, 0, (byte[]) hashData.get("hash"), sign2);
+           // RetWrap hashData = this.countHash(0, 0, orgData, null);
+            byte[] hashData = RSAHash(0, orgData);
+            verifyRSA= this.detachedVerify(2, 0,  hashData, sign2);
         }
         return verifyRSA;
     }
@@ -11642,8 +11708,9 @@ public class SydApi4j implements SydApi {
     public String attachedSignRSASoft(int rFlag,byte[] orgData, String sCertDN) throws UnsupportedEncodingException {
         sCertDN = verifyDn( sCertDN );
         try {
-            RetWrap hashData = countHash(0, 0, orgData, null);
-            byte[] hash = (byte[]) hashData.get("hash");
+//            RetWrap hashData = countHash(0, 0, orgData, null);
+//            byte[] hash = (byte[]) hashData.get("hash");
+            byte[] hash = RSAHash(0, orgData);
             String sign = this.detachedSign(2,0, hash, sCertDN);
             return ASN1Util.addOriginDataToPKCS7Sign( orgData, sign );
         } catch (IOException e) {
diff --git a/src/test/java/sample/Shanghairenhang.java b/src/test/java/sample/Shanghairenhang.java
index f1f9d7c..3667070 100644
--- a/src/test/java/sample/Shanghairenhang.java
+++ b/src/test/java/sample/Shanghairenhang.java
@@ -21,10 +21,12 @@ import java.util.List;
 import static com.sunyard.sydapi.util.PrintUtil.printRetWrap;
 
 public class Shanghairenhang {
-    private static final byte[] orgData2k = new byte[ 1*1024 ];
+    private static final byte[] orgData2k = new byte[ 2000*1024 ];
     private static final String pcDnEN = "C=CN,O=CFCA OCA1,OU=YCCA,OU=Individual-2,CN=YCCA@黄金交易所@Zhuangj@1";
     private static final String RSA = "C=cn,O=CFCA TEST CA,OU=NCS2,OU=Enterprises,CN=041@Z402451000010@ShanDong@00000001";
 
+    private static final String RSA2 = "C=CN,O=sunyard,OU=rsa,CN=javaRsa";
+
     public static void main(String[] args) throws UnsupportedEncodingException, CertificateException, NoSuchProviderException {
        // System.setProperty("com.sunyard.sydapi4j.debug", "true");
         long startTime = System.currentTimeMillis();    //获取开始时间
@@ -81,20 +83,23 @@ public class Shanghairenhang {
     @Test
     public void  testRenhang() throws UnsupportedEncodingException {
         //System.setProperty("com.sunyard.sydapi4j.debug", "true");
-        SydApiBuilder builder = new SydApiBuilder().setIp("192.168.0.200");
+        SydApiBuilder builder = new SydApiBuilder().setIp("172.16.17.161");
         SydApi4j api = (SydApi4j) builder.build();
-//        String attachedSign = api.attachedSign(2,orgData2k, RSA);
-//        System.out.println(attachedSign);
-//        boolean attachedVerify = api.attachedVerify(2,attachedSign);
-//        System.out.println(attachedVerify);
+        String attachedSign = api.attachedSign(2,orgData2k, RSA2);
+        System.out.println(attachedSign);
+        boolean attachedVerify = api.attachedVerify(2,attachedSign);
+        System.out.println(attachedVerify);
+//        byte[] hash = api.RSAHash(2, orgData2k);
+//        System.out.println(Util.bytes2HexString(hash));
 
-        byte[] bytes = api.SYD_NakedSign(orgData2k, pcDnEN);
-        System.out.println(Util.bytes2HexString(bytes));
+
+//        byte[] bytes = api.SYD_NakedSign(orgData2k, pcDnEN);
+//        System.out.println(Util.bytes2HexString(bytes));
     }
     @Test
     public void aboutCert() throws UnsupportedEncodingException {
         //System.setProperty("com.sunyard.sydapi4j.debug", "true");
-        SydApiBuilder builder = new SydApiBuilder().setIp("192.168.1.129");
+        SydApiBuilder builder = new SydApiBuilder().setIp("192.168.1.100");
         SydApi4j api = (SydApi4j) builder.build();
         RetWrap allCert = api.getAllCert(0);
         printRetWrap(allCert);
@@ -106,4 +111,19 @@ public class Shanghairenhang {
 
     }
 
+    @Test
+    public void nakedsign(){
+       // System.setProperty("com.sunyard.sydapi4j.debug", "true");
+        SydApiBuilder builder = new SydApiBuilder().setIp("172.16.17.161");
+        SydApi4j api = (SydApi4j) builder.build();
+
+
+        byte[] nakedSign2 = api.SYD_NakedSign(orgData2k, pcDnEN);
+        System.out.println("大数据裸签："+ Util.bytes2HexString(nakedSign2));
+        boolean nakedVerify2 = api.SYD_NakedVerify(orgData2k, nakedSign2, pcDnEN);
+        System.out.println("大数据验签："+nakedVerify2 );
+
+
+    }
+
 }
\ No newline at end of file