diff --git a/pom.xml b/pom.xml
index 7dfa890..0f59b56 100644
--- a/pom.xml
+++ b/pom.xml
@@ -94,12 +94,17 @@
         <version>3.0.8</version>
     </dependency>
 
-    <!-- Sqlite Driver-->
+    <!-- Sqlite Driver compatible with sqlcipher-->
     <!-- https://mvnrepository.com/artifact/org.xerial/sqlite-jdbc -->
+<!--    <dependency>-->
+<!--        <groupId>org.xerial</groupId>-->
+<!--        <artifactId>sqlite-jdbc</artifactId>-->
+<!--        <version>3.28.0</version>-->
+<!--    </dependency>-->
     <dependency>
-        <groupId>org.xerial</groupId>
+        <groupId>io.github.willena</groupId>
         <artifactId>sqlite-jdbc</artifactId>
-        <version>3.28.0</version>
+        <version>3.35.4</version>
     </dependency>
 
 
diff --git a/src/main/java/minsecurity/identity/persist/sqlite/Sqlite.java b/src/main/java/minsecurity/identity/persist/sqlite/Sqlite.java
index cd4d468..6a50d25 100644
--- a/src/main/java/minsecurity/identity/persist/sqlite/Sqlite.java
+++ b/src/main/java/minsecurity/identity/persist/sqlite/Sqlite.java
@@ -1,5 +1,8 @@
 package minsecurity.identity.persist.sqlite;
 
+import org.sqlite.mc.SQLiteMCConfig;
+import org.sqlite.mc.SQLiteMCSqlCipherConfig;
+
 import java.io.File;
 import java.sql.*;
 
@@ -34,6 +37,10 @@ public class Sqlite {
 
     }
 
+    private String passwd2HexKey(){
+        return String.format("x'%s'", passwd);
+    }
+
     /**
      * 获取Sqlite object
      * @return Sqlite object
@@ -70,8 +77,8 @@ public class Sqlite {
                 new File(dbPath).mkdirs();
             }
             String real_db_file = dbPath + db_file;
-            Class.forName("org.sqlite.JDBC");
-            c = DriverManager.getConnection("jdbc:sqlite:" + real_db_file);
+            // 兼容sqlcipher
+            c = DriverManager.getConnection("jdbc:sqlite:" + real_db_file, SQLiteMCSqlCipherConfig.getV4Defaults().withKey(passwd2HexKey()).toProperties());
             stmt = c.createStatement();
             stmt.executeUpdate(table_create);
             stmt.close();
@@ -92,8 +99,8 @@ public class Sqlite {
                 new File(filePath).mkdirs();
             }
             String real_db_file = filePath + db_file;
-            Class.forName("org.sqlite.JDBC");
-            c = DriverManager.getConnection("jdbc:sqlite:" + real_db_file);
+            // 兼容sqlcipher
+            c = DriverManager.getConnection("jdbc:sqlite:" + real_db_file, SQLiteMCSqlCipherConfig.getV4Defaults().withKey(passwd2HexKey()).toProperties());
             stmt = c.createStatement();
             stmt.executeUpdate(table_create);
             stmt.close();
@@ -111,7 +118,8 @@ public class Sqlite {
         try{
             String real_db_file = db_path + db_file;
             Class.forName("org.sqlite.JDBC");
-            c = DriverManager.getConnection("jdbc:sqlite:" + real_db_file);
+            // 兼容sqlcipher
+            c = DriverManager.getConnection("jdbc:sqlite:" + real_db_file, SQLiteMCSqlCipherConfig.getV4Defaults().withKey(passwd2HexKey()).toProperties());
             // TODO 设置数据库最大连接数
             return c;
         }catch (Exception ex){
diff --git a/src/main/java/minsecurity/identity/persist/sqlite/db/Db.java b/src/main/java/minsecurity/identity/persist/sqlite/db/Db.java
index b39e543..d028be6 100644
--- a/src/main/java/minsecurity/identity/persist/sqlite/db/Db.java
+++ b/src/main/java/minsecurity/identity/persist/sqlite/db/Db.java
@@ -210,6 +210,7 @@ public final class Db {
         Connection c = Sqlite.getInstance().getConn();
         String pubStr = "", priStr = "", certStr, prikeyRawByte = "";
         int algo, sign;
+
         if (identity.hasPrivateKey()){
             byte[] priByte = identity.getPrikey().getBytes();
             priStr = Base64.getEncoder().encodeToString(priByte);
diff --git a/src/test/java/minsecurity/identity/sqlite/SqliteTest.java b/src/test/java/minsecurity/identity/sqlite/SqliteTest.java
index 8f2f170..2aca043 100644
--- a/src/test/java/minsecurity/identity/sqlite/SqliteTest.java
+++ b/src/test/java/minsecurity/identity/sqlite/SqliteTest.java
@@ -1,5 +1,6 @@
 package minsecurity.identity.sqlite;
 
+import minsecurity.identity.persist.sqlite.Sqlite;
 import minsecurity.identity.persist.sqlite.SqliteUtil;
 import org.junit.Test;
 
@@ -11,4 +12,38 @@ public class SqliteTest {
         System.out.println(SqliteUtil.home());
         assertFalse(SqliteUtil.pathExists("/aaa/1.txt"));
     }
+
+    @Test
+    public void TestSqliteOpen(){
+        try{
+            Sqlite.getInstance().openDefault();
+            boolean res = SqliteUtil.pathExists("/home/zhengqi/min/identity/identity.db");
+            if (!res){
+                throw new Exception("no target db file!!");
+            }
+
+            String homePath = SqliteUtil.home();
+            String filePath = homePath + "/test/";
+            Sqlite.getInstance().open(filePath);
+
+            boolean res1 = SqliteUtil.pathExists("/home/zhengqi/test/identity.db");
+            if (!res1){
+                throw new Exception("no target db file!!");
+            }
+        }catch (Exception ex){
+            System.out.println(ex.getMessage());
+        }
+    }
+
+    @Test
+    public void TestSqliteSetPasswd(){
+        try{
+            String newPasswd = "1DD29CA851E7B56E4697B0E1F08507293D761A05CE4D1B628663F411A8086D99";
+            Sqlite.getInstance().setPasswd(newPasswd);
+            Sqlite.getInstance().open("/home/zhengqi/min/identity/");
+            // Sqlite.getInstance().getConn();
+        }catch (Exception ex){
+            System.out.println(ex.getMessage());
+        }
+    }
 }
diff --git a/src/test/java/minsecurity/identity/sqlite/db/DBTest.java b/src/test/java/minsecurity/identity/sqlite/db/DBTest.java
new file mode 100644
index 0000000..e9109b5
--- /dev/null
+++ b/src/test/java/minsecurity/identity/sqlite/db/DBTest.java
@@ -0,0 +1,4 @@
+package minsecurity.identity.sqlite.db;
+
+public class DBTest {
+}