diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 29f7ca8c..c4dedde6 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -8,11 +8,11 @@ jobs:
 
     strategy:
       matrix:
-        java-version: [8, 11, 17, 21, 23]
+        java-version: [8, 11, 17, 21, 23, 25]
     
     steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-java@v4
+      - uses: actions/checkout@v6
+      - uses: actions/setup-java@v5
         with:
           java-version: ${{ matrix.java-version }}
           distribution: 'corretto'
diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index 2f1b4529..7361769f 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -14,8 +14,8 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-java@v4
+      - uses: actions/checkout@v6
+      - uses: actions/setup-java@v5
         with:
           java-version: 8
           distribution: 'corretto'
@@ -31,4 +31,4 @@ jobs:
           git config user.email ""
           git add docs/
           git commit -m "Update javadoc" || echo "No changes to commit"
-          git push
\ No newline at end of file
+          git push
diff --git a/pom.xml b/pom.xml
index 43551677..49cbeb2b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>com.bitpay</groupId>
     <artifactId>bitpay_sdk</artifactId>
-    <version>10.2.5</version>
+    <version>10.3.0</version>
     <packaging>jar</packaging>
 
     <name>BitPay</name>
diff --git a/src/main/java/com/bitpay/sdk/Config.java b/src/main/java/com/bitpay/sdk/Config.java
index 2f4d5b35..20440fa5 100644
--- a/src/main/java/com/bitpay/sdk/Config.java
+++ b/src/main/java/com/bitpay/sdk/Config.java
@@ -34,7 +34,7 @@ public class Config {
     /**
      * BitPay Plugin Info Version.
      */
-    public static final String BITPAY_PLUGIN_INFO = "BitPay_Java_Client_v10.2.5";
+    public static final String BITPAY_PLUGIN_INFO = "BitPay_Java_Client_v10.3.0";
     /**
      * BitPay Api Frame.
      */
diff --git a/src/main/java/com/bitpay/sdk/util/KeyUtils.java b/src/main/java/com/bitpay/sdk/util/KeyUtils.java
index 3ad504e3..c2f160a8 100644
--- a/src/main/java/com/bitpay/sdk/util/KeyUtils.java
+++ b/src/main/java/com/bitpay/sdk/util/KeyUtils.java
@@ -48,6 +48,11 @@ public KeyUtils() {
     public static boolean privateKeyExists(String privateKeyFile) {
         PrivateKeyFile = privateKeyFile;
 
+        // if the private key file is null or empty, return false
+        if (privateKeyFile == null || privateKeyFile.isEmpty()) {
+            return false;
+        }
+
         return new File(privateKeyFile).exists();
     }
 
diff --git a/src/test/java/com/bitpay/sdk/ConfigTest.java b/src/test/java/com/bitpay/sdk/ConfigTest.java
index c4deb1e2..21c73acb 100644
--- a/src/test/java/com/bitpay/sdk/ConfigTest.java
+++ b/src/test/java/com/bitpay/sdk/ConfigTest.java
@@ -58,7 +58,7 @@ public void it_should_returns_bitpay_api_version() {
 
     @Test
     public void it_should_returns_bitpay_plugin_info() {
-        Assertions.assertTrue(Config.BITPAY_PLUGIN_INFO.contains("BitPay_Java_Client_v10.2.5"));
+        Assertions.assertTrue(Config.BITPAY_PLUGIN_INFO.contains("BitPay_Java_Client_v10.3.0"));
     }
 
     @Test