diff --git a/pom.xml b/pom.xml
index 1e79f55..56a504b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -44,7 +44,7 @@
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpclient</artifactId>
-            <version>4.5</version>
+            <version>4.5.13</version>
         </dependency>
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
@@ -54,7 +54,7 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.1.3</version>          
+            <version>1.3.15</version>          
             <scope>runtime</scope>
         </dependency>
         <dependency>
@@ -72,12 +72,12 @@
         <dependency>
             <groupId>com.googlecode.plist</groupId>
             <artifactId>dd-plist</artifactId>
-            <version>1.16</version>
+            <version>1.18</version>
         </dependency>
         <dependency>
             <groupId>com.google.protobuf</groupId>
             <artifactId>protobuf-java</artifactId>
-            <version>2.6.1</version>
+            <version>3.25.5</version>
         </dependency>
         <dependency>
             <groupId>net.jcip</groupId>
@@ -87,7 +87,7 @@
         <dependency>
             <groupId>org.bouncycastle</groupId>
             <artifactId>bcprov-jdk15on</artifactId>
-            <version>1.52</version>
+            <version>1.67</version>
         </dependency>
         <dependency>
             <groupId>org.whispersystems</groupId>
@@ -102,7 +102,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.12</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
         <dependency>