diff --git a/lib/org/ciyam/AT/1.4.2/AT-1.4.2.jar b/lib/org/ciyam/AT/1.4.2/AT-1.4.2.jar
new file mode 100644
index 00000000..24a1da57
Binary files /dev/null and b/lib/org/ciyam/AT/1.4.2/AT-1.4.2.jar differ
diff --git a/lib/org/ciyam/AT/1.4.2/AT-1.4.2.pom b/lib/org/ciyam/AT/1.4.2/AT-1.4.2.pom
new file mode 100644
index 00000000..49cf55e4
--- /dev/null
+++ b/lib/org/ciyam/AT/1.4.2/AT-1.4.2.pom
@@ -0,0 +1,123 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+	<groupId>org.ciyam</groupId>
+	<artifactId>AT</artifactId>
+	<version>1.4.2</version>
+	<packaging>jar</packaging>
+
+	<properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+		<skipTests>false</skipTests>
+		<bouncycastle.version>1.70</bouncycastle.version>
+		<junit.version>4.13.2</junit.version>
+		<maven-compiler-plugin.version>3.13.0</maven-compiler-plugin.version>
+		<maven-source-plugin.version>3.3.0</maven-source-plugin.version>
+		<maven-javadoc-plugin.version>3.6.3</maven-javadoc-plugin.version>
+		<maven-surefire-plugin.version>3.2.5</maven-surefire-plugin.version>
+		<maven-jar-plugin.version>3.4.1</maven-jar-plugin.version>
+	</properties>
+
+	<build>
+		<sourceDirectory>src/main/java</sourceDirectory>
+		<testSourceDirectory>src/test/java</testSourceDirectory>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-compiler-plugin</artifactId>
+				<version>${maven-compiler-plugin.version}</version>
+				<configuration>
+					<source>11</source>
+					<target>11</target>
+				</configuration>
+			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<version>${maven-surefire-plugin.version}</version>
+				<configuration>
+					<skipTests>${skipTests}</skipTests>
+				</configuration>
+			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-source-plugin</artifactId>
+				<version>${maven-source-plugin.version}</version>
+				<executions>
+					<execution>
+						<id>attach-sources</id>
+						<goals>
+							<goal>jar</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-javadoc-plugin</artifactId>
+				<version>${maven-javadoc-plugin.version}</version>
+				<executions>
+					<execution>
+						<id>attach-javadoc</id>
+						<goals>
+							<goal>jar</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-jar-plugin</artifactId>
+				<version>${maven-jar-plugin.version}</version>
+				<executions>
+					<execution>
+						<goals>
+							<goal>test-jar</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
+		</plugins>
+	</build>
+
+	<dependencies>
+		<dependency>
+			<groupId>org.apache.maven.plugins</groupId>
+			<artifactId>maven-compiler-plugin</artifactId>
+			<version>${maven-compiler-plugin.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.maven.plugins</groupId>
+			<artifactId>maven-surefire-plugin</artifactId>
+			<version>${maven-surefire-plugin.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.maven.plugins</groupId>
+			<artifactId>maven-source-plugin</artifactId>
+			<version>${maven-source-plugin.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.maven.plugins</groupId>
+			<artifactId>maven-javadoc-plugin</artifactId>
+			<version>${maven-javadoc-plugin.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.maven.plugins</groupId>
+			<artifactId>maven-jar-plugin</artifactId>
+			<version>${maven-jar-plugin.version}</version>
+		</dependency>
+		<dependency>
+			<groupId>org.bouncycastle</groupId>
+			<artifactId>bcprov-jdk15on</artifactId>
+			<version>${bouncycastle.version}</version>
+			<scope>test</scope>
+		</dependency>
+		<dependency>
+			<groupId>junit</groupId>
+			<artifactId>junit</artifactId>
+			<version>${junit.version}</version>
+			<scope>test</scope>
+		</dependency>
+	</dependencies>
+</project>
diff --git a/lib/org/ciyam/AT/maven-metadata-local.xml b/lib/org/ciyam/AT/maven-metadata-local.xml
index 355c973f..4ace7241 100644
--- a/lib/org/ciyam/AT/maven-metadata-local.xml
+++ b/lib/org/ciyam/AT/maven-metadata-local.xml
@@ -3,13 +3,14 @@
   <groupId>org.ciyam</groupId>
   <artifactId>AT</artifactId>
   <versioning>
-    <release>1.4.1</release>
+    <release>1.4.2</release>
     <versions>
       <version>1.3.7</version>
       <version>1.3.8</version>
       <version>1.4.0</version>
       <version>1.4.1</version>
+      <version>1.4.2</version>
     </versions>
-    <lastUpdated>20231212092227</lastUpdated>
+    <lastUpdated>20240426084210</lastUpdated>
   </versioning>
 </metadata>
diff --git a/pom.xml b/pom.xml
index 4eaaa408..6edcba33 100644
--- a/pom.xml
+++ b/pom.xml
@@ -9,9 +9,9 @@
 		<skipTests>true</skipTests>
 		<altcoinj.version>7dc8c6f</altcoinj.version>
 		<bitcoinj.version>0.15.10</bitcoinj.version>
-		<bouncycastle.version>1.69</bouncycastle.version>
+		<bouncycastle.version>1.70</bouncycastle.version>
 		<build.timestamp>${maven.build.timestamp}</build.timestamp>
-		<ciyam-at.version>1.4.1</ciyam-at.version>
+		<ciyam-at.version>1.4.2</ciyam-at.version>
 		<commons-net.version>3.8.0</commons-net.version>
 		<commons-text.version>1.11.0</commons-text.version>
 		<commons-io.version>2.15.1</commons-io.version>