diff --git a/crypto/cipher/pom.xml b/crypto/cipher/pom.xml
index a190c73b55..43d96b292d 100644
--- a/crypto/cipher/pom.xml
+++ b/crypto/cipher/pom.xml
@@ -72,7 +72,7 @@
 
         <dependency>
             <groupId>org.bouncycastle</groupId>
-            <artifactId>bcprov-jdk15on</artifactId>
+            <artifactId>bcprov-jdk18on</artifactId>
             <scope>test</scope>
         </dependency>
 
diff --git a/crypto/hash/pom.xml b/crypto/hash/pom.xml
index 82acf151df..1c3e1add5a 100644
--- a/crypto/hash/pom.xml
+++ b/crypto/hash/pom.xml
@@ -68,7 +68,7 @@
 
         <dependency>
             <groupId>org.bouncycastle</groupId>
-            <artifactId>bcprov-jdk15on</artifactId>
+            <artifactId>bcprov-jdk18on</artifactId>
         </dependency>
 
         <dependency>
diff --git a/pom.xml b/pom.xml
index 87b192a392..0161059c58 100644
--- a/pom.xml
+++ b/pom.xml
@@ -114,7 +114,7 @@
         <guice.version>4.2.3</guice.version>
         <jaxrs.api.version>2.1.6</jaxrs.api.version>
         <htmlunit.version>3.5.0</htmlunit.version>
-        <bouncycastle.version>1.70</bouncycastle.version>
+        <bouncycastle.version>1.76</bouncycastle.version>
 
         <!-- Test 3rd-party dependencies: -->
         <easymock.version>5.2.0</easymock.version>
@@ -1440,7 +1440,7 @@
 
             <dependency>
                 <groupId>org.bouncycastle</groupId>
-                <artifactId>bcprov-jdk15on</artifactId>
+                <artifactId>bcprov-jdk18on</artifactId>
                 <version>${bouncycastle.version}</version>
             </dependency>
         </dependencies>