The package org.bouncycastle.util.encoders.Base64 is not a standalone JAR file; rather, it is a utility class contained within the library. To use this specific Base64 encoder, you must download the bcprov JAR file that matches your project's JDK version. Where to Download the Bouncy Castle JAR
Projects running on older Java environments (JDK 1.4 to 1.7) where native Base64 utilities are absent.
If your project requires long-term stability or FIPS compliance, specific JARs are available at the Bouncy Castle LTS Download and Java FIPS Download pages. Maven Dependency org.bouncycastle.util.encoders.base64 jar download
org.bouncycastle bcprov-jdk18on 1.84 Use code with caution. Why Use Bouncy Castle for Base64?
The Bouncy Castle Download Page offers direct downloads for various JDK versions, such as bcprov-jdk18on (for Java 1.8 and later) and bcprov-jdk15to18 . The package org
The package includes Base64Encoder for processing large data streams efficiently. Quick Code Example
Once you have added the JAR to your classpath, you can encode and decode data as follows: If your project requires long-term stability or FIPS
To include the Base64 encoder in a Maven project, add the following dependency to your pom.xml . This automatically handles the "JAR download" process: