: When using modern build tools (like Android/Expo), ensure you don't have both bcprov-jdk15on and the newer bcprov-jdk15to18 in the same project, as this causes duplicate class errors Naming Convention
Or install as a JCE provider (optional): download bcprov-jdk15on-1.70.jar
In the world of Java development, few libraries are as ubiquitous and critical as Bouncy Castle. If you have landed on this page, you are likely looking for the specific file bcprov-jdk15on-1.70.jar to resolve a dependency issue, implement cryptography, or get a stalled application back online. : When using modern build tools (like Android/Expo),
While newer versions (such as 1.71, 1.72, and beyond) exist, version 1.70 remains a highly requested download. Why? and beyond) exist