RSA Encryption Helper

A Java utility for working with RSA encryption across multiple key formats. This library provides helper methods for loading, parsing, and utilizing RSA public keys for encryption operations.

Features

Load RSA public keys from DER-encoded files Support for X.509 and PKCS#1 key formats Encrypt data using RSA with PKCS#1 padding Convert between hexadecimal strings and byte arrays Implements secure cryptographic operations using Bouncy Castle provider

Requirements

Java 8 or higher Bouncy Castle Provider library