# wolfSSL X509 Field Extraction Example Example of parsing a DER encoded self-signed certificate and extracting public key and subject name information. ## Compiling and Running the Example To compile, first build wolfSSL with the OpenSSL compatibility layer enabled: ``` $ cd wolfssl-X.X.X $ ./configure --enable-opensslextra $ make $ sudo make install ``` Then, compile the example app: ``` $ make $ ./app ``` For support, please contact support@wolfssl.com