The certificates and private keys used for package:ok_http TLS testing.
server_chain.p12 and server_key.p12: the server certificate chain and private key, with password dartdart. Copied from the Dart SDK's tests/standalone/io/certificates.test-combined.p12: a self-signed client certificate and its private key, with password 1234. Generated by running generate_test_combined.sh.These files must be readable by the PKCS12 KeyStore on every supported Android version. Older versions (e.g. API level 24) cannot read PKCS #12 files protected using the default algorithms of OpenSSL 3.