strongswan-plugin-agent 5.1.1-0ubuntu16 (amd64 binary) in ubuntu trusty

 StrongSwan is an IPsec-based VPN solution for the Linux kernel. It uses the
 native IPsec stack and runs on any recent 2.6 kernel (no patching required).
 It supports both IKEv1 and the newer IKEv2 protocols.
 .
 This package provides the RSA private key backend connecting to SSH-Agent
 for strongSwan.