Binary package “strongswan-plugin-dnskey” in ubuntu trusty

strongSwan plugin for parsing RFC 4034 public keys

 The strongSwan VPN suite uses the native IPsec stack in the standard
 Linux kernel. It supports both the IKEv1 and IKEv2 protocols.
 .
 This package provides the plugin for parsing RFC 4034 public keys for
 strongSwan.