Authentication module is changed in latest version and does not store the password in the file and throws an error.
vyos@vyos:~$ sh vpn ike secrets cat: /etc/ipsec.secrets: No such file or directory
Aug 01 10:28:46 vyos charon[2496]: 00[CFG] loading secrets from '/etc/ipsec.secrets' Aug 01 10:28:46 vyos charon-systemd[2496]: loading crls from '/etc/ipsec.d/crls' Aug 01 10:28:46 vyos charon[2496]: 00[CFG] opening secrets file '/etc/ipsec.secrets' failed: No such file or directory Aug 01 10:28:46 vyos charon-systemd[2496]: loading secrets from '/etc/ipsec.secrets' Aug 01 10:28:46 vyos charon[2496]: 00[CFG] loaded 0 RADIUS server configurations Aug 01 10:28:46 vyos charon-systemd[2496]: opening secrets file '/etc/ipsec.secrets' failed: No such file or directory