iked: What does it mean? "group writable or world read/writable"

[latinfo]

Hello can somebody help please? Server with out fqdn.

iked.conf:
ikev2 'local.pub' passive esp \
        from 10.0.1.0/24 to 10.0.2.0/24 \
        local 104.167.242.198 peer 24.80.177.18 \
        srcid 104.167.242.198
ikev2 'local.pub' passive esp \
        from any to dynamic \
        local 104.167.242.198 peer any \
        srcid 104.167.242.198 \
        config address 10.0.5.0/24 \
        tag "ROADW"

# iked -dv
iked: /etc/iked.conf: group writable or world read/writable
control exiting, pid 60699
ca exiting, pid 1456
ikev2 exiting, pid 78096

# ls -la /etc/iked.conf
-rw-r--r--  1 root  wheel  1551 Mar  4 19:26 /etc/iked.conf

I am building a VPN Sever with: iked, wireguard and OpenVPN, thanks.

Wireguard: wg0.conf
[Interface]
PrivateKey = server_key=
ListenPort = 51820

# client Debian
[Peer]
PublicKey = pub_key client=
AllowedIPs = 10.0.0.2/32

# client OpenBSD
[Peer]
PublicKey = pub_key client=
AllowedIPs = 10.0.0.3/32

# client Slackware 15
[Peer]
PublicKey = pub_key client=
AllowedIPs = 10.0.0.4/32

Thanks for your attention.