MalteJ

func macToIPv6LinkLocal(mac []byte) (net.IP, error) {
	if len(mac) != 6 {
		return nil, fmt.Errorf("Invalid MAC address")
	}

	ipv6 := net.IP{0xfe, 0x80, 0, 0, 0, 0, 0, 0, mac[0] ^ 0x02, mac[1], mac[2], 0xff, 0xfe, mac[3], mac[4], mac[5]}
	
	if !ipv6.IsLinkLocalUnicast() {
		return nil, fmt.Errorf("invalid calculation")
	}

MalteJ

Verifying my Blockstack ID is secured with the address 1K8j3vi2XRbmpfyK3qaAWaxLQeTZkVr1yp https://explorer.blockstack.org/address/1K8j3vi2XRbmpfyK3qaAWaxLQeTZkVr1yp

MalteJ

input {
  lumberjack {
    # The port to listen on
    port => 5043

    # The paths to your ssl cert and key
    ssl_certificate => "/opt/ssl/logstash-forwarder.crt"
    ssl_key => "/opt/ssl/logstash-forwarder.key"

    # Set this to whatever you want.