Varunram

// Tracking cursor position in real-time without JavaScript
// Demo: https://twitter.com/davywtf/status/1124146339259002881

package main

import (
	"fmt"
	"net/http"
	"strings"
)

Varunram

The sigantures in DLC need a pre-committed R point as well as pubkey point.

Oracle pubkey = A, R
value message = v
signature = s
(generator point G)

Contract participants compute oracle point P

P = sG = R - h(v, R)A

Varunram

package main

import (
    "crypto/tls"
    "crypto/x509"
    "fmt"
    "io"
    "log"
)

Varunram

#!/bin/bash
# call this script with an email address (valid or not).
# like:
# ./makecert.sh [email protected]
mkdir certs
rm certs/*
echo "make server cert"
openssl req -new -nodes -x509 -out certs/server.pem -keyout certs/server.key -days 3650 -subj "/C=DE/ST=NRW/L=Earth/O=Random Company/OU=IT/CN=www.random.com/emailAddress=$1"
echo "make client cert"
openssl req -new -nodes -x509 -out certs/client.pem -keyout certs/client.key -days 3650 -subj "/C=DE/ST=NRW/L=Earth/O=Random Company/OU=IT/CN=www.random.com/emailAddress=$1"

Varunram