econchick

class Graph:
  def __init__(self):
    self.nodes = set()
    self.edges = defaultdict(list)
    self.distances = {}

  def add_node(self, value):
    self.nodes.add(value)

  def add_edge(self, from_node, to_node, distance):

vanbroup

<?php
/*
 * Just a quick and dirty API example for DNS verification
 */
error_reporting(E_ALL);

/*
 * Create a Private key
 */
$dn = array(

vanbroup

# make sure that this script runs with the time zone GMT
export TZ=GMT

config="crl-cache-headers.conf"

# swap the root directy every reload to make sure that
# the config alines with the files actually served
curdir=`cat lastroot.txt`
newdir=`expr $curdir + 1`
olddir=`expr $curdir - 1`

roachhd

Teach kids programming 🆒

2 min read

![][4]

A collection of resources

I've been gathering the best resources to teach children & teens programming — books, environments, apps, courseware and games.

6174

Generate private key (.key)

# Key considerations for algorithm "RSA" ≥ 2048-bit
openssl genrsa -out server.key 2048
    
# Key considerations for algorithm "ECDSA" ≥ secp384r1
# List ECDSA the supported curves (openssl ecparam -list_curves)
openssl ecparam -genkey -name secp384r1 -out server.key

mkauf

vanbroup

#!/bin/bash

if [ "$#" -ne 1 ]; then
    echo
    echo "No hostname given to obtain certificate status"
    echo "\tuse: $0 www.example.com"
    echo
    exit 1
fi

vanbroup

# Make an OCSP request with CURL using the issuer certificate and serial number
openssl ocsp -noverify -no_nonce -respout ocsp.resp -reqout ocsp.req -issuer issuer.pem -serial "0x11219f92c6b10baba606ac6c7eb0474898f6"  -text -url http://ocsp.example.com -header 'Host=ocsp.example.com'
 
# Replay the OCSP request via CURL showing request and response headers for debugggin
curl -v -o curl.resp --data-binary @ocsp.req -H "Content-Type: application/ocsp-request" --url http://ocsp.example.com/ca1 --header "Host=ocsp.example.com"

vanbroup

echo MFIwUKADAgEAMEkwRzBFMAkGBSsOAwIaBQAEFNHxtXb57sDBD3r8fDEkqcNiXXxhBBTqTnzUgC3lFYGGJoyCbcCYpM+XDwIMPVGgldv/1vnVuWtZ | base64 --decode > ocsp.req

# Print OCSP request
openssl ocsp -text -reqin ocsp.req

# Make OCSP request
curl -v -o ocsp.resp --data-binary @ocsp.req -H "Content-Type: application/ocsp-request" --url http://ocsp.example.com/ca1 --header "Host: ocsp.example.com"

# Print OCSP response
openssl ocsp -noverify -text -respin ocsp.resp

vanbroup

// certutil -urlcache * delete
// certutil -verify -user -urlfetch "Server Certificate.cer"
package main

import (
	"crypto"
	"crypto/rand"
	"crypto/rsa"
	"crypto/tls"
	"crypto/x509"