eoli3n

<?php
// use to generate key : 'openssl rand -hex 32'

function my_encrypt($data, $passphrase) {
    $secret_key = hex2bin($passphrase);
    $iv = openssl_random_pseudo_bytes(openssl_cipher_iv_length('aes-256-cbc'));
    $encrypted_64 = openssl_encrypt($data, 'aes-256-cbc', $secret_key, 0, $iv);
    $iv_64 = base64_encode($iv);
    $json = new stdClass();
    $json->iv = $iv_64;

WangYihang

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# 一个简单的 Socks5 代理服务器 , 只有 server 端 , 而且代码比较乱
# 不是很稳定 , 而且使用多线程并不是 select 模型
# Author : WangYihang <wangyihanger@gmail.com>


import socket
import threading
import sys

WangYihang

#!/usr/bin/env python3
# Tcp Port Forwarding (Reverse Proxy)
# Author : WangYihang <wangyihanger@gmail.com>

'''
 +-----------------------------+         +---------------------------------------------+         +--------------------------------+
 |     My Laptop (Alice)       |         |            Intermediary Server (Bob)        |         |    Internal Server (Carol)     |
 +-----------------------------+         +----------------------+----------------------+         +--------------------------------+
 | $ ssh -p 1022 carol@1.2.3.4 |<------->|    IF 1: 1.2.3.4     |  IF 2: 192.168.1.1   |<------->|       IF 1: 192.168.1.2        |
 | carol@1.2.3.4's password:   |         +----------------------+----------------------+         +--------------------------------+

jeanlescure

Ubuntu/Debian Offline Repository Creation Gist

When I googled how to create my own offline repository of packages for use in an offline Ubuntu/Debian machine, the results were disheartening and the steps to be taken scattered all over the place.

The files within this gist will allow you to:

• Download specific apt-get packages... with dependencies included!
• Create a Packages.gz file so that you can add the repository folder you create to the target machine's /etc/apt/sources.list file.

Before using