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Seunghun Lee bclswl0827

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@liberal-boy
liberal-boy / Vmess + TCP + TLS 方式的 HTTP 分流和网站伪装.md
Last active April 17, 2024 09:48
Vmess + TCP + TLS 方式的 HTTP 分流和网站伪装

TCP + TLS + Web

背景

  • 目前 Vmess + WebSocket + TLS (以下简称 wss)方式,因其特征如同 HTTPS 流量,可以隐藏 V2Ray 路径,主动侦测会得到正常 HTTP 网站响应,具有良好的伪装能力,目前被广泛用于反审查。

  • 但是如此强大的伪装能力,需要付出严重的性能代价:TLS 1.3 握手需要消耗 1-rtt,WS 握手也需要消耗 1-rtt,增大了握手延迟。V2Ray 增加了 mux 以减少握手的发生,然而实际使用中 mux 体验并不好,很多用户选择关闭。

  • 最近兴起了一个新的反审查工具——Trojan,这个工具将一个类似 Socks 的协议直接通过 TLS 传输,并将认证失败的流量交由 Web 服务器处理。降低 WS 延迟的同时,提供与 wss 方式一样的伪装能力。但是该工具较为年轻,没有路由功能,各平台图形化客户端也不完善。

@ayuLiao
ayuLiao / vcode_gen.py
Last active March 15, 2024 07:08
python生成验证码,这个漂亮点,代码量也小
from captcha.image import ImageCaptcha # pip install captcha
import numpy as np
import matplotlib.pyplot as plt
from PIL import Image
import random
# 验证码中的字符, 就不用汉字了
number = ['0','1','2','3','4','5','6','7','8','9']
alphabet = ['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z']
ALPHABET = ['A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z']
@dariosalvi78
dariosalvi78 / ADS1256.c
Last active December 21, 2023 08:23
Simple library for ADS1256 to be used with Arduino. It does not implement the whole set of features, but can be used as a starting point for a more comprehensive library.
/* ADS1256 simple library for Arduino
ADS1256, datasheet: http://www.ti.com/lit/ds/sbas288j/sbas288j.pdf
connections to Atmega328 (UNO)
CLK - pin 13
DIN - pin 11 (MOSI)
DOUT - pin 12 (MISO)
CS - pin 10
DRDY - pin 9
RESET- pin 8 (or tie HIGH?)