theMatrixDev

Atmoph Window 2

Before the plague, I had been travelling to Japan a lot, once every 2 to 3 months. I could not imagine I would stay without boarding to a plane for such a long time. I had been living with my family without my own room. Every weekend and holiday I

cloudflare

Expose local service with Cloudflare (Argo) Tunnel

Setup Cloudflare repository https://pkg.cloudflare.com/ Below is for Ubuntu 20.04 echo 'deb [signed-by=/usr/share/keyrings/cloudflare-main.gpg] https://pkg.cloudflare.com/ focal main' | sudo tee /etc/apt/sources.list.d/cloudflare-main.list sudo curl https://pkg.cloudflare.com/cloudflare-main.gpg -o /usr/share/keyrings/cloudflare-main.gpg

Compile and install BlueZ on Ubuntu 21.10

Install essential packages sudo apt install build-essential libglib2.0-dev libdbus-1-dev libudev-dev libical-dev libreadline-dev python3-docutils Download, compile and install latest BlueZ BlueZ » Download [http://www.bluez.org/download/]wget http://www.kernel.org/pub/linux/bluetooth/bluez-5.63.tar.xz tar xvf bluez-5.63.tar.xz cd bluez-5.63 ./configure make

Install Dropbear on Ubuntu to decrypt LVM during boot

sudo apt install dropbear Enable Dropbear on boot: sudo nano /etc/initramfs-tools/initramfs.conf Set BUSYBOX=y and add DROPBEAR=y Generate host key. Change to root account for ease of handling. cd /etc/dropbear-initramfs/ sudo su /usr/lib/dropbear/dropbearconvert dropbear openssh dropbear_rsa_host_key id_rsa dropbearkey

Install AdGuard with Docker on Ubuntu

Install Docker and Docker-Compose Install Docker and Docker-Compose on Ubuntu 20.04DockerInstall necessary tools: sudo apt install apt-transport-https ca-certificates curl software-properties-common -y Add Docker key: curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add - Add Docker repo (choose the correct repository): 32bit / 64bit OS sudo add-apt-re…

Using Yubikey on Ubuntu 20.10

sudo add-apt-repository ppa:yubico/stable sudo apt-get update YubiKey Manager (GUI) cd ~/Downloads/ wget https://developers.yubico.com/yubikey-manager-qt/Releases/yubikey-manager-qt-latest-linux.AppImage chmod +x ~/Downloads/yubikey-manager-qt-1.1.5-linux.AppImage Yubico Authenticator sudo apt-get install yubioath-desktop YubiKey Personalization Tool sudo apt-get install yubikey-personalization-gui Confirm libu2f-udev is already installed: sudo apt install

Change Ubuntu LVM encryption passphrase

Find out the UUID of the encrypted partition cat /etc/crypttab It will show something like this: nvme0n1p3_crypt UUID=49c18a64-fc5d-4d90-b770-bfeda8531f7f none luks,discard Find the ID of the drive sudo blkid | grep 49c18a64 It will show something like this: /dev/nvme0n1p3: UUID="49c18a64-fc5d-4d90-b770-bfeda8531f7f" TYPE="crypto_LUKS" PARTUUID="f47c4836-ba21-498c-a571-daea2ab0a52f" Add

security

Setup Wireguard VPN server with Docker

Get and setup a server Both Vultr and DigitalOcean offers as inexpensive as $5 per month servers. So please choose by datacenter location. Largest Cloud Server Network AvailableVultr offers the largest worldwide network, enabling you to spin up and easily scale a low latency infrastructure solution no matter where you

security

Use OpenVPN over Shadowsocks

Before we start * Setup OpenVPN server https://www.digitalocean.com/community/tutorials/how-to-set-up-and-configure-an-openvpn-server-on-ubuntu-20-04 * Setup Shadowsocks server https://thematrix.dev/setup-go-shadowsocks-on-ubuntu/ [https://thematrix.dev/setup-go-shadowsocks-on-ubuntu/] Configure client side Open the client .ovpn file. Add this line to use SOCKS5 proxy on localhost port 1080. socks-proxy 127.0.0.1 1080 Add

security

Setup Go-Shadowsocks on Ubuntu 20.04

Before we start * Get a server https://thematrix.dev/get-a-domain-name-a-server-and-protect-them-with-cloudflare/ [https://thematrix.dev/get-a-domain-name-a-server-and-protect-them-with-cloudflare/] * Install Docker https://thematrix.dev/install-docker-and-docker-compose-on-ubuntu-20-04/ [https://thematrix.dev/install-docker-and-docker-compose-on-ubuntu-20-04/] Go-Shadowsocks-2 We are goinbg to setup Go-Shadowsocks-2. It is 2nd version Shadowsocks written in Go-Lang. shadowsocks/

security

Setup Cloudflare CDN protected Trojan-Go with Docker on Ubuntu 20.04

Before we start * Get a server https://thematrix.dev/get-a-domain-name-a-server-and-protect-them-with-cloudflare/ [https://thematrix.dev/get-a-domain-name-a-server-and-protect-them-with-cloudflare/] * Install Docker https://thematrix.dev/install-docker-and-docker-compose-on-ubuntu-20-04/ [https://thematrix.dev/install-docker-and-docker-compose-on-ubuntu-20-04/] * Get your Cloudflare account and domain-name https://thematrix.dev/get-a-domain-name-a-server-and-protect-them-with-c

cloudflare

Get a domain name, a server, and protect them with Cloudflare.

Get a domain name In this tutorial, NameCheap will be used for demonstration. I have been their customer since 2004. Like their name, they sell domain-name cheap. [https://www.namecheap.com/domains/domain-name-search/?affId=93950]With every domain-name they sell, it comes with WHOIS-Guard. So the general public cannot find

Use LDAC on Ubuntu 20.04

sudo add-apt-repository ppa:berglh/pulseaudio-a2dp sudo apt install libldac pulseaudio-modules-bt libavcodec-extra58 libfdk-aac1 bluez pulseaudio blueman pulseaudio -k pulseaudio --start

Creating server on Vultr

Create an account [https://www.vultr.com/?ref=7239437] if you do not have one yet. Click on the + button and select Depoly new server to create a new server instance. Select server type. For general use, choose "cloud compute". Select server location. Choose the one nearest to you or

docker

Install Docker and Docker-Compose on Ubuntu 20.04

Docker Install necessary tools: sudo apt install apt-transport-https ca-certificates curl software-properties-common -y Add Docker key: curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add - Add Docker repo (choose the correct repository): 32bit / 64bit OS sudo add-apt-repository \ "deb [arch=amd64] https://download.docker.com/linux/ubuntu \ $(lsb_

vpn

Setting up Wireguard with Stubby on Ubuntu 20.04

Setup Wireguard Install Wireguard and necessary tools. Since Linux version 5, Wireguard is built in. So Wireguard is available in Ubuntu 20.04 repo. sudo apt update && sudo apt upgrade -y && sudo apt install net-tools wireguard qrencode -y Generate Wireguard "server" configuration file. You may change ListenPort to whatever you

Telegram MTProto Proxies by thematrix.dev

vpn

Setup VPN on Ubuntu on DigitalOcean / Vultr

* OpenVPN vs WireGuard: https://restoreprivacy.com/wireguard/ * Choose a service provider which suits you most. Choose a nearest location to get fastest speed. Choose a location where the country is liberal. Choose a location which provides best price. * Tutorial on setting up server on DO / Vultr https://10to7.xyz/server-setup-on-digitalocean/

Connecting to remote host via SSH using Putty on Windows

* Download and install Putty https://www.chiark.greenend.org.uk/~sgtatham/putty/latest.html Direct link 64-bit [https://the.earth.li/~sgtatham/putty/latest/w64/putty.exe] 32-bit [https://the.earth.li/~sgtatham/putty/latest/w32/putty.exe] * Run Putty * Enter the IP address of the remote host in "Host

Generating SSH key on Windows

* Download and install Putty https://www.chiark.greenend.org.uk/~sgtatham/putty/latest.html Direct link 64-bit [https://the.earth.li/~sgtatham/putty/latest/w64/putty.exe] 32-bit [https://the.earth.li/~sgtatham/putty/latest/w32/putty.exe] * Run Putty key generator * The larger "Number of bits in a generated

Server setup on DigitalOcean

* Register on DigitalOcean Register using the link below, you will get $50 credit for try out their service: https://m.do.co/c/a55a436b505d * Create a new project first. * Click "Create" on the top-right hand corner, and choose "Droplet" (server). * Below is the list of OS supported. * Below is the

Server setup on Vultr

* Register on Vultr. Register using the link below, you will get $50 credit for try out their service: https://www.vultr.com/?ref=8004608-4F * You may get some free credit by following their requirements: https://my.vultr.com/promo/ * Click the + sign on the top-right corner to deploy new server.

Raspberry-Pi set-up

* First of all, please get a Raspberry-Pi (PI below) https://www.raspberrypi.org/products/ * Please prepare a micro-SD card and a good quality power adapter and USB cable. Failing to provide sufficient power may cause the system unstable. * Download the OS which suits your need https://www.raspberrypi.org/downloads/

Install zipped add-on on KODI (former XBMC)

* Download the add-on file > Netflix https://github.com/asciidisco/plugin.video.netflix > Free television channel of Hong Kong https://gitea.y2kbug.xyz/y2kbug/plugin.video.tvhk If it is on Github, find the green button and choose "Downoad ZIP". Or, on Gitea, choose "ZIP". * Turn on "Unknown sources" in "Settings"

Telegram的安全指定

* 使用太空卡開設帳號 * 交換聯絡時，使用帳戶名稱，而非電話號碼 * 喺"Privacy and Security"入面，有好多設置選項 * 為免被撞出電話號碼，請設成 "My Contacts" 或 "Nobody" * "Last Seen & Online" 請設成 "My Contacts" 或 "Nobody". * 如果唔想全世界知你個樣，"Profile Photo" 請設成 "My Contacts" * 唔想俾人轉寄嘅訊息連結返自己度，"Forwarded Messages" 請設成 "Nobody" * 你附近嘅人可以根據響聲搵你所在位置，建議設成 "My Contacts" 或 "Nobody" * 將 "Delete my account if away for" 設定為 "1