Topic Linux
How to Set Up a Proxy on Alpine Linux
How to make Alpine Linux use a proxy for apk, the terminal, doas and docker build, read from Alpine's own code: why apk needs HTTPS_PROXY, and why it ignores SOCKS5.
How to Set Up a Proxy on openSUSE
openSUSE keeps its proxy in one file. How to fill /etc/sysconfig/proxy so logins, services and zypper all use it, on Tumbleweed, Leap 15 and Leap 16 without YaST.
How to Set Up a Proxy on Pop!_OS
Pop!_OS 24.04's COSMIC desktop has no proxy screen. How to set a proxy that Chrome, Firefox, apt and the terminal all use, read from the code of each.
How to Set Up a Proxy on a Raspberry Pi
Raspberry Pi OS has a proxy menu in raspi-config. What it really writes, how to use it over SSH, the password trap, sudo, Chromium on the desktop and Raspberry Pi Imager behind a proxy.
How to Set Up a Proxy on Arch Linux and Manjaro
pacman has no proxy setting of its own. Which variable it does read, how to keep it through sudo, and what Manjaro's Pamac and MSYS2 on Windows change.
How to Set Up a Proxy on CentOS, RHEL, Rocky Linux and AlmaLinux
CentOS, RHEL, Rocky Linux and AlmaLinux keep a proxy in six places. Every step for yum, dnf, subscription-manager and sudo, checked against each tool's own code.
How to Set Up a Proxy on Fedora
Fedora keeps a proxy in five places. Every step for GNOME, the terminal, dnf and sudo, run on Fedora 44 with a proxy that logs each request.
How to Set Up a Proxy on Linux Mint
Linux Mint's proxy setting reaches Firefox, not the terminal or Update Manager. Every place to set it on Mint 22.3, checked against Mint's own code.
How to Set Up a Proxy on Debian
Debian keeps a proxy in five places that do not share it. Every step for GNOME, the terminal, apt and sudo, run on Debian 13 with a proxy that logs each request.
How to Set Up a Proxy on Kali Linux
On Kali a proxy usually means one command through one proxy. The proxychains file it really reads, the chain modes, the apt setting, and a measured check.
How to Set Up a Proxy on Ubuntu
Four places hold a proxy on Ubuntu. Which one reaches your program, the exact commands for each, and the check that proves it. Measured on Ubuntu 24.04.
How to Use Proxies With wget
How to use a proxy with wget: the http_proxy and https_proxy environment variables, the -e flag, proxy auth, no_proxy, why wget has no SOCKS, and verifying the exit IP.
How to Set Up a Proxy on Linux
Proxy on Linux: the export line, the permanent files, why sudo apt ignores it, the apt, git, pip and curl settings, and the proof. Ubuntu 24.04, measured.
How to use ProxyChains (and prove the proxy is really used)
Install proxychains4, write a config that works, run any Linux tool through one or more proxies, read its messages, and prove the exit address changed.
Proxies that don't die mid-job
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