links.md 23 KB
layout: page title: Links
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This is a list of links which I find interesting.
Articles / blog entries
- Babel - a loop-avoiding distance-vector routing protocol
- Mesh networking with Yggdrasil
- A Super-Simple Makefile for Medium-Sized C/C++ Projects
- The Gemini web: a brief intro
- The Invisible Internet Project Old Blog
- The Invisible Internet Project New Blog
- Exclusive Interview with Guntram: Lead Developer of a popular custom deGoogled Android ROM called LeOS
- IPv6 only hosting list 2022
- Benjojo's Blog
- vaneyckt - notes to my future self
- Spelling and grammar of English
- Why not GitHub?
- Guidance for Choosing an Elliptic Curve Signature Algorithm in 2022
- pigeons about quicktun
- Microsoft Graveyard - Killed by Microsoft
- Google Graveyard - Killed by Google
- RFC for 700 HTTP Status Codes
- Collected emails by Daniel Stenberg
- Git bombs - Exploding Git Repositories
- Freie Messenger
Security / Privacy
- Stormy Cloud
- OSINT Tips
- Open-source tests of web browser privacy
- EFail Vulnerabilities in OpenPGP and S/MIME
- Global Privacy Control (HTTP header)
- The .zip TLD sucks and it needs to be immediately revoked
- Rosenpass
- YaCy
- Developing ECH for OpenSSL (DEfO)
- Cloudflare as a threat / Avoid cloudflare
- Email Self-Defense
- Let's Decentralize
- Big Ass Data Broker Opt-Out List (mainly USA)
- Datenanfragen.de - Nutze Dein Recht auf Datenschutz (German)
- PrivacyTools
- Test Ad Block - Toolz
- EFF Cover Your Tracks
- *privacy not included
- privacy.sexy - Collection of scripts to improve privacy
- SSH Terraping attack
- ssh-audit
- SHAttered - We have broken SHA-1 in practice
- The Dangers of curl bash
- Strftime
- DNS Zonemaster
- A list of AI agents and robots
Communities
- tilde.club
- tildegit - git hosting for the tildeverse
- IRCNow
- Contributor Covenant
- AMC
- obl.ong community
Forum "rules" / tips
- Don't ask to ask, just ask
- The XY Problem
- How To Ask Questions The Smart Way
- no hello
- Questions to ask yourself before commenting on social media
- No More Stale Bots!
Books
- The Hitchhiker's Guide to DFIR: Experiences From Beginners and Experts (free)
- wizard zines
- Introduction to Compilers and Language Design
- Waiting for Blue Robot - How To Make an Open-Source Community-Driven Project, Manage It and To Remain a Human
- Free Programming Books
- A collaborative IPv6 book
- Beej's Guide to Network Programming
- Practical Cryptography for Developers
- cpu.land - Putting the “You” in CPU
- Crypto 101
Web 3.0
- ProtoSchool - Interactive tutorials on decentralized web protocols
- IPFS
- IPFS public gateway blocklist implementation
- IPFS blocklists
- Web3 is Going Just Great
- nostr.how
- nostr.com
- Status - Private, Secure Communication
Routing / Networking
- Linux Advanced Routing & Traffic Control HOWTO
- Task-centered iproute2 user guide
- Unofficial WireGuard Documentation
- WireGuard VPN - Troubleshooting
- WireGuard
Invalid handshake initiationand time Mirror - An introduction to Linux virtual interfaces: Tunnels
- IPoAC Lyric
- Bufferbloat.net
go-babel - a babel implementation in Go
RouterOS
IPv4 vs IPv6
- IPv4 flag day
- Hochschulen in Deutschland mit IPv6
- Google IPv6 Country Rank
- IPv6 Excuses
- IPv6 Excuse Bingo
- Here's how you can disable IPv6
- The Legacy IP Only / IPv6 Horse And Buggy Stickers
- The real Internet – the truth about your connectivity
- IPv6 License Plates
- Legacy IP License Plates
Firewall
BGP
- BGP Filter Guides
- BGP Tutorial [YouTube] (English)
- local-pref considered evil (English)
- Network / IP Basics (German)
- iBGP Fundamentals (German)
- (e)BGP Fundamentals (German)
- Routing in the Internet (German)
- Policy based Routing (German)
- BGP und OSPF (German)
- Dynamisches Routing mit OSPF (German)
- List of providers that offer BGP sessions [Google Docs]
- BGP Reports
- µbgpsuite (including
bgpgrep) - BGP Roles and More - Slides
- IXP megabit/sec cost & comparison
- IRR explorer
DN42
- Multiple servers on dn42: iBGP and IGPs by jlu5
- BGP and dn42 on a Windows Server
- Routing and dn42 (English)
- Camp++ 0x7e0 // Joining dn42 by rotty+jomat (English)
- [ch] dn42 (English)
- ROA Alerts (highdef.network)
DNS
- DNSSEC Guide
- dnssec-failed.org (Should not be resolvable with DNSSEC enabled)
- DNSSEC Resolver Test
- DNSSEC Resolver Test
- Knowledge-Sharing and Instantiating Norms for DNS
- kindns.org - Self Assessment
- DNSViz
- Verisign DNSSEC Analyzer
- DNS Morons
- Alternative Free Identity System
- Meshname
- DNS flag day 2020
- DNS-OARC
- mess with dns
- obl.ong
Darknet
- ZeroNet(X)
- Awesome ZeroNet
- Freenet / Hyphanet
- Are We P2P Yet? (Matrix messenger)
- Am I Using Tor
- I2P Proxy Check
- Meshtastic MeshMap
Censorship
- Internet Resilience
- NetBlocks
- NetBlocks Webtest
- OONI Probe Web
- DPIdetector - VPN protocols in Russia
- Great Firewall Report
- Open Observatory of Network Interference
- JugendschutzSchutzProgramm
Android
- Lagrange Pre-Release F-Droid Repo
- IzzyOnDroid F-Droid Repo
- Molly - Signal fork
- List of F-Droid reposorities
- A list of Free and Open Source Software (FOSS)
- Your app is not compliant with Google Play Policies: A story from hell
- Pithus (analyze apps)
Linux
Arch Linux
Debian
Cute linuxes
Windows
Tools
- I Know What You Download
- http.james' Fingerprinting Experiment
- DNS leak test
- neverssl.com
- Browser-Erweiterung, um Premiumangebote deutscher Nachrichtenseiten über Ihren Bibliothekszugang zu nutzen. (German(y))
- Is BGP safe yet?
- RPKI test NLnet Labs
- Check My DNS (with RPKI test)
- Cloudflare Radar
- Meter.net World Ping Test
- Show random HTTP status code
- VirusTotal
- Pithus APK analyser
- SPDX License List
- OpenDefinition licenses
- The Internet Portal
- Internet Society Pulse NetLoss Calculator
- scanme.nmap.org
- MQTT test server
- Wonders of Street View
- A list of SaaS, PaaS and IaaS
- crt.sh - Certificate Search
- jort.link (for Mastodon)
- cryptii
- ciphereditor
- Miranda UPNP Tool
- Browse a cleaner web! (Anti-Paywall, Ads, Popups Proxy)
- Monaspace (Monospace by GitHub)
- fernet-cli
- SLA & Uptime calculator
- WireGuard AllowedIPs Calculator
- BSoD maker
- IPv6 test
Website analysis tools
- Hardenize
- Internet Hygiene Portal
- Qualys SSL Labs
- Internet.nl
- Mozilla Observatory
- HTTP response headers analyzer
- Qualys SSL Labs
- CryptCheck (TLS, SSH)
Shops
Merchandise
- FSFE Merchandise
- FSF Merchandise
- digitalcourage shop
- Programming mascots
- Ubuntu Touch Merchandise
- I2P T-Shirt (EU)
- FLOSS Shop
- dn42 Logo Sticker (Who owns the store?)
- ronin.rb Merch Shop
- GitHub Shop
Education
- The (internet) Shutdown Game
- medien-sicher.de (German)
- Pixi Video - Das ist privat!
- Gabital - Fantasy Capitalism 101
Programming
- Google HTML/CSS Style Guide
- Public Money, Public Code
- Status of Python Versions
- Go by Example
- The Crystal Programming Language
- SQL Island
- SQLite Playground
- Git Coach (Android App)
- A community-curated collection of web services that work without JavaScript
- Oh Shit, Git!?!
- MessagePack
- Fernet
- Connected UDP Sockets and ICMP Errors
- TUN/TAP interface (on Linux)
- Qlock - A JavaScript Quine Clock
Libraries
Arduino / IoT
Free Software
Image galleries
- GitHub Octodex
- Malware
- Drawings by Shiro
- KawaiiLogos
- Collection of uwu images of linux distributions
- Tim Andraka
Videos
Deployment
Archives
PasteBins
- paste.i2pd.xyz (PrivateBin)
- paste.burble.com / paste.burble.dn42 (PrivateBin)
- paste.dn42.cc (PrivateBin)
- g-load.eu/paste
- paste.debian.net
- p.pebkac.gr / p.pebkac.dn42
- bin.disroot.org (PrivateBin)
Simple programming exercises
- Sieve of Eratosthenes
- Josephus problem
- Collatz conjecture
Implement a sorting algorithm
- Bubblesort
- Insertion sort
- Selection sort
- Quick sort (hard)
Check if it is a ...
- ... Floyd's Triangle GeeksForGeeks Calculation (German)
- ... Palindromic number
- ... Ugly Numbers
- ... Prime number
- ... Leyland Number
- ... Disarium Number
- ... Abundant Number
- ... Autobiographical number
- ... Emirp number
- ... Pandigital number
- ... Magnanimous number
Programs
Challenges
Things, which are interesting, but I have not tested
Things I want to read
- The Very Unofficial Dummies Guide to Scapy (PDF) (Partly outdated, uses Python2)
Browser Add-Ons
- uBlock Origin
- Privacy Badger
- JShelter
- LocalCDN
- CanvasBlocker
- ClearURLs
- LibRedirect
- Skip Redirect
- I don't care about cookies
- Turbo Download Manager (3rd edition)
Personality
- Attraction Layer Cake
- Gender & Sexuality Spectrum
- Aprilkink (German)
- BDSM Test - Let's test the kink out of you!
- IDRlabs [Several piles of (pointless) (personality) tests]
- geschlechtsneutrale Sprache - Sprache, die kein Geschlecht impliziert