rkhunter “rkhunter (Rootkit Hunter) is a Unix-based tool that scans for rootkits, backdoors and possible local exploits. It does this by comparing SHA-1 hashes of important files with known good ones in online databases, searching for default directories (of rootkits), wrong permissions, hidden files, suspicious strings in kernel modules, and special tests for Linux and […]
Lynis
“Lynis is a battle-tested security tool for systems running Linux, macOS, or Unix-based operating system. It performs an extensive health scan of your systems to support system hardening and compliance testing. The project is open source software with the GPL license and available since 2007.” Since Lynis is flexible, it is used for several different […]
Zabbix and Zeek
Zabbix “Zabbix is an open-source software tool to monitor IT infrastructure such as networks, servers, virtual machines, and cloud services. Zabbix collects and displays basic metrics.” –Wikipedia https://www.zabbix.com/ Zeek “An Open Source Network Security Monitoring ToolZeek (formerly Bro) is the world’s leading platform for network security monitoring” “Flexible, open source, and powered by defenders.” https://zeek.org/
Browser Extensions
Privacy/Security uBlock Origin Free, open-source ad content blocker. https://ublockorigin.com/ Decentraleyes Protects you against tracking through “free”, centralized, content delivery. https://decentraleyes.org/ Privacy Badger Privacy Badger is a browser extension that automatically learns to block invisible trackers. https://privacybadger.org/ Dark Reader Dark mode everywhere https://darkreader.org/ NoScript This browser extension allows JavaScript and other potentially harmful content to be […]
LibreWolf
A custom version of Firefox, focused on privacy, security and freedom. This project is a custom and independent version of Firefox, with the primary goals of privacy, security and user freedom. LibreWolf is designed to increase protection against tracking and fingerprinting techniques, while also including a few security improvements. This is achieved through our privacy […]
ungoogled-chromium
ungoogled-chromium GitHub A lightweight approach to removing Google web service dependency Downloads (GitHub)
Mobile Basics
Blokada Blokada is the popular ad blocker and privacy app for Android and iOS. It’s being supported and actively developed by the amazing open source community. Signal Say “hello” to a different messaging experience. An unexpected focus on privacy, combined with all of the features you expect. AuroraOSS Aurora Apps Open-Source Software. Inspired byyou. Built […]
Calyx Institute and Riseup
Calyx Institute Riseup
Alternate Frontends
YouTube Invidious Piped Beatbump (YouTube Music) Spotify psst Twitter Nitter Reddit Libreddit Teddit The Hacker News HackerWeb Others alternative-front-ends
Bitmask
https://bitmask.net/ Bitmask is an open source application to provide easy and secure encrypted communication with a VPN. You can choose among different providers or start your own. The Bitmask application is designed to have a friendly interface with automatic configuration. You simply start the application, register with the compatible service provider of your choice, and […]
Firewalls
PeerBlock PeerGuardian simplewall TinyWall Pi-Hole OPNsense pfSense Snort UFW (Uncomplicated Firewall)
Firefox Profilemaker
https://ffprofile.com/ This tool will help you to create a Firefox profile with the defaults you like. You select which features you want to enable and disable and in the end you get a download link for a zip-file with your profile template. You can for example disable some functions, which send data to Mozilla and […]
SSL/TLS Tests
https://observatory.mozilla.org/ https://www.ssllabs.com/ssltest/ https://www.fairssl.net/en/ssltest https://www.immuniweb.com/ssl/ https://geekflare.com/tools/tls-test
Electronic Frontier Foundation (EFF)
https://www.eff.org/ The leading nonprofit defending digital privacy, free speech, and innovation.
iSpy: Open Source Camera Security Software
https://www.ispyconnect.com/ “A new video surveillance solution for the Internet Of Things.Available on Windows, Mac, Linux and ARM.” “Agent DVR is the only DVR solution that doesn’t need port forwarding.That means no fiddly router setup or network security compromise for remote access.UI works on all modern devices from phones to tablets and desktops.” VR MODE!
Online Web Scanners
https://www.virustotal.com/gui/home/upload https://www.virustotal.com/old-browsers/ (Minimal “Vanilla” interface) https://snyk.io/website-scanner/ https://quttera.com/website-malware-scanner
Guerrilla Mail disposable inbox
Guerrilla Mail – Disposable Temporary E-Mail Address https://www.guerrillamail.com
Tor
Browse Privately. Explore Freely. Defend yourself against tracking and surveillance. Circumvent censorship. https://www.torproject.org/ Tor, short for “The Onion Router,” is free and open-source software for enabling anonymous communication. It directs Internet traffic via a free, worldwide, volunteer overlay network that consists of more than seven thousand relays. Using Tor makes it more difficult to trace […]
ClamAV
Alternate scanners: ClamTK ClamWin Immunet Commercial Alternatives: Bitdefender Trend Micro Malwarebytes
BleachBit
https://www.bleachbit.org/ Clean Your System and Free Disk Space When your computer is getting full, BleachBit quickly frees disk space. When your information is only your business, BleachBit guards your privacy. With BleachBit you can free cache, delete cookies, clear Internet history, shred temporary files, delete logs, and discard junk you didn’t know was there. Designed […]
Bitwarden
https://bitwarden.com/
Open Proxy Space
https://openproxy.space/
Breach data checks
https://haveibeenpwned.com/ https://www.breachdirectory.org/ https://monitor.firefox.com/
Protonmail+VPN
https://protonmail.com/ secure email https://protonvpn.com/ secure VPN
Browser Tests
https://browserleaks.com/ https://www.ipaddress.com https://webbrowsertools.com/ https://www.dnsleaktest.com/ https://www.routersecurity.org/ https://coveryourtracks.eff.org/ https://centralops.net/co/ https://www.ip-lookup.org/ IP Lookup: Check, Find My IP Address Location https://www.ipvoid.com/