Tools

Passwörter und secrets übermitteln

https://onetimesecret.com/?locale=de

https://www.read2burn.com

(Open Source: https://github.com/wemove/read2burn)

Browser fingerprinting

Wikipedia

https://amiunique.org

Größere Dateien bereitstellen

https://wetransfer.com

https://send.firefox.com

UltraTools (DNS, E-Mail, IP etc.)

https://www.ultratools.com/dnsTools

https://observatory.mozilla.org

https://www.immuniweb.com/websec/

https://www.ssllabs.com/ssltest

https://www.experte.de/security-check

https://transparencyreport.google.com/safe-browsing/search?hl=de

Konkrete Vorschläge für Konfigurationen (Apache, nginx, MySQL...)

https://ssl-config.mozilla.org

https://infosec.mozilla.org/guidelines/web_security

https://www.kuketz-blog.de/online-scanner-tools-fuer-sicherheit-und-datenschutz/

https://testssl.sh/