To significantly improve security it would be wonderful if the Bitwarden clients would support port knocking (personally I use the macOS app and Firefox extension).
New Settings:
- port knocking sequence: (e.g. 7000,8000,9000)
- port knocking sequence timeout: (5s)
- port knocking timeout: (1m)
- port knocking payloads
https://manpages.debian.org/testing/knockd/knockd.1.en.html
https://help.ubuntu.com/community/PortKnocking