Many people don’t even distinguish
- Privacy
- Anonymity
- Security
So you know… For example Signal is private but not anonymous as it is tied to you in some way (username, phone number). Security is just not exposing yourself when you haven’t allowed someone to have this information / access.
I recently passed my Sys Admin cert from Linux Foundation and 50% of things by me were done on the fly:
that’s all I remember. Overall I find that typicall Linux Desktop differs from these certs and the job.