feat(secret): add protected field

[Codelax]

Closes #2623

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 53.57143% with 13 lines in your changes missing coverage. Please review.

Project coverage is 71.02%. Comparing base (fe86049) to head (af29347).
Report is 139 commits behind head on master.

Files	Patch %	Lines
internal/services/secret/helpers.go	45.83%	9 Missing and 4 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2693      +/-   ##
==========================================
- Coverage   71.43%   71.02%   -0.42%     
==========================================
  Files         277      334      +57     
  Lines       35875    33522    -2353     
==========================================
- Hits        25628    23808    -1820     
+ Misses       8028     7400     -628     
- Partials     2219     2314      +95     

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