To cite package ‘secret’ in publications use:

  Csárdi G, de Vries A (2024). _secret: Share Sensitive Information in
  R Packages_. R package version 1.1.0.9000,
  <https://github.com/gaborcsardi/secret>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {secret: Share Sensitive Information in R Packages},
    author = {Gábor Csárdi and Andrie {de Vries}},
    year = {2024},
    note = {R package version 1.1.0.9000},
    url = {https://github.com/gaborcsardi/secret},
  }