To cite package ‘keyring’ in publications use:

  Csárdi G (2024). _keyring: Access the System Credential Store from
  R_. R package version 1.3.2.9000, ,
  <https://github.com/r-lib/keyring>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {keyring: Access the System Credential Store from R},
    author = {Gábor Csárdi},
    year = {2024},
    note = {R package version 1.3.2.9000, },
    url = {https://github.com/r-lib/keyring},
  }