@misc{233826,
  author = {Paul Grassi and James Fenton and Michael Garcia},
  title = {Digital Identity Guidelines [including updates as of 12-01-2017]},
  year = {2017},
  month = {2017-12-01},
  publisher = {Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NIST.SP.800-63-3},
  language = {en},
}