@misc{1195641,
  author = {D R Kuhn and V Hu and W T Polk and Shu-Jen H Chang},
  title = {Introduction to public key technology and the federal PKI infrastructure:},
  year = {2001},
  month = {2001-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NIST.SP.800-32},
  language = {en},
}