@misc{812551, author = {Paul Grassi and James Fenton and Elaine Newton and Ray Perlner and Andrew Regenscheid and William Burr and Justin Richer and Naomi Lefkovitz and Jamie Danker and Yee-Yin Choong and Kristen Greene and Mary Theofanos}, title = {Digital Identity Guidelines: Authentication and Lifecycle Management [includes updates as of 03-02- 2020]}, year = {2020}, month = {2020-03-02 00:03:00}, publisher = {Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NIST.SP.800-63b}, language = {en}, }