{"id":"S2002004634","label":"Public key infrastructure (Computer security)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2002004634","normalized_label":"public key infrastructure (computer security)","broader":["http://id.loc.gov/authorities/subjects/sh90001862"],"aliases":["Infrastructure, Public key (Computer security)","PKI (Computer security)","Trust hierarchy (Computer security)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2002004634","provider":"lcsh","revision":"f109ec4429df8748","taxonomy_revision":"f050b5d4780b1289","title":"Public key infrastructure (Computer security)","url":"/topics/S2002004634","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"901986573107749442","address_version":"morton4x16-v1","coordinates":[0,477,20650,26624],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}