sec

https://w3id.org/security# link to namespace URI +1+1

http://purl.org/security# link to namespace URI +1+1

https://austindrivinglesson.com/ link to namespace URI +1+1

http://www.rdfabout.com/rdf/schema/ussec/ link to namespace URI +1+1

Add alternative URI
ttl xml rdfa sparql txt json jsonld vann | lov | prefix.cc