A-TAG Trademark

Software as a service (SaaS) featuring software for certifying the human authorship of a digital signature over digital content; providing online service for confirming human presence at the time of artifact tagging by detecting micro-vibrations in a user's muscles that are related to the brain activity, using sensors already present in standard mobile devices; for generating and verifying cryptographic tags including digital signature over artifact digest; providing online non-downloadable software for recording cryptographic signature and provenance data on a blockchain; providing online non-downloadable software for verifying human presence at the time of tagging of digital artifacts.

Downloadable software for certifying the human authorship of a digital signature over digital content; downloadable software for generating cryptographic tags including digital signature over artifact digest using the live physiological signal originating from the nervous system; downloadable software for confirming that a real human is present at the moment of artifact tagging by detecting micro-vibrations in a user's muscles that are related to the brain activity; downloadable software for embedding cryptographic signature and provenance data into digital artifacts; downloadable software using sensors already present in standard mobile devices for tagging digital artifacts; downloadable software for verifying human presence at the time of tagging of digital content using distributed ledger technology.