41-351. Definition of electronic signature
In this article, unless the context otherwise requires, " electronic signature" means an electronic method or process that through the application of a security procedure allows a determination that the electronic signature at the time it was executed was all of the following:
1. Unique to the person using it.
2. Capable of verification.
3. Under the sole control of the person using it.
4. Linked to the electronic document to which it relates in a manner so that if the document is changed the electronic signature is invalidated.