Halsey tried to use Cortana to touch the artifact and it wouldn't trigger early on in the series. Forerunner tech isn't as simple as a DNA check here. Cortana was even used as a fail safe with chief touching it because she could cut the connection.

Halsey tried to use Cortana to touch the article and it wouldn't trigger early on in the series. Forerunner tech isn't as simple as a DNA check here. Cortana was even used as a fail safe with chief touching it because she could cut the connection.