Verify Viper is a service that seeks to authenticate an individual's online background when they have applied for a job. The verification part was easy: a checkmark was the obvious choice. I hadn't realized that what differentiates vipers from serpents is their slits for eyes, fangs for venom, a squarer head shape and forked tongues.
Concept A: Viper as double V
Concept B: Snakeye
Concept C: Viper Coiled Around Checkmark
Concept D: Viper as Checkmark