# Proof of Authentication  
Bitcointalk username:  napkeng
Bitcointalk profile link: https://bitcointalk.org/index.php?action=profile;u=1010627
Twitter url:  https://twitter.com/napkeng2
Facebook url: https://www.facebook.com/napkeng.fa
Reddit url: https://www.reddit.com/user/napkeng
Medium url: https://medium.com/@napkeng
Telegram username: @banguyen99
linkedin: https://www.linkedin.com/in/nguy%C3%AAn-nguy%E1%BB%85n-301854160/