#Proof of authentication

Bitcointalk username: marn6767
Bitcointalk profile link: https://bitcointalk.org/index.php?action=profile;u=1784297
Telegram: @davidsezer67
steemit: https://steemit.com/@david67
linkedin: https://www.linkedin.com/in/sezer-da%C4%9Fl%C4%B1-317626158/