Angel Berniz 1,442 Questions 9 Answers 0 Best Answers 2,181 Points View Profile Angel Berniz Security Token Offering (STO)Learner Asked: February 25, 20192019-02-25T10:08:26+00:00 2019-02-25T10:08:26+00:00 What is a Security Token Offering (STO)? Let’s share what is a Security Token Offering (STO). Share Facebook Leave an answerCancel replyYou must login to add an answer. Username or email* Password* Captcha* Click on image to update the captcha. Remember Me! Forgot Password?