Some of the talks and panels were:

Legal and Regulatory Overview, Marketing of ICO, Security vs Utility Tokens and much more.

Securitize.io gave a talk on security tokens

Securitize is a turnkey, white-label solution for the tokenization of securities issued by funds, companies, and other entities. Securitize manages the processing of the solicited investors from login to capital received, as well as the issuance and management of the security tokens throughout the lifetime of the asset.