Yi-Feng Tzeng (Ant)

Open source business / license consultant. Mainly on GPL, LGPL, AGPL, Apache, EPL, MPL, BSD, MIT, PHP, OpenSSL license, and case research of Android, WebOS and Tizen. Talk and help global company to compliant open source license, and analysis of multi-licensing and license compatibility for product.

Security consultant. Mainly on Payment/Transaction security, Authentication, Man-in-the-browser and Privacy. 2008/2009 Hacks in Taiwan Conference speaker.

Open source coder. Develop many open source softwares on GitHub and OpenFoundry (Taiwan coder hosting platform).