Tedi Heriyanto currently works as a Principal Consultant in an Indonesian Information Security company. In his current role, he has been engaged with various penetration testing assignments in Indonesia and other countries. Previously, he has worked with several well-known business institutions across Indonesia and overseas. Tedi has an excellent track record in designing secure network architecture, deploying and managing enterprise-wide security systems, developing information security policies and procedures, performing information security audit and assessment, and providing information security awareness training. In his spare time, he manages to research, learn, and participate in Indonesian Security Community activities, and also maintains a blog located at http://theriyanto.wordpress.com. He shares his knowledge in the security field by writing several information security books.