Currently Head of Operations of THINKSECURE® PTE LTD (ThinkSECURE), Julian was previously responsible for security management of the public data network infrastructure of StarHub Ltd, a Singapore-based telco, and also for design, implementation and maintenance of security operations for AsiaPac's then-largest hotspot deployments in 2002: StarHub's Wireless Hotzones in Suntec International Convention & Exhibition Centre and Changi International Airport Terminals 1 & 2, totalling 100+ enterprise/carrier-class access points, routers, switches, SSGs and servers.
At ThinkSECURE, Julian has developed and released the award-winning OSWA-Assistant(TM) (link), a specialised wireless investigation and auditing toolkit which assists IT-security practitioners and organisations in testing and securing their WiFi, Bluetooth and RFID wireless deployments and which was showcased by the Wall-of-Sheep group at DEFCON from 2008 to 2011. He also co-developed MoocherHunter(TM) tool successfully used by law enforcement for hunting down illegal WiFi users.
A co-author of the 3rd Edition of the book "Hacking Exposed Linux", published by McGraw-Hill, Julian was also the co-designer and co-GameMaster of the following IT-security tournaments:
BlackOPS:HackAttack IT-security tournament (link) held in Singapore in 2004;
AIRRAID (link), Asia's first-ever true wireless hacking tournament, held in Singapore in 2005;
AIRRAID2 (link), Thailand's first-ever public security tournament in 2008
AIRRAID3 (link) in conjunction with Singapore Polytechnic in 2010;
AIRRAID4 (link) in conjunction with Singapore Polytechnic in 2013;
"Singapore Cyber Conquest — AIRRAID Edition" tournament at Ministry of Home Affairs' (MHA) Governmentware 2011 conference; and
Defence Science & Technology Agency's (DSTA) "Cyber Defenders Discovery Camp" (CDDC) IT-security tournaments from 2012 to 2017.