ARMY TECHNOLOGY:
http://www.army-technology.com/

AIR FORCE TECHNOLOGY:
http://www.airforce-technology.com/

NAVAL TECHNOLOGY:
http://www.naval-technology.com/

British:
http://www.bdec-online.com/

South Africa:
http://www.sadid.co.za/

Australian Industry & Defence Network: http://www.aidn.org.au/