Company Overview

With a passion for our customers, we focus our efforts on growing together!

SOOSAN INT is a global information security solution provider. We provide web filtering security solutions and data security solutions along with services to aid domestic and international Telcos in finding new revenue streams with traffic analyzing technology.
Our goal is to contribute to a better society through the technology we produce.
We work together towards creative solutions for a more secure future through the innovation of technology and business.


  • Named No.1 for Internet filtering by Ministry of Information and Technology (Grand SME Award)
  • Prime Minister’s citation at the 14th Information Culture Award – IT ethics
  • Grand prize for patent management in the IT industry
  • Presidential Citation at the Venture Company Awards
  • Selected as a Top 100 Asia brand at VIP ASIA 2015
  • 51st Invention Day – Granted the Industry Innovator Award


  • 9 registered including “A website access management system through Internet user management”
  • 7 applied for including “A method to detect private IP user’s access to the Internet”
  • Granted a total of 82 technology patents including 13 aboard


  • eWalker Security V7M CC (Common Criteria) Certified
  • eWalker SSL GS (Good Software) Certified
  • eWalker Security V7 CC (Common Criteria) Certified
  • eWalker Security V7 GS (Good Software) Certified

Foundation 1998~2004

• Plustech Inc. established
• Netargus 1.0 (Network based Internet harmful Information blocking S/W) released
• Guardian Angel 1.0 (Private Internet harmful information Blocking S/W) released
• Named for 1st enterprise in Internet filtering by Department of Information
Technology (Grand SM enterprise award
• eWalker 3 (Enterprise Internet usage management solution) released
• NAT Finder (Wire/Wireless router detecting solution) released
• The 14th Information Culture award-IT ethics award granted (Prime Minister’s award)

Growth 2005~2013

• Signed for a joint business agreement with KT (Device Certification Service)
• Signed a joint venture agreement with SK Broadband (Device Certification Service)
• “Guardian Angel SafeZone” was nominated as pornography and gambling blocking program (Ministry of culture, Sports and Tourism)
• Signed a joint business agreement with KT (Internet service for office)
• Signed a joint business agreement with SK Broadband (Internet service for office)
• eWalker 3 SQL GS (Good Software) Certification granted
• Venture Company Award (President’s award)
• eWalker 3 Security V6 CC (Common Criteria) Certification
• ‘The second’ Electronic IT Industry Patent Management Award
• Signed a joint venture agreement with SK Telecom (Teenager Protection Service)

Jump up 2014~

• R&D office opened in Vietnam
• Launched ‘KidSafe’ a Mobile Child Care Service, with a mobile operator Vinaphone in Vietnam
• Signed a sales partnership agreement with eNcoral Digital Solutions sdn Bhd in Malaysia
• Signed a joint business agreement with LG U+ for ‘Additional Device Management Service’
• Entered into a joint business agreement with KT for the provision Of Home WiFi service
• Released SSL visibility solution ‘eWalker SSL’
• ‘ME.Guard’, Email management solution for mobile released
• ‘eReD Virtual Shield S1’, Data Security Solution with Virtualization released
• Company name changed to ‘SOOSAN INT’
• eWalker Security V7M awarded CC (Common Criteria) Certification
• Supplied ‘eWalker V7’ to Ministry of Transportation of Vietnam
• Released SSL visibility solution ‘ePrism SSL VA’
• Held ‘Software Challenge’ competition for college students
• Took over SSL solution technology and patents from ARA networks
• Won contract of School-net business with Seoul Metropolitan Office of Education
• Allianced with NSS Labs to build database against global malware attack
• Allianced with Mangoscan to exchange malware information
• Allianced with MDSoft to exchange malware information
• Achieved certification of eWalker SWG V8 awarded CC (Common Criteria)