Lesson Title: 

Defending the Boundary in Depth

This April 2015 article, published on a Japanese cybersecurity website, is a comprehensive explanation of boundary defense strategy. (CSC: Boundary Defense)

Language: 

  • Japanese

Topic: 

  • Science/Technology

ILR Level: 

  • 2+/3

ACTFL Proficiency: 

  • Superior, Advanced-High
  • This ACTFL rating is an approximation based on the ILR level

Modality: 

  • Reading

Learning Objective: 

  • Maintenance & Improvement

Subject Area: 

  • Language

Material Type: 

  • Language Learning Object

Publication Year: 

2016

ObjectID: 

c15rjpn13

Requires/Tested with: 

  • HTML 5 Logo
  • Javascript Logo
  • Responsive