Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

v2.3.0.15
Document And Entity Information
9 Months Ended
Sep. 30, 2011
Nov. 14, 2011
Document And Entity Information [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Sep. 30, 2011
Document Fiscal Year Focus 2011  
Document Fiscal Period Focus Q3  
Entity Registrant Name NETWORK 1 SECURITY SOLUTIONS INC  
Entity Central Index Key 0001065078  
Current Fiscal Year End Date --12-31  
Entity Filer Category Smaller Reporting Company  
Entity Common Stock, Shares Outstanding   25,323,259