Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v2.4.0.6
Document and Entity Information
6 Months Ended
Jun. 30, 2012
Aug. 14, 2012
Document And Entity Information    
Entity Registrant Name NETWORK 1 SECURITY SOLUTIONS INC  
Entity Central Index Key 0001065078  
Document Type 10-Q  
Document Period End Date Jun. 30, 2012  
Amendment Flag true  
Amendment Description Amendment No. 1  
Current Fiscal Year End Date --12-31  
Is Entity a Well-known Seasoned Issuer? No  
Is Entity a Voluntary Filer? No  
Is Entity's Reporting Status Current? Yes  
Entity Filer Category Smaller Reporting Company  
Entity Common Stock, Shares Outstanding   25,963,094
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2012