URL Reputation and Content Filter

Content Filtering

Content Filtering companies have gained quite a bit of traction in the Computer Network Defense (CND) industry in an attempt to stem the carnage that malicious sites can wreak on unsuspecting individuals and companies through malware and other forms of ransomware.  The filtering engines work by way of proxying requests between the end user and the destination site.  Filtering engines use a combination of human control and machine learning to differentiate safe sites from malicious sites.  Even more than static understanding of sites, filtering engines can identify when a safe site is hijacked and will block traffic when that known safe site is compromised.  Identifying safe sites is not precise, and is not exact — the task is all a best effort. And the beginning of that best effort is getting a site listed in the engine in the first place. Continue reading “URL Reputation and Content Filter”