FIGURING OUT FILTERING: CAN WE PROTECT AND SERVE?

Ramesh Kapoor – Chief Information OfficerBill Johnsen – Director, Instructional TechnologyVirginia Beach City Public Schools

SECURITY RFPINTERNET CONTENT FILTERING REQUIREMENTS

Filter all traffic (HTTP, FTP, SMTP, etc.)Filter non-standard portsBlock HTTP exploitsBlock spyware, keyloggers, adware, malware,

etc.Block external proxies and other anonymizersScan FTP/HTTP downloadsScan Active X Intrusion preventionBandwidth shapingURL filtering (based on list)Dynamic content filtering

SOLUTION SELECTED ContentKeeper Implemented August, 2007 Provided for different levels of filtering for

different Active Directory groups URL filtering

Blocks uncategorized sites Dynamic content inspection and filtering

File types Key words Detects new proxy servers/tunneling

IMPLEMENTATION LESSONS Vendor classification of sites

What appeared appropriately blocked was too restrictive

Difficulty with new “social” sites Realized centrally how much Internet was

used for authentic instruction Streamlined the request for unblocking

process Audit sites that are unblocked

Need to carefully consider amount of filtering for staff productivity

THE BALANCE

THE BALANCE

•The Millennials•21st Century Learner•Social Networking

•Wikis•Blogs•RSS•Chat•Video•Content creation•Collaboration•And on, and on