Wenger Replacing IP Filtering: Challenges for Academic Libraries

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Replacing IP Filtering
Challenges for Academic Libraries
Rich Wenger, E-Resource Systems Manager
MIT Library

TOC
 In the beginning…
 The march of technology
 Playing games
 Two broad goals
 A way forward
Page 2

In the beginning..
 Early days of the internet
 No portable devices
 Static IP addresses
 Unspoken assumptions
Page 3

The march of technology
 Portable PCs, laptops, tablets, smart phones
 DHCP – non-static IP addresses
 Off-campus users...

Playing games
 Virtualization at multiple levels
 VPN and proxy servers
 Pretending that nothing had changed
Page 5

Bottom line
 The assumption that an IP address = a physical location =
an authenticated, authorized user is false.
 IP f...

Bottom line
IP filtering
 Conflates IP address with location and identity.
 Creates proprietary portals, the opposite of...

Two areas of concern
We need to:
 Improve the user experience.
 Respond to the security problems.
Page 8

Improving the user experience
 The point of referral for authentication must be located
at the providers’ sites, not in o...

Security
We need to:
 Focus on who the patron is, not where they are. This
does NOT mandate personally-identifying data.
...

Issues important to academic
libraries
 Privacy
 Walk-ins
 Protection of history and usage data
Page 11

Issues…
 Gaining library management’s attention to this issue
 Getting buy-in and support from campus IT
 Resisting fra...

A way forward
 A goal to work toward, NOT an abrupt change
• Dual stack support for the foreseeable future
• Libraries ne...

Finis
Rich Wenger rwenger@mit.edu
Phone 617-253-0035
Page 14

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