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Authentication and Authorisation. … Why they matter Andrew Cox, LITC http://www.sbu.ac.uk/litc/candleathens/. Presentation overview. Benefits of improved authentication/ authorisation Why its difficult Criteria for evaluating solutions Possible solutions. Why they matter. Easy access
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Authentication and Authorisation ... … Why they matter Andrew Cox, LITC http://www.sbu.ac.uk/litc/candleathens/
Presentation overview • Benefits of improved authentication/ authorisation • Why its difficult • Criteria for evaluating solutions • Possible solutions
Why they matter • Easy access • Easier administration • Extension of access • Personalisation and Knowledge Management • Usage statistics and performance indicators • Better licences • Security
Simplifying access • One less obstacle • Integration of services • Save the users’ time • Encourage them to use all the resources available.
Simpler administration • The issuing and revoking passwords, resetting passwords is time consuming • Save librarians time
Extending access • Users in the library • Users in their offices • Users off campus • Users at home • Increase usage • Provide a better service
Personalisation and Knowledge Management • Delivering MyLibrary
Personalisation and Knowledge Management • Delivering MyLibrary
Personalisation and Knowledge Management • Connecting people with similar interests • Building up profiles • Encourage users to use all the resources available • Improve the service
Usage statistics and performance indicators • To know who is using what (at the individual level - or groups) • To know how well we are doing (eg in growing resource usage, or getting value for money) • Better management of resources • Proving the value of our services
Better licences • From the ability to guarantee restrictions of usage to targeted groups • Save money
Security • For secure payments or transactions with budgetary implications • For personal information • Any sort of legally binding communication • Do more work online
Why is it difficult? • Library populations very big, diverse • Multiple systems of authentication, eg on the Web • General lack of standards • Mix of need for strong and weak authentication
Evaluating solutions • Simple for the user • Easy to administer • Acceptable to publisher • Universal • Private • Extensible • Reliable • Cost effective
Some solutions • Today’s case studies • Personal utilities, eg built into browsers • National initiatives such as Athens • Certificates in a PKI • Proxy packages
Some issues • Library services should be free - so authentication isnt critical - right? • Is there an issue for public libraries, archives and museums? • Strong authentication is not necessary or practical. • Development can be left to those outside the library sector.
Some (more) issues • Are we happy with simple general licences for a whole institution? • Are the privacy issues entirely solved by legal protection • Separating authentication and authorisation
Yet (more) issues • Out of different forms of biometric authentication, smartcards, LDAP/X.500 directories, XML …. Which look like good bets for solutions. • What human and organisational issues do these technologies raise? • Are we looking for a universal solution or solutions to particular problems