OpenStack:
open, light and web based.
Lorenzo Cassulo
lorenzo@15multimedia.net
www.15multimedia.it
twitter.com/lorenzocassulo
claimid.com/lorenzocassulo
www.google.com/profiles/lorenzocassulo
Fondazione Bruno Kessler - 10 novembre 2009
1

DIGITAL IDENTITY blvesboy
2

DIGITAL
IDENTITY
• It refers to digital technologies that allow
users to define their own identity during
the online experience.
15multimedia di Lorenzo Cassulo - www.15multimedia.it
3

DIGITAL
IDENTITY
• Web 1.0 - Very simple online activity:
username and password.
• Web 2.0 - Complex online activity:
username, password and all data and
connections that user creates and finds
during his online experience.
15multimedia di Lorenzo Cassulo - www.15multimedia.it
4

DIGITAL
IDENTITY
• User’s online experience is creating data and
making relationships among them.
• User must build his own identity every time he
signs up in a new web service.
• User owns as many digital identities as many
web services he has signed up in.
• Privacy issues, data control and integration,
wasting time, ...
15multimedia di Lorenzo Cassulo - www.15multimedia.it
5

OPEN STACK
• It’s a set of technologies that allows user to
carry his own informations and data across
different applications, managing the access to
those data.
• User’s digital identity follows the user across
the web.
• It makes user’s online experience
more consistent.
15multimedia di Lorenzo Cassulo - www.15multimedia.it
6

OPEN STACK
• OPEN S TA C K i s a s e t o f
t e c h n o l o g i e s t h a t m a ke t h e
SOCIAL WEB possible, a web
experience where the user can interact
with other users defining his identity
through his knowledge (his data) and his
relationships (his connections).
JUST LIKE THE REAL WORLD
15multimedia di Lorenzo Cassulo - www.15multimedia.it
7

OPEN STACK
15multimedia di Lorenzo Cassulo - www.15multimedia.it
8

OPEN STACK
• It provides user’s authentication
(OpenID)
• It allows user to aggregate content
and data (OAuth)
• It provides user’s relationships
(Portable Contacts)
• It allows user to spread his activity
(Activity Streams)
15multimedia di Lorenzo Cassulo - www.15multimedia.it
9

DISCOVERY stephenjohnbryde
10

XRD
• DISCOVERY FRAMEWORK.
• Given a resource (identified by a URI), it
addresses where you can find information
about that resource.
• It defines in which format this information is
and how you can use it.
• EXAMPLE: address book
http://hueniverse.com/2009/03/the-discovery-protocol-stack/
15multimedia di Lorenzo Cassulo - www.15multimedia.it
11

CarbonNYC
IDENTITY
12

OPENID
• It is an open, decentralized standard to
authenticate users. It can be used for access
control, allowing users to log on into different
services with the same digital identity.
15multimedia di Lorenzo Cassulo - www.15multimedia.it
13

OPENID
• User owns an “OpenID URI” given by an
OpenID Provider that points to his personal
informations. Everytime the user wants to
login or sing up into a web site, OpenID
provides his “OpenID URI”, instead of the
classical login, and the web site fetches data
from the OpenID Provider.
15multimedia di Lorenzo Cassulo - www.15multimedia.it
14

OPENID
2
OpenID Provider Relying Party O
3
4
1
User
15multimedia di Lorenzo Cassulo - www.15multimedia.it
15

OPENID
• USE CASE: login into all Virgilio
C o m m u n i t y s i t e s w i t h Vi rg i l i o
OpenID.
15multimedia di Lorenzo Cassulo - www.15multimedia.it
16

Other SSO
• OpenSSO https://opensso.dev.java.net
• Shibboleth http://shibboleth.internet2.edu
15multimedia di Lorenzo Cassulo - www.15multimedia.it
17

ACCESS CONTROL
John Fraissinet
18

OAUTH
• It allows users to grant access to
their data from one site (the Service
P ro v i d e r ) , t o a n o t h e r s i t e ( c a l l e d
Consumer), without sharing all their identity
data.
15multimedia di Lorenzo Cassulo - www.15multimedia.it
19

OAUTH
Service Provider Consumer
3
4
1
User
15multimedia di Lorenzo Cassulo - www.15multimedia.it
20

OAUTH
• USE CASE: printing a photoalbum
hosted on Picasa from Photocity.
15multimedia di Lorenzo Cassulo - www.15multimedia.it
21

ACTIVITY
egg on stilts
22

ACTIVITY STREAMS
• It is an ATOM extension.
• It allows the user to share his activity
on different web sites with a standard and
shared sintax.
15multimedia di Lorenzo Cassulo - www.15multimedia.it
23

ACTIVITY STREAMS
• USE CASE: sharing user’s activity on
Pandora to get suggestions and
discounts on Amazon
15multimedia di Lorenzo Cassulo - www.15multimedia.it
24

PEOPLE
David M*
25

PORTABLE CONTACTS
• It allows web sites to organize and
publish informations about every
user’s contacts.
• It’s just a transport layer, authentication is
provided via OAuth.
15multimedia di Lorenzo Cassulo - www.15multimedia.it
26

PORTABLE CONTACTS
• USE CASE: signing up into Plaxo with
a Gmail OpenID and trying to see
how many of your contacts are
already on Plaxo.
15multimedia di Lorenzo Cassulo - www.15multimedia.it
27

APPLICATIONS vanw
28

OPENSOCIAL
• It is a set of common APIs for web-
based social network applications
• The Container contains the information about
users, the Gadget is the application that
connects to the Container and retrieves the
social information about users.
• Gadgets work on every OpenSocial compliant
container.
15multimedia di Lorenzo Cassulo - www.15multimedia.it
29

OPENSOCIAL
• USE CASE: while the user is watching
a conference on Viddler he can fetch
h i s c o n t a c t s f ro m L i n ke d I n ,
discovering who is watching the same
video and sharing messages with
them.
15multimedia di Lorenzo Cassulo - www.15multimedia.it
30

OPENSTACK
• USE CASE:
• Google Friend Connect
• Facebook Connect (websites, dvd,
iphone app)
15multimedia di Lorenzo Cassulo - www.15multimedia.it
31

FACEBOOK CONNECT
15multimedia di Lorenzo Cassulo - www.15multimedia.it
32

FACEBOOK CONNECT
15multimedia di Lorenzo Cassulo - www.15multimedia.it
33

FACEBOOK CONNECT
15multimedia di Lorenzo Cassulo - www.15multimedia.it
34

BUSINESS MODEL:
datamining Joe Shlabotnik
35

BUSINESS MODELS
• DATAMINING
• Collecting data about user identity and
activity, creating profiles.
• Suggestions work much better on profiled
users increasing the advertising revenews.
• It fits to: technology companies, content
providers, web 2.0 services, ...
15multimedia di Lorenzo Cassulo - www.15multimedia.it
36

BUSINESS MODEL:
community management
Pieter Musterd
37

BUSINESS MODELS
• COMMUNITY MANAGEMENT
• Creating and managing a community
spread on different web sites about
different topics.
• It fits to: big publishers, content providers,
service providers, ...
15multimedia di Lorenzo Cassulo - www.15multimedia.it
38

LINKS
• OpenID www.openid.it www.openid.net
• OAuth www.oauth.net
• Portable Contacts www.portablecontacts.net
• Activity Streams www.activitystrea.ms
• Open Social www.opensocial.org
15multimedia di Lorenzo Cassulo - www.15multimedia.it
39

ITALIAN OPENID
COMMUNITY
• TWITTER twitter.com/openiditalia
• FACEBOOK facebook.com/openiditalia
• BLOG www.openid.it
15multimedia di Lorenzo Cassulo - www.15multimedia.it
40

Lorenzo Cassulo
• EMAIL lorenzo@15multimedia.net
• WEB www.15multimedia.it
• TWITTER twitter.com/lorenzocassulo
• OPENID claimid.com/lorenzocassulo
• FACEBOOK facebook.com/lcassulo
• LINKEDIN http://it.linkedin.com/in/lorenzocassulo
• GOOGLE PROFILES www.google.com/profiles/lorenzocassulo
15multimedia di Lorenzo Cassulo - www.15multimedia.it
41

Copyright
informations
• Creative Commons - Attribution-Noncommercial-Share
Alike 3.0 Unported
• http://creativecommons.org/licenses/by-nc-sa/3.0/
• All images are taken from Flickr
• http://www.flickr.com/photos/stephenjohnbryde/3323718703/sizes/l/
• http://www.flickr.com/photos/carbonnyc/57280104/sizes/l/
• http://www.flickr.com/photos/jfraissi/3597100764/sizes/o/
• http://www.flickr.com/photos/eggonstilts/201364376/sizes/l/
• http://www.flickr.com/photos/d_a_v_i_d_m_/244368383/sizes/l/
• http://www.flickr.com/photos/wv/3515931964/sizes/l/
• http://www.flickr.com/photos/blvesboy/2327808306/sizes/o/
• http://www.flickr.com/photos/joeshlabotnik/305410323/sizes/l/
• http://www.flickr.com/photos/piet_musterd/1858568495/sizes/l/
15multimedia di Lorenzo Cassulo - www.15multimedia.it
42