
diff -r 0397d557c362 -r 9d1cf03d1b32 slides/slides07.tex
--- a/slides/slides07.tex	Tue Nov 11 09:51:19 2014 +0000
+++ b/slides/slides07.tex	Tue Nov 11 11:50:52 2014 +0000
@@ -61,7 +61,7 @@
 \mbox{}\\[-15mm]\mbox{} 
 \small
 \begin{quote}
-The Universities and Colleges Admissions Service received more
+``The Universities and Colleges Admissions Service received more
 than \pounds{12m} last year in return for sending targeted advertising
 to subscribers as young as 16.
 
@@ -76,7 +76,7 @@
 
 Applicants can opt out of receiving direct marketing, but only
 at the cost of missing out on education and careers mailings
-as well.\bigskip\\
+as well.''\bigskip\\
 \footnotesize\hfill The Guardian, 12 March 2014
 \end{quote}
 
@@ -106,16 +106,20 @@
 Some terminology:
 
 \begin{itemize}
-\item \alert{secrecy} is the mechanism used to limit the number of 
-principals with access to information (e.g., cryptography or access controls)
+\item \alert{secrecy} is the mechanism used to limit the
+      number of principals with access to information (e.g.,
+      cryptography or access controls)
 
-\item \alert{confidentiality} is the obligation to protect the secrets of other people 
-or organizations (secrecy for the benefit of an organisation)
+\item \alert{confidentiality} is the obligation to protect the
+      secrets of other people or organizations (secrecy for
+      the benefit of an organisation)
 
-\item \alert{anonymity} is the ability to leave no evidence of an activity (e.g., sharing a secret)
+\item \alert{anonymity} is the ability to leave no evidence of
+      an activity (e.g., sharing a secret)
 
-\item \alert{privacy} is the ability or right to protect your personal secrets 
-(secrecy for the benefit of an individual)
+\item \alert{privacy} is the ability or right to protect your
+      personal secrets (secrecy for the benefit of an
+      individual)
 
 \end{itemize}
 
@@ -127,34 +131,42 @@
 \frametitle{Privacy vs Anonymity}
 
 \begin{itemize}
-\item everybody agrees that anonymity has its uses (e.g., voting, whistleblowers, peer-review, exams)
+
+\item everybody agrees that anonymity has its uses (e.g.,
+      voting, whistleblowers, peer-review, exams)
+
 \end{itemize}\bigskip\bigskip\pause
 
 
 But privacy?\bigskip\bigskip
 
-``You have zero privacy anyway. Get over it.''\\
+\textit{``You have zero privacy anyway. Get over it.''}\\
 \hfill{}Scott Mcnealy (CEO of Sun)\bigskip\\
 
 
-``If you have nothing to hide, you have nothing to fear.''
+\textit{``If you have nothing to hide, you have nothing 
+to fear.''}
 
 \end{frame}
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 \begin{frame}[t]
-\frametitle{Privacy}
+\frametitle{Privacy Problems}
 
-Private data can be often used against me
+Private data can be often used against me:
 
 \begin{itemize}
-\item if my location data becomes public, thieves will switch off their phones and help themselves in my home
-\item if supermarkets can build a profile of what I buy, they can use it to their advantage (banks - mortgages)
+
+\item if my location data becomes public, thieves will switch
+      off their phones and help themselves in my home
+\item if supermarkets can build a profile of what I buy, they
+      can use it to their advantage (banks - mortgages)
 \item my employer might not like my opinions\bigskip\pause
 
 \item one the other hand, Freedom-of-Information Act 
-\item medical data should be private, but medical research needs data
+\item medical data should be private, but medical research
+      needs data 
 \end{itemize}
 
 \end{frame}
@@ -165,12 +177,20 @@
 \frametitle{Privacy Problems}
 
 \begin{itemize}
-\item Apple takes note of every Siri dictation (sent over the 
-  Internet to Apple; retained for 2 years)
-\item markets often only work, if data is restricted (to build trust)
+
+\item Apple takes note of every Siri dictation (sent over the
+      Internet to Apple; retained for 2 years)
+
+\item markets often only work, if data is restricted (to build
+      trust)
+
 \item social networks can reveal data about you 
-\item have you tried the collusion (lightbeam?) extension for FireFox?
+
+\item have you tried the collusion (lightbeam?) extension for
+      FireFox?
+
 \item I do use Dropbox, store cards
+
 \end{itemize}
 
 \begin{textblock}{5}(12,9.9)
@@ -187,11 +207,16 @@
 
 \begin{minipage}{1.05\textwidth}
 \begin{itemize}
-\item we \alert{do} want that government data is made public (free maps for example)
-\item we \alert{do not} want that medical data becomes public (similarly tax data, school 
-records, job offers)\bigskip
-\item personal information can potentially lead to fraud 
-(identity theft)
+
+\item we \alert{do} want that government data is made public
+      (free maps for example)
+
+\item we \alert{do not} want that medical data becomes public
+      (similarly tax data, school records, job search)\bigskip
+
+\item personal information can potentially lead to fraud
+      (identity theft)
+
 \end{itemize}\pause
 
 {\bf ``The reality'':}
@@ -211,7 +236,8 @@
 
 \only<4>{\begin{itemize}
 \item in 2007, Gordon Brown needed to apologise for the loss
-      of tax data of 25M  people
+      of tax data of 25M  people (a junior civil servant sent
+      a CD in the mail, which got lost)
 \end{itemize}}
 \end{minipage}
 
@@ -243,7 +269,7 @@
 \end{itemize}
 \item Twitter
 \begin{itemize}
-\item 15 Million active users in the UK; 500M Teets per day
+\item 15 Million active users in the UK; 500M tweets per day
 \item a company called Datasift is allowed to mine all tweets since 2010
 \item they charge 10k per month for other companies to target advertisement
 \end{itemize}
@@ -379,10 +405,10 @@
 \item In 2006, AOL published 20 million Web search queries 
   collected of 650,000 users (names had been deleted)\medskip
   
-\item within days an old lady, Thelma Arnold, from Lilburn
-  Georgia was identified as user No. 4417749
+\item \ldots{}within days an old lady, Thelma Arnold, from 
+  Lilburn, Georgia, was identified as user No.~4417749\medskip
   
-\item some of the queries that gave her away:  
+\item some of the queries that identified her away:  
 \begin{itemize}
 \item landscapers in Lilburn, Ga
 \item 60 single men




