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