\documentclass[10pt,a4paper]{article}

% Packages
\usepackage{fancyhdr}           % For header and footer
\usepackage{multicol}           % Allows multicols in tables
\usepackage{tabularx}           % Intelligent column widths
\usepackage{tabulary}           % Used in header and footer
\usepackage{hhline}             % Border under tables
\usepackage{graphicx}           % For images
\usepackage{xcolor}             % For hex colours
%\usepackage[utf8x]{inputenc}    % For unicode character support
\usepackage[T1]{fontenc}        % Without this we get weird character replacements
\usepackage{colortbl}           % For coloured tables
\usepackage{setspace}           % For line height
\usepackage{lastpage}           % Needed for total page number
\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{teamvistatech}
\pdfinfo{
  /Title (internet-of-things-presentation.pdf)
  /Creator (Cheatography)
  /Author (teamvistatech)
  /Subject (Internet of Things Presentation Cheat Sheet)
}

% Lengths and widths
\addtolength{\textwidth}{6cm}
\addtolength{\textheight}{-1cm}
\addtolength{\hoffset}{-3cm}
\addtolength{\voffset}{-2cm}
\setlength{\tabcolsep}{0.2cm} % Space between columns
\setlength{\headsep}{-12pt} % Reduce space between header and content
\setlength{\headheight}{85pt} % If less, LaTeX automatically increases it
\renewcommand{\footrulewidth}{0pt} % Remove footer line
\renewcommand{\headrulewidth}{0pt} % Remove header line
\renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit
% This two commands together give roughly
% the right line height in the tables
\renewcommand{\arraystretch}{1.3}
\onehalfspacing

% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
\newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols
\newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns
\newcommand{\tn}{\tabularnewline} % Required as custom column type in use

% Font and Colours
\definecolor{HeadBackground}{HTML}{333333}
\definecolor{FootBackground}{HTML}{666666}
\definecolor{TextColor}{HTML}{333333}
\definecolor{DarkBackground}{HTML}{A3A3A3}
\definecolor{LightBackground}{HTML}{F3F3F3}
\renewcommand{\familydefault}{\sfdefault}
\color{TextColor}

% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
\fancyfoot{} % Set footer to blank
\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
    }
\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Internet of Things Presentation Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{teamvistatech} via \textcolor{DarkBackground}{\uline{cheatography.com/101780/cs/21187/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}teamvistatech \\
  \uline{cheatography.com/teamvistatech} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Not Yet Published.\\
   Updated 20th November, 2019.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
  \SetRowColor{white}
  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.

\begin{multicols*}{2}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Introduction to IoT}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{The size of the IoT is expected to be immense: by 2020, 20–50 billon things are estimated to be connected as part of the IoT, leading some to predict an investment of US\$1.7 trillion by 2020.} \tn 
% Row Count 4 (+ 4)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Allows for increased automation or action-at-a-distance.} \tn 
% Row Count 6 (+ 2)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{IoT's informational and communicative functions have direct physical impacts.} \tn 
% Row Count 8 (+ 2)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{A physical target accessible through cyberspace is more preferable for attackers than one that must be physically accessed.} \tn 
% Row Count 11 (+ 3)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{General consensus that the security of the IoT is worryingly underdeveloped.} \tn 
% Row Count 13 (+ 2)
% Row 5
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{The interconnection, via the Internet, of computing devices embedded in everyday objects, enabling them to send and receive data.} \tn 
% Row Count 16 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Informed Consent}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{A woman buys a vibrator, uses it, and discovers the company that built it is tracking just what she does with it and how often. And yes, she's suing.} \tn 
% Row Count 3 (+ 3)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{A U.S. woman sued the company upon learning that the maker was "collecting information about her and other users' preferred vibration settings, the dates and times the device is used, {[}and{]} the email addresses of {[}device{]} owners who had registered their devices . . . {[}obtaining{]} all this data without the permission of its users"} \tn 
% Row Count 10 (+ 7)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{People have the right to receive information and ask questions so that they can make well-considered opinions.} \tn 
% Row Count 13 (+ 3)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Stakeholders need to know what they are assenting to, and the "informed" part adds that component.} \tn 
% Row Count 16 (+ 3)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Informed consent requires something short of that, like knowing that some drug may cause nausea—exactly why the drug causes nausea is not necessarily so important.} \tn 
% Row Count 20 (+ 4)
% Row 5
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{EULAs: Tend to be too detailed, often running several pages filled with technical and legal jargon that is inaccessible to many users. Furthermore, the sheer length and density of these documents virtually ensures that users do not read them, instead clicking anything to make them go away.} \tn 
% Row Count 26 (+ 6)
% Row 6
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Apple has 56 pages of terms and conditions. No one is going to read that!} \tn 
% Row Count 28 (+ 2)
% Row 7
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{As a way to deal with these issues, various commentators have proposed regulatory frameworks. Interestingly, this might come full circle to the medical context discussed from the outset as the sensitivity of personal medical data intersects with IoT applications, like Fitbits, Apple watches, and so on.} \tn 
% Row Count 35 (+ 7)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Privacy}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Gathering information can lead to profiling and undesired targeted communication.} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Target mined a client's purchasing habits, predicted that she was pregnant, and send a mailer promoting baby items to her home. As it turns out, she was still in high school and, while she was in fact pregnant, her family did not know; they literally found out because of the mailer.} \tn 
% Row Count 8 (+ 6)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Even if the data is encrypted, the metadata can nevertheless reveal pertinent details.} \tn 
% Row Count 10 (+ 2)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Consider something like Amazon Echo which, by design, is always listening.} \tn 
% Row Count 12 (+ 2)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Smart homes are routinely communicating information back to manufacturers, not all of which is even encrypted.} \tn 
% Row Count 15 (+ 3)
% Row 5
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Reveals the resident's personal life or practices.} \tn 
% Row Count 17 (+ 2)
% Row 6
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{The European Union's GDPR just went into effect in mid-2018 and makes substantial strides toward increased data protection. Courts have also started to recognize rights to digital privacy.} \tn 
% Row Count 21 (+ 4)
% Row 7
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{IoT creates the perfect opportunity for gathering incredible amounts of personal information; that information can significantly bear on an individual's privacy.} \tn 
% Row Count 25 (+ 4)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Information Security}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Many IoT components have sensors coupled to communicators. For example, a camera, microphone or other sensor picks up data from the environment and is coupled communicator that relays that data to a remote location, like the cloud or some proprietary server.} \tn 
% Row Count 6 (+ 6)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Smart televisions and other smart devices have sent data picked up by cameras and microphones from people's homes back to the producer's servers for analysis.} \tn 
% Row Count 10 (+ 4)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{The lack of information security in the communications themselves has led to IoT-connected devices being used as part of distributed denial of service (DDoS) attacks.} \tn 
% Row Count 14 (+ 4)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Strava, a fitness-tracking app, is revealing potentially sensitive information about military bases and supply routes via its global heatmap website.} \tn 
% Row Count 17 (+ 3)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Default passwords to devices pose a threat} \tn 
% Row Count 18 (+ 1)
% Row 5
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Heightened security impacts the very thing that the IoT is supposed to provide: seamless and invisible integration into our working and personal lives.} \tn 
% Row Count 22 (+ 4)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Physical Safety}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Consider a smart home with a door lock that is activated when the user—or, more likely, the user's smartphone—is within five meters of the door.} \tn 
% Row Count 3 (+ 3)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{The sensors and communications only serve their purpose when they cause some physical change in the world.} \tn 
% Row Count 6 (+ 3)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Should the driverless vehicle malfunction, its passengers, those in other vehicles, and the aforementioned cyclists and pedestrians may all be at risk.} \tn 
% Row Count 10 (+ 4)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Government oversight and enforcement of minimum safety standards.} \tn 
% Row Count 12 (+ 2)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{New technologies, first and foremost, need to be safe.} \tn 
% Row Count 14 (+ 2)
% Row 5
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{"Safety in IoT means being able to reason about the behavior of IoT devices, especially actuators, and being able to detect and prevent unintended or unexpected behavior"} \tn 
% Row Count 18 (+ 4)
% Row 6
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{With the IoT, the causal networks are complex, and determinations of liability can be quite complex} \tn 
% Row Count 20 (+ 2)
% Row 7
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{What distinguishes the IoT from the traditional internet is the former's ability to act in the physical world, thus opening the possibilities of physical risk.} \tn 
% Row Count 24 (+ 4)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Trust}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{"Trust tends not to be talked about very much. Most of the time, it is an invisible assumption."} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Can we rely on the technology to do what it is expected to do?} \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Given past experience, can we expect this technology to act the same way as it has done before?} \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Insofar as we rely on the driverless vehicle to work, we trust that the brakes are working properly and that the car will stop whenever that is needed. If this does not happen because the brakes malfunction, then we lose trust in that we can no longer rely on the car to operate properly.} \tn 
% Row Count 12 (+ 6)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{We lose trust in that service when we do not expect the remote operator to drive the vehicle safely.} \tn 
% Row Count 14 (+ 2)
% Row 5
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{We can lose trust when we do not believe that people inside the company are motivated by our best interests.} \tn 
% Row Count 17 (+ 3)
% Row 6
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Continuing with the example of driverless vehicles, in order for these individual vehicles to operate effectively, there will need to be coordination between the vehicles. The complexity of such coordination will likely require AI not just for the decisions made by discrete vehicles, but also for the complex system as a whole.} \tn 
% Row Count 24 (+ 7)
% Row 7
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{If and when the IoT involves significant risk to people's safety, and it can be shown that humans make worse decisions than AI, then we have a prima facie argument that AI should be making these decisions.} \tn 
% Row Count 29 (+ 5)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}