diff options
| author | Mohit Agarwal <mohit.agarwal@sky.com> | 2024-01-01 18:55:33 +0000 |
|---|---|---|
| committer | Mohit Agarwal <mohit.agarwal@sky.com> | 2024-01-01 18:55:33 +0000 |
| commit | eec6292056e6f6d6aa9f52ed2b71585e60632568 (patch) | |
| tree | 5f87496cb57f51812871cb53bdbd4199ef0fa24c /notes/cyber.tex | |
| parent | 9923e6e6fcc27a1a0f233b13e4c83d5d0c10b4d0 (diff) | |
Diffstat (limited to 'notes/cyber.tex')
| -rw-r--r-- | notes/cyber.tex | 53 |
1 files changed, 30 insertions, 23 deletions
diff --git a/notes/cyber.tex b/notes/cyber.tex index efa62ff..08b3f12 100644 --- a/notes/cyber.tex +++ b/notes/cyber.tex @@ -5,18 +5,19 @@ networks, and malicious threats and attacks that they are vulnerable to. \section{Threats} - -\begin{itemize} - \item \textit{Social engineering} involves exploiting people + \textit{Social engineering} involves exploiting people directly for access or information. \textit{Blagging} involves obtaining information through deception or impersonation, such as calling someone whilst posing as a friend. - \textit{Phishing} is posing as a legitimate organisation to + + \noindent\textit{Phishing} is posing as a legitimate organisation to obtain personal information, generally through email. - \textit{Pharming} involves a bogus website that imitates a + + \noindent\textit{Pharming} involves a bogus website that imitates a legitimate one. \textit{Shouldering} involves watching somebody enter their personal information. - \item \textit{Malicious code} is code written to do bad. A + + \noindent\textit{Malicious code} is code written to do bad. A \textit{virus} does damage on a computer and spreads itself on a user's device over the internet. \textit{Spyware} is software that monitors, logs, and sends information to the @@ -26,28 +27,34 @@ to. is designed to show the user advertisement and a \textit{Trojan} is any malware that poses as a legitimate software. - \item \textit{Weak passwords} or \textit{misconfigured access + + \noindent\textit{Weak passwords} or \textit{misconfigured access rights} may allow an attacker easy access to unauthorised data. Access rights would normally restrict certain information from certain users. - \item \textit{Removable media} such as a DVD or USB flash drive is - a vector by which malware can easily spread, particularly when - distributed, such as at a public event. - \item Unpatched or outdated software may contain vulnerabilities, - as well as normal software with recently discovered - vulnerabilities which an attacker could exploit. -\end{itemize} + + \noindent\textit{Removable media} such as a DVD or USB flash drive is + a vector by which malware can spread, particularly when + distributed, such as at an event + + \noindent\textbf{Unpatched or outdated} software may contain + widely known vulnerabilities, which an attacker could exploit. \section{Threat prevention} -\subsection{MAC Address filtering} +\subsection{MAC address filtering} -A \textit{MAC Address} is unique to each device. Filtering MAC -Addresses could mean only allowing authorised devices to connect to -the network (\textit{whitelisting}) or blocking certain devices from a -network (\textit{blacklisting}). However, this is bypassable through -MAC address \textit{spoofing}, where a device can appear to have a MAC -address other than its own. +A \textit{media access control address} is unique to each device. Filtering MAC +addresses could mean: +\begin{itemize} + \item \textit{whitelisting}, or only allowing authorised devices + to connect to or + \item \textit{blacklisting} which is blocking certain devices from + a network. +\end{itemize} +However, this is bypassable through MAC address \textit{spoofing}, + where a device can appear to have a MAC address other than its + own. \subsection{Firewall} @@ -62,8 +69,8 @@ most common form of this is through a username and password. It can also be through physical objects such as cards (such as credit card) and through biometric methods such as fingerprints. -CAPTCHA (tests that determine if a user is a human, such as by typing -in a word in strange font) and e-mail verification (where the user +CAPTCHA (tests that determine if a user is a human) +and e-mail verification (where the user must respond to an e-mail only they could have received) can also be used as authentication and to ensure that the user is human and not an automated attack. |
