Image and Video Encryption : From Digital Rights Management to Secured Personal Communication
Personal use of digital communication
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Transcript of Personal use of digital communication
Personal Use of Digital Communication
Information
• Facebook was founded in 2004 by Mark Zuckerberg
• It’s a social networking site with 1.2 billion users
• Has 5,800 employees• Has Turns over $7.8 Billion a year
Methods of Digital Communication
• The main body of Facebook is a Weblog format. – Users can write a ‘status’ and update other users
about things they want to talk about. – Only users on a persons friends list can see any
status updates.• Facebook also allows users to Instant Message
each other– Users can IM their friends and talk to them in this
way.
Access
Facebook can be accessed on the following devices:– PC/MAC– Mobile Phones (Android, IOS, Firefox OS, Windows
Phone)– Tablets (Android, IOS)– TV’s– Games Consoles (Xbox One, PlayStation 3,
PlayStation 4)– Google Glass
Advantages / Disadvantages
Advantages• Allows users to discuss
their lives• Allows users to IM• Service doesn’t cost
anything to use• All actions are instant• Facebook allows users to
upload images and videos (Can be used as free, unlimited, cloud storage)
Disadvantages• Privacy on Facebook is
questionable.• Blocked users can still
sometimes see your updates via Google
• Cyberbullying is a big problem on Facebook and cannot be escaped easily.
• Users require an internet connection
Information
• Facebook was founded in 2006 by Jack Dorsey• It’s a social networking site with 200 million
active users• Has 2,000 employees• Has Turns over $317 Million a year
Methods of Digital Communication
• The main body of Twitter is a Microblog format. – Users can write a ‘tweet’ and update the world
about their goings on– Anybody can see your tweets– Tweets are limited to 140 characters– Users can ‘Follow’ other people to see other
peoples Tweets
Access
Twitter can be accessed on the following devices:– PC/MAC– Mobile Phones (Android, IOS, Firefox OS, Windows
Phone)– Tablets (Android, IOS)– TV’s– Games Consoles (Xbox One, PlayStation 3,
PlayStation 4)– Google Glass
Advantages / Disadvantages
Advantages• Allows users to discuss
their lives• Service doesn’t cost
anything to use• All actions are instant
Disadvantages• Blocked users can still
sometimes see your tweets via Google
• Cyberbullying is a big problem on Facebook and cannot be escaped easily.
• Users require an internet connection
TECH SUPPORT FORUMS
Information
• Most technology applications use some sort of forum for technical support. This allows other users and tech support members to troubleshoot problems as a community.
• Often users will come up with the same problem. Using forums allows tech support to direct users to other posts of the same problem thus saving time
Methods of Digital Communication
• Forums – Allows users to communicate with each other and troubleshoot as a team.
Access
Tech Forums can be accessed on the following devices:– PC/MAC– Mobile Phones (Android, IOS, Firefox OS, Windows
Phone)– Tablets (Android, IOS)
Advantages / Disadvantages
Advantages• Community feel means
problems are solved quickly and properly
• Shared experiences• Instant help• Free to use in most
cases
Disadvantages• Not all replies help the
problem• Miscommunication is
possible if a user doesn’t understand something
• Requires internet to post / read replies.
Information
Email is a method of sending virtual mail to users. Users can send text emails with multimedia attachments. • The first ever email was sent in 1971• Roughly 144.8 Billion emails are sent daily
Methods of Digital Communication
• Gmail is an example of an email service. It allows users to send and receive email through a free-to-use system
Access
Email can be accessed on the following devices:– PC/MAC– Mobile Phones (Android, IOS, Firefox OS, Windows
Phone)– Tablets (Android, IOS)– TV’s– Games Consoles (Xbox One, PlayStation 3,
PlayStation 4)
Advantages / Disadvantages
Advantages• Allows users to discuss
their lives• Service (usually) doesn’t
cost anything to use• All actions are instant• Email allows users to send
and receive images, text or other files
• Most email is fairly private
Disadvantages• Email can be hacked• Users require an
internet connection • Emails can contain
harmful files• Requires the user to
know the exact ‘email address’ of the recipient.
TEXT MESSAGES (SMS - SHORT MESSAGE SERVICE)
Information
Text Messaging is a service provided by mobile phones to send text based messages between users. • The first ever text was sent in 1992 and said
“Merry Christmas”• Roughly a million texts are sent daily
Methods of Digital Communication
• Text messages are a form of SMS or Short Messaging Service. This allows users to send short messages to each other with a limit of about 200 characters.
Access
SMS’s can be accessed on the following devices:– PC/MAC – Due to recent advancements users can
use other devices to send text messages via their phones.
– Mobile Phones (Android, IOS, Firefox OS, Windows Phone)
– Tablets (Android, IOS) – Due to recent advancements users can use other devices to send text messages via their phones.
Advantages / Disadvantages
Advantages• Allows users to contact
each other through texts.
• All actions are instant• Users don’t need to be
near their phones for the messages to arrive and can reply when they choose to.
Disadvantages• Texts typically cost to
send• There’s a limit to the
length of the texts. • Messages to other
countries are very expensive
WOOKIEEPEDIA
Information
Wookieepedia is a Star Wars themed wiki. It contains information about every aspect of the star wars universe• Contains 104,600 articles.
Methods of Digital Communication
• Wookieepedia is a wiki meaning that it contains pages and pages of information on aspects of the Star Wars Universe.
Access
Wookieepedia can be accessed on the following devices:– PC/MAC – Mobile Phones (Android, IOS, Firefox OS, Windows
Phone)– Tablets (Android, IOS)
Advantages / Disadvantages
Advantages• Allows users to research
aspects of the Star War universe
• Free to use / access
Disadvantages• As with all Wiki’s it’s
accessible to anybody and anybody can edit any page. Therefore it cannot be seen as totally accurate.
• Requires internet to access.
GTA ONLINE
Information
• GTA Online is part of Grand Theft Auto V• It allows users to create an avatar and explore
it’s huge map together
Methods of Digital Communication
• GTA Online is a Virtual Community. – Users can create an avatar and explore the virtual
world– They can interact with each other and with the
environment and AI
Access
GTA Online can be accessed on the following devices:– Games Consoles (Xbox 360, PlayStation 3)
Advantages / Disadvantages
Advantages• Allows users to interact
and meet up with each other
• Allows users to Chat via VOIP
• Service doesn’t cost anything to use
• Can interact with the environment
Disadvantages• Users require an
internet connection • Cyberbullying is very
prevalent and almost encouraged
• May desensitize users to violence
MSN MESSENGER
Information
MSN Messenger was a Instant Messaging service owned by Microsoft. • Released in 1999• Shut Down in 2013• Had 4.3 billion users
Methods of Digital Communication
• MSN Messenger was a very popular example of an Instant messaging Service. It allowed users to instantly send messages to each other via the internet no matter where they were in the world.
Access
MSN can be accessed on the following devices:– PC/MAC – Mobile Phones (Android, IOS, Firefox OS, Windows
Phone)– Tablets (Android, IOS)
Advantages / Disadvantages
Advantages• Allows users to
communicate instantly• Free to use
Disadvantages• Requires internet to
access. • Cyberbullying was a
frequent problem on MSN
SNAPCHAT
Information
• Snapchat was founded in 2011 • It’s an MMS service allowing users to send and
receive pictures or videos
Methods of Digital Communication
• The main purpose of Snapchat is MMS– Users can send images or videos to other users for
a maximum of 10 seconds. After which time the content is deleted.
Access
Snapchat can be accessed on the following devices:– Mobile Phones (Android, IOS, Firefox OS, Windows
Phone)– Tablets (Android, IOS)
Advantages / Disadvantages
Advantages• Allows users to send
pictures to each other• Service doesn’t cost
anything to use• All actions are instant• Allows for the sharing
of experiences and momentary snaps.
Disadvantages• Privacy on Snapchat is
questionable due to a recent hack of millions of users details
• Users require an internet connection
• Users can screenshot images to keep them indefinitely without permission.
SKYPE
Information
• Skype was released in 2003• It’s a VOIP service used by 1.3 billion users• Now owned by Microsoft after a buyout in
2012
Methods of Digital Communication
• The main body of Skype is a VOIP format. – Users can see each other via video and audio.
• Skype also allows users to Instant Message each other– Users can IM their friends and talk to them in this
way.
Access
Skype can be accessed on the following devices:– PC/MAC– Mobile Phones (Android, IOS, Firefox OS, Windows
Phone)– Tablets (Android, IOS)– TV’s– Games Consoles (Xbox One, PlayStation 3,
PlayStation 4)– Google Glass
Advantages / Disadvantages
Advantages• Allows users to see and
hear each other• Allows users to just IM
each other if they’d prefer
• Free to use
Disadvantages• Cyberbullying is a big
problem on Facebook and cannot be escaped easily.
• Users require an internet connection
MOODLE
Information
• Moodle is a Virtual Learning Environment used to provide access to education resources at Gateshead College
Methods of Digital Communication
• Moodle is a Virtual Learning Environment – Users can access resources– Users can see what they need to do / how
Access
Moodle can be accessed on the following devices:– PC/MAC– Mobile Phones (Android, IOS, Firefox OS, Windows
Phone)– Tablets (Android, IOS)
Advantages / Disadvantages
Advantages• Allows users to access
learning materials• Allows users to contact
their lecturers• Free to use• Instant
Disadvantages• Users require an
internet connection
TAGGED
Information
• Tagged was founded in 2004 by Greg Tseng• It’s a social networking site • Has 150 employees• Has Turns over $1.5 Million a year
Methods of Digital Communication
• The main body of Tagged is a Weblog format. – Users can write a ‘status’ and update other users
about things they want to talk about. – Only users on a persons friends list can see any
status updates.• Tagged also allows users to Instant Message
each other– Users can IM their friends and talk to them in this
way.
Access
tagged can be accessed on the following devices:– PC/MAC– Mobile Phones (Android, IOS, Firefox OS, Windows
Phone)– Tablets (Android, IOS)– TV’s
Advantages / Disadvantages
Advantages• Allows users to discuss
their lives• Allows users to IM• Service doesn’t cost
anything to use• All actions are instant• Tagged allows users to
upload images and videos (Can be used as free, unlimited, cloud storage)
Disadvantages• Privacy on Facebook is
questionable.• Cyberbullying is a big
problem on Tagged and cannot be escaped easily.
• Users require an internet connection
PLAYSTATION HOME
Information
• PlayStation Home is Sony’s equivalent of Second Life
• Released in 2008• It allows users to create an avatar and explore
it’s huge maps together
Methods of Digital Communication
• PlayStation Home is a Virtual Community. – Users can create an avatar and explore the virtual
world– They can interact with each other and with the
environment and AI
Access
PlayStation Home can be accessed on the following devices:– Games Consoles (PlayStation 3)
Advantages / Disadvantages
Advantages• Allows users to interact and
meet up with each other• Allows users to Chat via VOIP• Allows users to contact each
other though public or private IM’s
• Service doesn’t cost anything to use
• Can interact with the environment
Disadvantages• Users require an
internet connection • Cyberbullying is a big
problem in game. • Require a PlayStation
system to play