Social networks allow users to connect and share information online. However, they also present security and privacy risks. It is important to understand a site's privacy settings and use strong passwords to protect information. While social media has benefits like staying connected with others, users should be aware of potential threats like identity theft and careful not to share too many personal details publicly. Regularly updating privacy settings and practicing safe online habits can help users reap the benefits of social platforms while mitigating risks to their security and privacy.

1. Security and
Privacy in Social
Networks

2. Introduction of Social Network
 Social Networks are the most means of communication
used by a large number of people.
 Social Network refers to grouping of individuals and
organizations together via some medium, in order to
share thoughts, interests, and activities.

3. What is Social Network?
 Social networking is a web based
communication media, which allows
users to have conversations, share
information and many more.
 Social Networking is an online service
or website that focuses on building and
reflecting of social relations among
people.

4. Why to use Social Network?
 People may use social networking
services for different reasons like below
Reconnect with former friends.
Maintain current relationships.
Build or promote a business or
project.
Participate in discussions about a
certain topic.
Just have fun meeting.
Interacting with other users.
Matchmaking.
Entertainment Purpose
Social
Network
Sharing
information
Match
making
Business
Discussion

5. Social Networking Elements
 A Bounded set of users.
 Public or semipublic personal
profiles.
 Freedom to traverse lists of
connection(their own and
others).
 Definition of set of people
related to a person(friends,
relatives)

6. Some of the social Networking sites

7. How it all started?
 Many Social Networking websites were
launched in the 1990s.
 In India , ORKUT was the first social
networking website that actually attracted
users towards the idea of building up their
social networks.
 Orkut was launched in 2004, owned and
operated by Google Inc.It was one of the
most visited websites in India and Brazil.
 Orkut was followed by MySpace, Face
book, Twitter and now Google+

8. Types of social networks
 Social networks—Connect with people
Ex: Facebook, Twitter, LinkedIn
 Media sharing networks—Share photos, videos, and other
media
Ex: Instagram, Snapchat, YouTube
 Discussion forums—Share news and ideas
Ex: reddit, Quora, Digg
 Bookmarking and content creation networks—Discover,
save, and share new content
Ex: Pinterest, Flipboard
 Consumer review networks—Find and review businesses
Ex: Yelp, Zomato, TripAdvisor

9. Continue….
 Blogging and publishing networks—Publish content online
Ex: WordPress, Tumblr, Medium
 Interest-based networks—Share interests and hobbies
Ex: Goodreads, Houzz, Last.fm
 Social shopping networks—Shop online
Ex: Polyvore, Etsy, Fancy
 Sharing economy networks—Trade goods and services
Ex: Airbnb, Uber, Taskrabbit
 Anonymous social networks—Communicate anonymously
Ex: Whisper, Ask.fm, After School

10. Security of Social network
 Security is about the safeguarding of data
 Security refers to protection against the unauthorized access of
data.
 Security controls in place to limit who can access the information.
 Social Media Security is a process of eliminating security threats,
monitoring cyber security, protecting social assets.

11. Security Concerns
• Face book users access the system mostly using cell phones.
• This opens up free access to anyone getting hold of the cell
phone of a user without the need for user id and password.
• Face book gives an option to activate user id/ pwd but in reality
the users do not.
• By default the privacy settings are set to Public, meaning anyone
could see the profile and wall .
• Anyone in friends’ circle can post photos on your wall .
• ‘Check-in’ feature in Face book tells your friends your GPS
location.
• By changing Privacy Settings you can avoid getting tagged but it
does not happen.

12. Security Tips
 Update your security settings on all digital and social channel
regularly.
 Employ strong passwords.
 Don't just rely on default settings.
 Don't link personal and business accounts.
 Be mindful about what you share.
 Get rid of accounts that aren't in use.
 Beware of public wireless connections.
 Do not click any unknown or suspicious link.

13. Privacy
 Privacy is the ability of an individual or group to seclude(keep
someone away from others) themselves or information about
themselves and thereby reveal themselves selectively.
 Privacy is important thing in social network because, it gives us
the power to choose our thoughts and feelings and who we share
them with.
 Privacy protects our information we do not want shared publicly
(such as health or personal finances).

14. Privacy of Social Network
 Read and Understand the Privacy Terms & Site Features.
 Adjust your Privacy Settings & Account Information.
 Unknowingly he has compromised his privacy.
 Like Facebook, Twitter users are very less awareness in setting up
proper controls for friends or followers.
 Many feel proud that they have so many friends or followers.
 Following the tweets of others has become a major pastime for
many.
 Tweets reveal location information as well.

15. Privacy Protection tips
Use strong passwords, and don’t use the same password for
multiple accounts.
Don’t use social media on public devices, and if you must, make
sure to log out afterward.
Disable access to location data for your social media apps.
Be ware about clicking links from friends in social media; you
never know if they’ve been hacked.
Use two-factor authentication or password-reset checks for all your
accounts.
Even on your private social profiles, keep personal information to a
Minimum.
Read the privacy policy of social networking sites.
Do not add people that you don’t know or trust.

16. Growth of social network

17. Gender wise usage of Social Network

18. Growth of Social Media Users in India

19. Growth of Social Media Users in the world

20. Social Networks and its risks

21. General Tips
 Become familiar with the privacy settings available
on any social network you use.
 Don’t share your birthday, age or place of birth.
 Don’t post your address, phone number or email
address on a social network.
 Don’t publicize vacation plans.
 Use caution when using third-party applications.
 Be wary of request for money.
 Take additional precautions if you are the victim of
stalking, harassment or domestic violence.

22. Features of Social Network
Helps keeping in Touch with friends and family.
Reach easily to a large group of people for a shout out
on important topics.
Instant News and Information.
Great Marketing Channel for Business
Awareness and Activism.
Exchange of ideas and collaboration
Stay in touch

23. Conclusion
 We can see clearly that social networking sites are
advantageous only if they are used wisely. Using these
sites securely would be helpful, if user do not spend
time unnecessarily. Wise members never provide
personal information to strangers. Use of a tool
depends on users.
Ex – A doctor can operate with a knife and a murderer
can kill a person with the same knife.

24. References
1. https://www.slideshare.net/MarketingatBahrain/social-network-security-
14345886?next_slideshow=1
2. https://www.slideshare.net/shakiblimon/social-networking-security-
64803987
3. https://slideplayer.com/slide/16246911/
4. https://csrc.nist.gov/CSRC/media/Presentations/Social-Media-Security-
Protecting-Privacy/images-media/fissea-conference-2012_srinivasan.pdf
5. http://www.gfi.com/whitepapers/Social_Networking_and_Security_Risks
.pdf
6. http://pewresearch.org/pubs/2131/social-media-facebook-twitter-
myspace-linkedin
7. https://www.slideshare.net/krk1995/social-networking-ppt-33957099
8. https://www.slideshare.net/MohitKhurana4/social-networking-10073899