Perceptions of Online Privacy Among University Students at Greenwich
This study investigates how students at the University of Greenwich perceive their online privacy. Through a survey, participants were asked to identify what personal information they believe is publicly available, what they consider private, and what they have knowingly shared online. The results provide insights into individuals' understanding of their own online privacy in the digital age.
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Presentation Transcript
D. Ivory, D. Gan Cyber-SAFE Research Centre University of Greenwich
Current Landscape Twitter users = 328 million active users per month Facebook = 1.94 billion users daily in first Q 2017 Instagram users is predicted to reach 83.6 million by 2018 in the US alone 60 million photos uploaded to Instagram per day Careless posts to Twitter and Instagram Users reveal information about themselves without thinking
The Survey Aim of this work was to determine how individuals perceived their own online privacy and identify how accurate this was Students studying at University of Greenwich Maritime campus were surveyed Survey asked participants identify what personal information they thought was freely available to others what they thought was private what information they have knowingly published 252 complete responses received
The Survey Survey created using Google Forms The types of questions that were asked were: Demographics What information about yourself do you think can be found online by someone you have no connection with? What information have you voluntarily published online?
Demographics Year of Study % of sample 36.9% 22.5% 32% 8.6% 1styear 2ndyear Final year Master Degree, PhD student or a Researcher largest group were in the age ranges 18 23 but included five people in the range 51 to 60
Demographics 146 female respondents (58.4%) 103 male respondents (41.2%) 43% of participants were on a computer orientated degrees 57% on other degrees Social networks regularly used by participants Facebook 86.5% Instagram 69.4% Twitter 48% Tumblr 18.7% used others 20%
The Investigation Using only each subject s first and last names searches were undertaken using: Google, Facebook, Twitter, LinkedIn, the BT Phonebook website FindMyPast information was found on 79% of survey respondents
Survey Results What information about yourself that can be found online by someone you have no connection with? 250 90% 88% 200 70% 70% 70% 68% 66% 61% Participants 150 54% 46% 39% 35% 100 33% 30% 30% 30% 50 28% 10% 0 full name Full name DoB Home Pic Email Phone Family Visited Current DoB home pic email phone family visited current Categories
Information Revealed Yes Partial 250 82.1% 200 72.2% 150 49.2% 37.7% 100 16.7% 50 13.1% 11.5% 10.7% 4.8% 4% 0 full name DoB home pic email phone family visited current
Survey Results - Secondary Leakage Survey results for information that can be found through a friend of a friend Yes No 250 91.3% 90.1% 200 72.6% 70.6% 67.9% 69.4% 63.5% Number of people 150 55.2% 52% 48% 44.8% 36.5% 100 30.6% 32.1% 29.4% 27.4% 50 9.9% 8.7% 0 1 2 3 4 5 6 7 8 9 Full name DoB Home Pic Email Phone Family Visited Current Categories
Survey Results - Secondary Leakage Survey results for information found by a friend 100 93.7% 93.3% 90 84.1% 83.3% 79.8% 80 65.9% 70 61.9% 61.9% 60 % OF PEOPLE 52.8% 47.2% 50 38.1% 38.1% 40 34.1% 30 20.2% 16.7% 15.9% 20 6.7% 6.3% 10 0 1 2 3 4 5 6 7 8 9 Full name DoB Home Pic Email Phone Family Visited Current
Time taken to reveal personal data Searches were undertaken against the clock average time taken for each search was 1 minute 49 seconds Very few searches took longer than 200 seconds
Time taken for the searches fastest exploit took 14 seconds full name places that they had visited longest time taken was 7 minutes 40 seconds full name, partial date of birth (incomplete), exact home address, picture close family members names
Time taken for the searches Time Taken Number Exploited 48 118 57 18 3 3 4 Less than 1 min Between 1 to 2 mins Between 2 to 3 mins Between 3 to 4 mins Between 4 to 5 mins Between 5 to 6 mins + 7 minutes 66% of the total number of participants in the survey had their personal details exposed in less than 2 minutes by someone who had no connection or link with them in cyber space
Conclusion Still issues with personal online privacy Mainly due to lack of awareness of online privacy These results have shown that the majority of people participating in the survey did not perceive their online privacy accurately
