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Are modern smart cameras vulnerable to yesterday’s vulnerabilities?: A security evaluation of a smart home camera
KTH, School of Electrical Engineering and Computer Science (EECS).
2021 (English)Independent thesis Advanced level (degree of Master (Two Years)), 20 credits / 30 HE creditsStudent thesisAlternative title
Undviker dagens smarta kameror gårdagens sårbaraheter? : Utvärdering av säkerheten hos en smart hem kamera (Swedish)
Abstract [en]

IoT cameras can allow users to monitor their space remotely, but consumers are worried about the security implications. Their worries are neither unfounded as vulnerabilities repeatedly have been found in internet connected cameras. Have modern cameras learned from the mistakes of their predecessors? This thesis has performed a case study of a consumer smart camera popular on the Swedish market. The camera was evaluated through a pentest. The evaluation found that the camera’s cloud centric design allowed it to side step issues present in earlier models. However, it was demonstrated that it is possible to detect potentially sensitive events, e.g. when the camera notice motion, by just inspecting the amount of traffic it sends. Other tests were not able to demonstrate vulnerabilities though. Based on these findings it was concluded that the camera were more secure than it’s predecessors, which supports that the market has improved. 

Abstract [sv]

Konsumenter kan med IoT kameror på distans överse sin egendom. De är dock oroliga över hur säkra kamerorna är. Denna oro existerar inte utan god anledning. Sårbarheter har upprepade gånger påvisat finnas i internetuppkopplade kameror. Har dagens kameror lärt sig av deras föregångares misstag? Detta examensarbete har testat en smart kamera som är populär på den svenska marknaden. För att fastställa hur säker kameran är genomfördes ett penetrationstest. Undersökning fann att kameran lyckats kringgå tidigare vanliga sårbarheter genom att förlita sig på molnet. Undersökning kunde dock konstatera att en motståndare kan läcka potentiellt känslig information, t.ex. när kameran upptäcker rörelse, bara genom att mäta hur mycket nätverkstrafik kameran sänder. Undersökningen kunde dock inte påvisa andra sårbarheter. Baserat på dessa resultat fann studien att denna kamera är säkrare än sina föregångare, och att detta stödjer tesen att marknaden som helhet förbättrats.

Place, publisher, year, edition, pages
2021. , p. 92
Series
TRITA-EECS-EX ; 2021:541
Keywords [en]
Security, Penetration testing, Threat modelling, Internet of things, Smart cameras
Keywords [sv]
Säkerhet, penetrationstestning, hotmodellering, Sakernas internet, Smarta kameror
National Category
Computer Sciences
Identifiers
URN: urn:nbn:se:kth:diva-303247OAI: oai:DiVA.org:kth-303247DiVA, id: diva2:1602050
Subject / course
Computer Science
Educational program
Master of Science - Computer Science
Supervisors
Examiners
Available from: 2021-10-12 Created: 2021-10-11 Last updated: 2022-06-25Bibliographically approved

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CiteExportLink to record
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Citation style
  • apa
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