Security of the Android Operating System

140 Pages·2014·4.89 MB·English

Security of the Android
Operating System
Yury Zhauniarovich
[email protected]
http://zhauniarovich.com
University of Trento
About://
 M.Sc. in Computer Security from the Belarusian
State University
 Ph.D. in Information and Communication Technology
from the University of Trento
 The author of the free book “Android Security
(and Not) Internals” [1]
 A reviewer of the book “Android Systems
Development How-to” [2]
 A developer of several research prototypes based on
Android OS (YAASE [3], CRePE [4], MOSES [5])
 Currently, a Postdoctoral Researcher at the
University of Trento
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Outline
 General Bits and Pieces
 Android Architecture
 Android Security Internals
 Security Problems and Solutions
What is the codename of the
following Android version?
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General Bits and Pieces
Android Architecture
Android Security Internals
Security Problems and Solutions
Mobile Operating Systems
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Why Android?
 Open source system
 On about 85% of all new mobile devices
(according to the last IDC report [6])
 A highly customized system (Facebook
Home, Kindle Fire, different devices from
China, CyanogenMod)
 Running on different platforms (TV, Wearable, Auto)
 Third-party applications can be easily developed
 We can test third-party applications without publishing
them in Google Play
 1 million+ applications in Google Play
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History of Android (2002-2007)
• 2002:
– Andy Rubin, CEO of Danger Inc., showed the first phone Sidekick
at Stanford
– Larry Page and Sergey Brin attended this event and became users
of this phone
• 2003:
– Rubin has left the company because the things did not go well
– In October, Andy Rubin, Rich Miner, Nick Sears, and Chris White
founded Android Inc. in Palo Alto
• 2005:
– In August, Android Inc. is acquired by Google
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History of Android (2007-2009)
• 2007:
– November 5, Open Handset Alliance was announced
– The first product – Android
• 2008:
– In October, the first phone (HTC Dream) running Android 1.0 was
presented
• 2009:
– In April, Android 1.5 Cupcake was presented
– In September, Android 1.6 Donut appeared
– In October, Android 2.0 Eclair was announced together with a
new phone Motorola Droid (Milestone)
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History of Android (2010-2013)
• 2010:
– Google launched Nexus series with HTC Nexus One
– Google announced Android 2.3 Gingerbread, which was the
most popular version till 2013, together with Samsung Nexus S
– Android popularity first surpassed Apple iPhone’s
• 2011:
– Android 3.0 Honeycomb for tabs released with Motorola Xoom
– Android 4.0 Ice Cream Sandwich appeared combining two
development branches
• 2012:
– Android 4.1 Jelly Bean, 4.2 Jelly Bean
• 2013:
– Android 4.3 Jelly Bean, 4.4 Kitkat
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