Android security

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An overview of the Android marketshare gives context to why Android security is so important. We look at some of the primary reasons Android is insecure and a couple of solutions that have been proposed.

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Android security

  1. 1. security threat solutionsAndroid OS
  2. 2. Overview● mobile context● security challenges● proposed solutions
  3. 3. AndroidOpen Handset Alliance● GoogleOpen Source● Base OS● Application Middleware● Java SDK● System Application
  4. 4. MobileIDC: International Data Corporation● 12/2012 Global Market Share Report○ 68% Android OS○ 19% Apple iOS○ 5% RIM Blackberry OS○ 3% MS Windows Phone● Worldwide Quarterly Mobile Phone Tracker○ 207.6 million units shipped 4Q12: 91.1% (APL+AND)○ 70.2% increase from 4Q11○ 722.4 million units shipped 2012: 87.6% (APL+AND)○ 494.5 million units shipped 2011: 68.1% (APL+AND)
  5. 5. MarketGooglePlay● ~700,000 applications● 25 billion downloads● 1.6 billion downloads/monthApple● ~700,000 applications● 30 billion downloads
  6. 6. SecurityiOS● well designed● largely resistant to attackWindows● ok for low level requirementsBlackberry● considered most secureAndroid● considered least secure
  7. 7. Consumer
  8. 8. Enterprise● Category 1: Routine● Category 2: Important● Category 3: Sensitive● Category 4: Top-Secret
  9. 9. SolutionCloud Based Reputation● each app has unique ID● store reputation for each app● reputation classifications○ good○ unknown○ bad● pro: increases user awareness and power● con: users cant be trusted
  10. 10. SolutionOS Augmentation: Saint● Secure Application INTeration● governing framework● policy enforcement○ install-time○ run-time○ administrative○ operational● pro: integrated● con: adoption
  11. 11. ConclusionAndroid● Largest target● Greatest weakness○ provenance○ permissions● Empower users● OS Augmentation

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