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2. Paranoid penguin: an introduction to Novell AppArmor;Bauer;Linux J,2006
3. Integrity Measurement Architecture (IMA) 2017 http://sourceforge.net/p/linux-ima/wiki/Home/
4. Implementing dm-verity 2017 http://source.android.com/security/verifiedboot/dm-verity
5. National Vulnerability Database: Statistics for kernel vulnerabilities 2017 https://nvd.nist.gov/vuln/search/statistics?adv_search=true&form_type=advanced∓results_type=statistics&query=kernel