There are more than one billion Android devices in use today, each one a potential target. Unfortunately, many fundamental Android security features have been little more than a black box to all but the most elite security professionals—until now. In Android Security Internals, top Android security expert Nikolay Elenkov takes us under the hood of the Android security system. Elenkov describes Android security architecture from the bottom up, delving into the implementation of major security-related components and subsystems, like Binder IPC, permissions, cryptographic providers, and device administration. You´ll learn: -How Android permissions are declared, used, and enforced -How Android manages application packages and employs code signing to verify their authenticity -How Android implements the Java Cryptography Architecture (JCA) and Java Secure Socket Extension (JSSE) frameworks -About Android´s credential storage system and APIs, which let applications store cryptographic keys securely -About the online account management framework and how Google accounts integrate with Android -About the implementation of verified boot, disk encryption, lockscreen, and other device security features -How Android´s bootloader and recovery OS are used to perform full system updates, and how to obtain root access With its unprecedented level of depth and detail, Android Security Internals is a must-have for any security-minded Android developer.
TODAY´S LEADERS KNOW THAT SPEED and agility are the keys to any company´s success, and yet many are frustrated that their organizations can´t move fast enough to stay competitive. The typical chain of command is too slow; internal resources are too limited; people are already executing beyond normal expectations. As the pace accelerates, how do you inspire people´s energy and creativity? How do you collaborate with customers, vendors, and partners to keep your organization on the cutting edge? What kind of organization matches the speed and complexity that businesses must masterand how do you build that organization? Jim Whitehurst, CEO of Red Hat, one of the world´s most revolutionary companies, shows how open principles of managementbased on transparency, participation, and communityreinvent the organization for the fast-paced connected era. Whitehurst gives readers an insider´s look into how an open and innovative organizational model works. He shows how to leverage it to build community, respond quickly to opportunities, harness resources and talent both inside and outside the organization, and inspire, motivate, and empower people at all levels to act with accountability. The Open Organization is a must-read for leaders struggling to adapt their management practices to the values of the digital and social age. Brimming with Whitehurst´s personal stories and candid advice for leading an open organization, as well as with instructive examples from employees and managers at Red Hat and companies such as Google, The Body Shop, and Whole Foods, this book provides the blueprint for reinventing your organization.