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Ajax in Action by Darren James, Eric Pascarello, Dave Crane

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Chapter 7. Security and Ajax

This chapter covers

  • The JavaScript security model
  • Remote web services
  • Protecting users’ data on the Internet
  • Protecting your Ajax data streams

Security is an increasingly important concern for Internet services. The Web is inherently nonsecure, and adding proper security measures to an Ajax application can be a strong differentiator for a product. Clearly, if a user’s money is involved in any way, such as online shopping or providing a service that he has paid for, giving due consideration to security is essential.

Security is a big topic and deserves its own book. Many of the security issues that an Ajax application faces are the same as for a classical web application. For these reasons, we’ll limit our discussion ...

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