As we all know by now, wireless networks offer many advantages over fixed (or wired) networks. Foremost on that list is mobility, since going wireless frees you from the tether of an Ethernet cable at a desk. But that's just the tip of the cable-free iceberg. Wireless networks are also more flexible, faster and easier for you...

Virtual private networks (VPNs) enable organizations to connect offices or other sites over the Internet or a service provider network and allow mobile or home-based users to enjoy the same level of productivity as those who are in the same physical location as the central network. However, with so many flavors of VPNs available,...

Security is a key element in the development of any non-trivial application. The Spring Security Framework provides a comprehensive set of functionalities to implement industry-standard authentication and authorization mechanisms for Java applications.

Pro Spring Security will be a reference and advanced tutorial...

• Understand Apache Lucene and Elasticsearch's design and architecture
• Design your index, configure it, and distribute it, not only with assumptions, but...

A network security breach (a hack, crack, or other invasion) occurs when unauthorized access to the network is achieved and havoc results. The best possible defense is an offensive strategy that allows you to regularly test your network to reveal the...

FreeBSD is by far the most popular version of BSDВ®, the legendary operating system that has contributed a great deal to every version of UnixВ® in use today (including Mac OSВ® X). Originally a community effort by the University of California at Berkeley, FreeBSD was aimed at making Unix a little friendlier and easier to...

Android continues to be one of the leading mobile OS and development platforms driving today's mobile innovations and the apps ecosystem. Android appears complex, but offers a variety of organized development kits to those coming into Android with differing programming language skill sets.

Android Recipes: A...

The implementation of a TMS solution is a highly complex and mission critical project. If executed correctly a good TMS can deliver a number of benefits to the organization in terms of optimization, greater efficiency, reduced errors and improved revenue through accurate invoicing. However a number of projects fail to realize these...