CCNA Security Offcial Exam Certification Guide is an excellent self-study resource for the Cisco IINS (640-553) exam. Passing the IINS exam validates the knowledge and skills required to successfully secure Cisco network devices.

Gaining certification in Cisco technology is key to the continuing educational development of today’s networking professional. Through certification programs, Cisco validates the skills and expertise required to effectively manage the modern enterprise network. Cisco Press exam certification guides and preparation materials offer exceptional —and flexible—access to the knowledge and information required to stay current in your field of expertise or to gain new skills. Whether used as a supplement to more traditional training or as a primary source of learning, these materials offer users the information and knowledge validation required to gain new understanding and proficiencies.

Developed in conjunction with the Cisco certifications and training team, Cisco Press books are the only self-study books authorized by Cisco, and they offer students a series of exam practice tools and resource materials to help ensure that learners fully grasp the concepts and information presented.

Additional authorized Cisco instructor-led courses, e-learning, labs, and simulations are available exclusively from Cisco Learning Solutions Partners worldwide. To learn more, visit

Training From Cisco Learning Partners - Training Resources - Cisco Systems

I hope that you find these materials to be an enriching and useful part of your exam preparation.

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