Cisco ASA, PIX, and FWSM Firewall Handbook


Book Description

Cisco ASA, PIX, and FWSM Firewall Handbook, Second Edition, is a guide for the most commonly implemented features of the popular Cisco® firewall security solutions. Fully updated to cover the latest firewall releases, this book helps you to quickly and easily configure, integrate, and manage the entire suite of Cisco firewall products, including ASA, PIX®, and the Catalyst® Firewall Services Module (FWSM). Organized by families of features, this book helps you get up to speed quickly and efficiently on topics such as file management, building connectivity, controlling access, firewall management, increasing availability with failover, load balancing, logging, and verifying operation. Sections are marked by shaded tabs for quick reference, and information on each feature is presented in a concise format, with background, configuration, and example components. Whether you are looking for an introduction to the latest ASA, PIX, and FWSM devices or a complete reference for making the most out of your Cisco firewall deployments, Cisco ASA, PIX, and FWSM Firewall Handbook, Second Edition, helps you achieve maximum protection of your network resources. “Many books on network security and firewalls settle for a discussion focused primarily on concepts and theory. This book, however, goes well beyond these topics. It covers in tremendous detail the information every network and security administrator needs to know when configuring and managing market-leading firewall products from Cisco.” —Jason Nolet, Vice President of Engineering, Security Technology Group, Cisco David Hucaby, CCIE® No. 4594, is a lead network engineer for the University of Kentucky, where he works with health-care networks based on the Cisco Catalyst, ASA, FWSM, and VPN product lines. He was one of the beta reviewers of the ASA 8.0 operating system software. Learn about the various firewall models, user interfaces, feature sets, and configuration methods Understand how a Cisco firewall inspects traffic Configure firewall interfaces, routing, IP addressing services, and IP multicast support Maintain security contexts and flash and configuration files, manage users, and monitor firewalls with SNMP Authenticate, authorize, and maintain accounting records for firewall users Control access through the firewall by implementing transparent and routed firewall modes, address translation, and traffic shunning Define security policies that identify and act on various types of traffic with the Modular Policy Framework Increase firewall availability with firewall failover operation Understand how firewall load balancing works Generate firewall activity logs and learn how to analyze the contents of the log Verify firewall operation and connectivity and observe data passing through a firewall Configure Security Services Modules, such as the Content Security Control (CSC) module and the Advanced Inspection Processor (AIP) module This security book is part of the Cisco Press® Networking Technology Series. Security titles from Cisco Press help networking professionals secure critical data and resources, prevent and mitigate network attacks, and build end-to-end self-defending networks. Category: Networking: Security Covers: Cisco ASA 8.0, PIX 6.3, and FWSM 3.2 version firewalls




Cisco ASA and PIX Firewall Handbook


Book Description

The complete guide to the most popular Cisco PIX, ASA, FWSM, and IOS firewall security features Learn about the various firewall models, user interfaces, feature sets, and configuration methods Understand how a Cisco firewall inspects traffic Configure firewall interfaces, routing, IP addressing services, and IP multicast support Maintain security contexts and Flash and configuration files, manage users, and monitor firewalls with SNMP Authenticate, authorize, and maintain accounting records for firewall users Control access through the firewall by implementing transparent and routed firewall modes, address translation, traffic filtering, user authentication, content filtering, application inspection, and traffic shunning Increase firewall availability with firewall failover operation Understand how firewall load balancing works Generate firewall activity logs and learn how to analyze the contents of the log Verify firewall operation and connectivity and observe data passing through a firewall Control access and manage activity on the Cisco IOS firewall Configure a Cisco firewall to act as an IDS sensor Every organization has data, facilities, and workflow processes that are critical to their success. As more organizations make greater use of the Internet, defending against network attacks becomes crucial for businesses. Productivity gains and returns on company investments are at risk if the network is not properly defended. Firewalls have emerged as the essential foundation component in any network security architecture. Cisco ASA and PIX Firewall Handbookis a guide for the most commonly implemented features of the popular Cisco Systems firewall security solutions. This is the first book to cover the revolutionary Cisco ASA and PIX version 7 security appliances. This book will help you quickly and easily configure, integrate, and manage the entire suite of Cisco firewall products, including Cisco ASA, PIX version 7 and 6.3, the Cisco IOS router firewall, and the Catalyst Firewall Services Module (FWSM). Organized by families of features, this book helps you get up to speed quickly and efficiently on topics such as file management, building connectivity, controlling access, firewall management, increasing availability with failover, load balancing, logging, and verifying operation. Shaded thumbtabs mark each section for quick reference and each section provides information in a concise format, with background, configuration, and example components. Each section also has a quick reference table of commands that you can use to troubleshoot or display information about the features presented. Appendixes present lists of well-known IP protocol numbers, ICMP message types, and IP port numbers that are supported in firewall configuration commands and provide a quick reference to the many logging messages that can be generated from a Cisco PIX, ASA, FWSM, or IOS firewall. Whether you are looking for an introduction to the firewall features of the new ASA security appliance, a guide to configuring firewalls with the new Cisco PIX version 7 operating system, or a complete reference for making the most out of your Cisco ASA, PIX, IOS, and FWSM firewall deployments, Cisco ASA and PIX Firewall Handbook helps you achieve maximum protection of your network resources. "Many books on network security and firewalls settle for a discussion focused primarily on concepts and theory. This book, however, goes well beyond these topics. It covers in tremendous detail the information every network and security administrator needs to know when co







Cisco ASA Configuration


Book Description

"Richard Deal's gift of making difficult technology concepts understandable has remained constant. Whether it is presenting to a room of information technology professionals or writing books, Richard's communication skills are unsurpassed. As information technology professionals we are faced with overcoming challenges every day...Cisco ASA Configuration is a great reference and tool for answering our challenges." --From the Foreword by Steve Marcinek (CCIE 7225), Systems Engineer, Cisco Systems A hands-on guide to implementing Cisco ASA Configure and maintain a Cisco ASA platform to meet the requirements of your security policy. Cisco ASA Configuration shows you how to control traffic in the corporate network and protect it from internal and external threats. This comprehensive resource covers the latest features available in Cisco ASA version 8.0, and includes detailed examples of complex configurations and troubleshooting. Implement and manage Cisco's powerful, multifunction network adaptive security appliance with help from this definitive guide. Configure Cisco ASA using the command-line interface (CLI) and Adaptive Security Device Manager (ASDM) Control traffic through the appliance with access control lists (ACLs) and object groups Filter Java, ActiveX, and web content Authenticate and authorize connections using Cut-through Proxy (CTP) Use Modular Policy Framework (MPF) to configure security appliance features Perform protocol and application inspection Enable IPSec site-to-site and remote access connections Configure WebVPN components for SSL VPN access Implement advanced features, including the transparent firewall, security contexts, and failover Detect and prevent network attacks Prepare and manage the AIP-SSM and CSC-SSM cards




Cisco ASA, PIX, and FWSM Firewall Handbook


Book Description

The complete guide to the most popular Cisco ASA, PIX, and FWSM firewall security features.




Cisco Firewalls


Book Description

Cisco Firewalls Concepts, design and deployment for Cisco Stateful Firewall solutions ¿ “ In this book, Alexandre proposes a totally different approach to the important subject of firewalls: Instead of just presenting configuration models, he uses a set of carefully crafted examples to illustrate the theory in action.¿A must read!” —Luc Billot, Security Consulting Engineer at Cisco ¿ Cisco Firewalls thoroughly explains each of the leading Cisco firewall products, features, and solutions, and shows how they can add value to any network security design or operation. The author tightly links theory with practice, demonstrating how to integrate Cisco firewalls into highly secure, self-defending networks. Cisco Firewalls shows you how to deploy Cisco firewalls as an essential component of every network infrastructure. The book takes the unique approach of illustrating complex configuration concepts through step-by-step examples that demonstrate the theory in action. This is the first book with detailed coverage of firewalling Unified Communications systems, network virtualization architectures, and environments that include virtual machines. The author also presents indispensable information about integrating firewalls with other security elements such as IPS, VPNs, and load balancers; as well as a complete introduction to firewalling IPv6 networks. Cisco Firewalls will be an indispensable resource for engineers and architects designing and implementing firewalls; security administrators, operators, and support professionals; and anyone preparing for the CCNA Security, CCNP Security, or CCIE Security certification exams. ¿ Alexandre Matos da Silva Pires de Moraes, CCIE No. 6063, has worked as a Systems Engineer for Cisco Brazil since 1998 in projects that involve not only Security and VPN technologies but also Routing Protocol and Campus Design, IP Multicast Routing, and MPLS Networks Design. He coordinated a team of Security engineers in Brazil and holds the CISSP, CCSP, and three CCIE certifications (Routing/Switching, Security, and Service Provider). A frequent speaker at Cisco Live, he holds a degree in electronic engineering from the Instituto Tecnológico de Aeronáutica (ITA – Brazil). ¿ ·¿¿¿¿¿¿¿ Create advanced security designs utilizing the entire Cisco firewall product family ·¿¿¿¿¿¿¿ Choose the right firewalls based on your performance requirements ·¿¿¿¿¿¿¿ Learn firewall¿ configuration fundamentals and master the tools that provide insight about firewall operations ·¿¿¿¿¿¿¿ Properly insert firewalls in your network’s topology using Layer 3 or Layer 2 connectivity ·¿¿¿¿¿¿¿ Use Cisco firewalls as part of a robust, secure virtualization architecture ·¿¿¿¿¿¿¿ Deploy Cisco ASA firewalls with or without NAT ·¿¿¿¿¿¿¿ Take full advantage of the classic IOS firewall feature set (CBAC) ·¿¿¿¿¿¿¿ Implement flexible security policies with the Zone Policy Firewall (ZPF) ·¿¿¿¿¿¿¿ Strengthen stateful inspection with antispoofing, TCP normalization, connection limiting, and IP fragmentation handling ·¿¿¿¿¿¿¿ Use application-layer inspection capabilities built into Cisco firewalls ·¿¿¿¿¿¿¿ Inspect IP voice protocols, including SCCP, H.323, SIP, and MGCP ·¿¿¿¿¿¿¿ Utilize identity to provide user-based stateful functionality ·¿¿¿¿¿¿¿ Understand how multicast traffic is handled through firewalls ·¿¿¿¿¿¿¿ Use firewalls to protect your IPv6 deployments ¿ This security book is part of the Cisco Press Networking Technology Series. Security titles from Cisco Press help networking professionals secure critical data and resources, prevent and mitigate network attacks, and build end-to-end, self-defending networks.




Cisco ASA Firewall Fundamentals - 3rd Edition


Book Description

Covers the most important and common configuration scenarios and features which will put you on track to start implementing ASA firewalls right away.




Cisco Network Security Troubleshooting Handbook


Book Description

Helping users efficiently analyze current and potential network security problems and identifying viable solutions, this reference is organized in a modular fashion so readers can flip directly to the needed information. Case studies serve to illustrate how problems are resolved in the real world.




Cisco Firepower Threat Defense (FTD)


Book Description

The authoritative visual guide to Cisco Firepower Threat Defense (FTD) This is the definitive guide to best practices and advanced troubleshooting techniques for the Cisco flagship Firepower Threat Defense (FTD) system running on Cisco ASA platforms, Cisco Firepower security appliances, Firepower eXtensible Operating System (FXOS), and VMware virtual appliances. Senior Cisco engineer Nazmul Rajib draws on unsurpassed experience supporting and training Cisco Firepower engineers worldwide, and presenting detailed knowledge of Cisco Firepower deployment, tuning, and troubleshooting. Writing for cybersecurity consultants, service providers, channel partners, and enterprise or government security professionals, he shows how to deploy the Cisco Firepower next-generation security technologies to protect your network from potential cyber threats, and how to use Firepower’s robust command-line tools to investigate a wide variety of technical issues. Each consistently organized chapter contains definitions of keywords, operational flowcharts, architectural diagrams, best practices, configuration steps (with detailed screenshots), verification tools, troubleshooting techniques, and FAQs drawn directly from issues raised by Cisco customers at the Global Technical Assistance Center (TAC). Covering key Firepower materials on the CCNA Security, CCNP Security, and CCIE Security exams, this guide also includes end-of-chapter quizzes to help candidates prepare. · Understand the operational architecture of the Cisco Firepower NGFW, NGIPS, and AMP technologies · Deploy FTD on ASA platform and Firepower appliance running FXOS · Configure and troubleshoot Firepower Management Center (FMC) · Plan and deploy FMC and FTD on VMware virtual appliance · Design and implement the Firepower management network on FMC and FTD · Understand and apply Firepower licenses, and register FTD with FMC · Deploy FTD in Routed, Transparent, Inline, Inline Tap, and Passive Modes · Manage traffic flow with detect-only, block, trust, and bypass operations · Implement rate limiting and analyze quality of service (QoS) · Blacklist suspicious IP addresses via Security Intelligence · Block DNS queries to the malicious domains · Filter URLs based on category, risk, and reputation · Discover a network and implement application visibility and control (AVC) · Control file transfers and block malicious files using advanced malware protection (AMP) · Halt cyber attacks using Snort-based intrusion rule · Masquerade an internal host’s original IP address using Network Address Translation (NAT) · Capture traffic and obtain troubleshooting files for advanced analysis · Use command-line tools to identify status, trace packet flows, analyze logs, and debug messages




Firewall Policies and VPN Configurations


Book Description

A firewall is as good as its policies and the security of its VPN connections. The latest generation of firewalls offers a dizzying array of powerful options; they key to success is to write concise policies that provide the appropriate level of access while maximizing security. This book covers the leading firewall products: Cisco PIX, Check Point NGX, Microsoft ISA Server, Juniper's NetScreen Firewall, and SonicWall. It describes in plain English what features can be controlled by a policy, and walks the reader through the steps for writing the policy to fit the objective. Because of their vulnerability and their complexity, VPN policies are covered in more depth with numerous tips for troubleshooting remote connections.· The only book that focuses on creating policies that apply to multiple products.· Included is a bonus chapter on using Ethereal, the most popular protocol analyzer, to monitor and analyze network traffic.· Shows what features can be controlled by a policy, and walks you through the steps for writing the policy to fit the objective at hand