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The biggest online threat to businesses and consumers today is ransomware, a category of malware that can encrypt your computer files until you pay a ransom to unlock them. With this practical book, you'll learn how easily ransomware infects your system and what steps you can take to stop the attack before it sets foot in the network. Security experts Allan Liska and Timothy Gallo explain how the success of these attacks has spawned not only several variants of ransomware, but also a litany of ever-changing ways they're delivered to targets. You'll learn pragmatic methods for responding quickly to a ransomware attack, as well as how to protect yourself from becoming infected in the first place. Learn how ransomware enters your system and encrypts your files Understand why ransomware use has grown, especially in recent years Examine the organizations behind ransomware and the victims they target Learn how wannabe hackers use Ransomware as a Service (RaaS) to launch campaigns Understand how ransom is paidand the pros and cons of paying Use methods to protect your organization's workstations and servers
Category: Computers. ISBN: 9781491967881

Preventing Ransomware

Your one-stop guide to know digital extortion and it's prevention. About This Book A complete guide to how ransomware works Build a security mechanism to prevent digital extortion. A practical approach to knowing about, and responding to, ransomware. Who This Book Is For This book is targeted towards security administrator, security analysts, or any stakeholders in the security sector who want to learn about the most trending malware in the current market: ransomware. What You Will Learn Understand malware types and malware techniques with examples Obtain a quick malware analysis Understand ransomware techniques, their distribution, and their payment mechanism Case studies of famous ransomware attacks Discover detection technologies for complex malware and ransomware Configure security software to protect against ransomware Handle ransomware infections In Detail Ransomware has turned out to be the most aggressive malware and has affected numerous organizations in the recent past. The current need is to have a defensive mechanism in place for workstations and servers under one organization. This book starts by explaining the basics of malware, specifically ransomware. The book provides some quick tips on malware analysis and how you can identify different kinds of malware. We will also take a look at different types of ransomware, and how it reaches your system, spreads in your organization, and hijacks your computer. We will then move on to how the ransom is paid and the negative effects of doing so. You will learn how to respond quickly to ransomware attacks and how to protect yourself. The book gives a brief overview of the internals of security software and Windows features that can be helpful in ransomware prevention for administrators. You will also look at practical use cases in each stage of the ransomware phenomenon. The book talks in detail about the latest ransomware attacks involving WannaCry, Petya, and BadRabbit. By the end of this book, you will have end-to-end knowledge of the trending malware in the tech industry at present. Style and approach The practical end to end guide which helps security administrators, security analysts, or any stakeholders in the security sector to learn about ransomware attack and its prevention.
Category: Computers. ISBN: 9781788620604

Cyberspace and Cybersecurity, Second Edition

Providing comprehensive coverage of cyberspace and cybersecurity, this textbook not only focuses on technologies but also explores human factors and organizational perspectives and emphasizes why asset identification should be the cornerstone of any information security strategy. Topics include addressing vulnerabilities, building a secure enterprise, blocking intrusions, ethical and legal issues, and business continuity. Updates include topics such as cyber risks in mobile telephony, steganography, cybersecurity as an added value, ransomware defense, review of recent cyber laws, new types of cybercrime, plus new chapters on digital currencies and encryption key management.
Category: Computers. ISBN: 9781138057715

Risks and Security of Internet and Systems

This book constitutes the revised selected papers from the 11th International Conference on Risk and Security of Internet and Systems, CRISIS 2016, held in Roscoff, France, in September 2016. The 17 full papers presented in this volume were carefully reviewed and selected from 24 submissions. They cover diverse research themes, ranging from classic topics, such as intrusion detection, applied cryptography, formal methods and methodology for risk and security analysis, to emerging issues, such as ransomware and security of software defined networking or virtualization techniques.  
Category: Computers. ISBN: 9783319548753

Preventing Digital Extortion

Learn the art of preventing digital extortion and securing confidential data About This Book Get acquainted with multiple cyber extortion attacks and techniques to mitigate them Learn how DDOS, Crypto Virus, and other cyber extortion techniques can infect your computers, smartphones, servers, and cloud A concise, fast-paced guide that develops your skills in protecting confidential data by leveraging widely used tools Who This Book Is For This book targets IT security managers, IT security engineers, security analysts, and professionals who are eager to avoid digital extortion for themselves or their organizations. They may have heard of such attacks but are not aware of their various types, techniques, and business impact. What You Will Learn Delve into the various types, stages, and economics of digital extortion Understand the science behind different attacks Understand the gravity of and mechanics behind ransomware and prevent and mitigate data breaches and financial losses Use effective tools to defend against ransomware Analyze attacks, the money flow, and cyber insurance processes Learn the art of preventing digital extortion and securing confidential data Get an idea of the future of extortion tactics and how technological advances will affect their development In Detail More and more cyber threats keep emerging every day, affecting organizations across the board, targeting the entire spectrum of the Internet. Digital--or cyber--extortion so far has come across as the most serious of such threats as it seeks to profit from criminal activity, akin to blackmail. Such extortion has been rising exponentially in the digital age and has become a huge illegal money-making business, affecting users and organizations ranging from small businesses to large enterprises. This is an insightful study spelling out in detail the ways and means employed by cyber criminals in targeting various devices and the multiple dangers such malicious activity embodies. Here will be found an overview of methods employed to impact and infect computers, smartphones, servers, and the IoT for cyber extortion. Then, it will move on to specific subjects in more detail, covering attacks such as DDoS-based extortion, cryptoviruses, and ransomware. You will learn how to prevent such attacks and eliminate them if you are compromised. This book will help you become a pro at securing your data and preventing your organization from paying a hefty ransom. Style and approach This step-by-step guide will start with the fundamentals of digital or cyber extortion and the various techniques used by hackers to demand ransom from an organization. It also focuses on types of ransomware and how it can infect your computer, mobile, cloud, server, and IOT. This practical guide will also explain how you can eliminate such attacks by leveraging various open source/commercial tools.
Category: Computers. ISBN: 9781787120365

Honeypot Frameworks and Their Applications: A New Framework

This book presents the latest research on honeypots and their applications. After introducing readers to the basic concepts of honeypots and common types, it reviews various honeypot frameworks such as web-server-based, client-based, shadow and artificially intelligent honeypots. In addition, it offers extensive information on the contribution of honeypots in some of the most popular malware research area such as DDoS, Worm, APT, forensics and Bot attacks. The book subsequently tackles the issue of honeypot countermeasures, shows many of the tricks often used by hackers to discover honeypots, and proposes a counter-countermeasure to help conceal them. It then puts forward a new framework that integrates various novel concepts, and which can feasibly be used for the detection of potential ransomware and bitcoin. As such, the book provides non-experts with a concise guide to honeypots, and will also benefit practitioners working on security systems.
Category: Computers. ISBN: 9789811077388

Gray Hat Hacking The Ethical Hacker's Handbook, Fourth Edition

Cutting-edge techniques for finding and fixing critical security flaws Fortify your network and avert digital catastrophe with proven strategies from a team of security experts. Completely updated and featuring 12 new chapters, Gray Hat Hacking: The Ethical Hacker's Handbook , Fourth Edition explains the enemy's current weapons, skills, and tactics and offers field-tested remedies, case studies, and ready-to-deploy testing labs. Find out how hackers gain access, overtake network devices, script and inject malicious code, and plunder Web applications and browsers. Android-based exploits, reverse engineering techniques, and cyber law are thoroughly covered in this state-of-the-art resource. Build and launch spoofing exploits with Ettercap and Evilgrade Induce error conditions and crash software using fuzzers Hack Cisco routers, switches, and network hardware Use advanced reverse engineering to exploit Windows and Linux software Bypass Windows Access Control and memory protection schemes Scan for flaws in Web applications using Fiddler and the x5 plugin Learn the use-after-free technique used in recent zero days Bypass Web authentication via MySQL type conversion and MD5 injection attacks Inject your shellcode into a browser's memory using the latest Heap Spray techniques Hijack Web browsers with Metasploit and the BeEF Injection Framework Neutralize ransomware before it takes control of your desktop Dissect Android malware with JEB and DAD decompilers Find one-day vulnerabilities with binary diffing
Category: Computers. ISBN: 9780071832380

Defensive Security Handbook

Despite the increase of high-profile hacks, record-breaking data leaks, and ransomware attacks, many organizations don't have the budget to establish or outsource an information security (InfoSec) program, forcing them to learn on the job. For companies obliged to improvise, this pragmatic guide provides a security-101 handbook with steps, tools, processes, and ideas to help you drive maximum-security improvement at little or no cost. Each chapter in this book provides step-by-step instructions for dealing with a specific issue, including breaches and disasters, compliance, network infrastructure and password management, vulnerability scanning, and penetration testing, among others. Network engineers, system administrators, and security professionals will learn tools and techniques to help improve security in sensible, manageable chunks. Learn fundamentals of starting or redesigning an InfoSec program Create a base set of policies, standards, and procedures Plan and design incident response, disaster recovery, compliance, and physical security Bolster Microsoft and Unix systems, network infrastructure, and password management Use segmentation practices and designs to compartmentalize your network Explore automated process and tools for vulnerability management Securely develop code to reduce exploitable errors Understand basic penetration testing concepts through purple teaming Delve into IDS, IPS, SOC, logging, and monitoring
Category: Computers. ISBN: 9781491960387

Cyber Threat Intelligence

This book provides readers with up-to-date research of emerging cyber threats and defensive mechanisms, which are timely and essential. It covers cyber threat intelligence concepts against a range of threat actors and threat tools (i.e. ransomware) in cutting-edge technologies, i.e., Internet of Things (IoT), Cloud computing and mobile devices. This book also provides the technical information on cyber-threat detection methods required for the researcher and digital forensics experts, in order to build intelligent automated systems to fight against advanced cybercrimes. The ever increasing number of cyber-attacks requires the cyber security and forensic specialists to detect, analyze and defend against the cyber threats in almost real-time, and with such a large number of attacks is not possible without deeply perusing the attack features and taking corresponding intelligent defensive actions this in essence defines cyber threat intelligence notion. However, such intelligence would not be possible without the aid of artificial intelligence, machine learning and advanced data mining techniques to collect, analyze, and interpret cyber-attack campaigns which is covered in this book. This book will focus on cutting-edge research from both academia and industry, with a particular emphasis on providing wider knowledge of the field, novelty of approaches, combination of tools and so forth to perceive reason, learn and act on a wide range of data collected from different cyber security and forensics solutions. This book introduces the notion of cyber threat intelligence and analytics and presents different attempts in utilizing machine learning and data mining techniques to create threat feeds for a range of consumers. Moreover, this book sheds light on existing and emerging trends in the field which could pave the way for future works. The inter-disciplinary nature of this book, makes it suitable for a wide range of audiences with  backgrounds in artificial intelligence, cyber security, forensics, big data and data mining, distributed systems and computer networks. This would include industry professionals, advanced-level students and researchers that work within these related fields.
Category: Computers. ISBN: 9783319739502

Network Defense and Countermeasures

Normal 0 false false false EN-US X-NONE X-NONE All you need to know about defending networks, in one book Clearly explains concepts, terminology, challenges, tools, and skills Covers key security standards and models for business and government The perfect introduction for all network/computer security professionals and students Welcome to today's most useful and practical introduction to defending modern networks. Drawing on decades of experience, Chuck Easttom brings together updated coverage of all the concepts, terminology, techniques, and solutions you'll need to be effective. Easttom thoroughly introduces the core technologies of modern network security, including firewalls, intrusion-detection systems, and VPNs. Next, he shows how encryption can be used to safeguard data as it moves across networks. You'll learn how to harden operating systems, defend against malware and network attacks, establish robust security policies, and assess network security using industry-leading standards and models. You'll also find thorough coverage of key issues such as physical security, forensics, and cyberterrorism. Throughout, Easttom blends theory and application, helping you understand both what to do and why . In every chapter, quizzes, exercises, projects, and web resources deepen your understanding and help you use what you've learnedin the classroom and in your career. Learn How To Evaluate key network risks and dangers Choose the right network security approach for your organization Anticipate and counter widespread network attacks, including those based on social engineering Successfully deploy and apply firewalls and intrusion detection systems Secure network communication with virtual private networks Protect data with cryptographic public/private key systems, digital signatures, and certificates Defend against malware, including ransomware, Trojan horses, and spyware Harden operating systems and keep their security up to date Define and implement security policies that reduce risk Explore leading security standards and models, including ISO and NIST standards Prepare for an investigation if your network has been attacked Understand the growing risks of espionage and cyberterrorism
Category: Computers. ISBN: 9780789759962
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