RANSOMWARE DEFENDING AGAINST DIGITAL EXTORTION

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Ransomware

Author : Allan Liska
ISBN : 9781491967850
Genre : Computers
File Size : 74.77 MB
Format : PDF, ePub
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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 paid—and the pros and cons of paying Use methods to protect your organization’s workstations and servers
Category: Computers

Ntp Security

Author : Allan Liska
ISBN : 9781484224120
Genre : Computers
File Size : 85.77 MB
Format : PDF, ePub
Download : 389
Read : 614

Learn the risks associated with Network Time Protocol (NTP) security and how to minimize those risks while deploying and managing the protocol. You will be able to reduce the disruption of communication between servers on the network and the risk that the entire network will be taken offline. NTP Security: A Quick-Start Guide provides an understanding of how NTP is critical to modern networks and how it can be exploited. You will understand how an attacker can wreak havoc on an insecure network and guidance is provided to help you manage your system and make it more secure. What You Will Learn: Understand the vulnerabilities, flaws, and risks associated with the Network Time protocol (NTP) Analyze NTP traffic and configure NTP on servers and workstations in the network in a more secure manner Use practical solutions to secure NTP and build a robust infrastructure, such as bringing more capability inside the network and creating a smaller attack surface Determine the alternatives to NTP, including how to synchronize network clocks in other ways Who This Book Is For: System administrators, network engineers, and security analysts
Category: Computers

Preventing Digital Extortion

Author : Dhanya Thakkar
ISBN : 9781787125971
Genre : Computers
File Size : 67.16 MB
Format : PDF
Download : 327
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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

Preventing Ransomware

Author : Abhijit Mohanta
ISBN : 9781788625135
Genre : Computers
File Size : 38.6 MB
Format : PDF, ePub
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Your one-stop guide to know digital extortion and it's prevention. Key Features 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. Book Description 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. 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 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.
Category: Computers

Engineering Trustworthy Systems Get Cybersecurity Design Right The First Time

Author : O. Sami Saydjari
ISBN : 9781260118186
Genre : Computers
File Size : 80.63 MB
Format : PDF, ePub, Docs
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Cutting-edge cybersecurity solutions to defend against the most sophisticated attacks This professional guide shows, step by step, how to design and deploy highly secure systems on time and within budget. The book offers comprehensive examples, objectives, and best practices and shows how to build and maintain powerful, cost-effective cybersecurity systems. Readers will learn to think strategically, identify the highest priority risks, and apply advanced countermeasures that address the entire attack space. Engineering Trustworthy Systems: Get Cybersecurity Design Right the First Time showcases 35 years of practical engineering experience from an expert whose persuasive vision has advanced national cybersecurity policy and practices. Readers of this book will be prepared to navigate the tumultuous and uncertain future of cyberspace and move the cybersecurity discipline forward by adopting timeless engineering principles, including: •Defining the fundamental nature and full breadth of the cybersecurity problem•Adopting an essential perspective that considers attacks, failures, and attacker mindsets •Developing and implementing risk-mitigating, systems-based solutions•Transforming sound cybersecurity principles into effective architecture and evaluation strategies that holistically address the entire complex attack space
Category: Computers