Computer Encryption

The police now have unparalleled power at their fingertips: surveillance technology. Seamless, persistent, even permanent surveillance is available - sometimes already deployed, sometimes waiting for the right excuse. Automatic license-plate readers allow police to amass a granular record of where people go, when, and for how long. Drones give police eyes - and possibly weapons - in the skies.

Since the introduction of multi-user computer systems, user authentication has primarily relied on the use of usernames and passwords. To strengthen the authentication process, Multi-Factor Authentication (MFA) requires the user to present multiple elements in different categories, or “factors,” as part of an authentication attempt. These factors are something you have, something you know, and something you are.

You may or may not be technologically inclined, but whichever way it floats your boat, this guide will show you what you can learn about blockchain technology. Some of the specific details that nobody tells you will come to light, as well as the opportunities this technology has created for, oh… I don’t know… bitcoin millionaires! Yes, we’ll talk about that too, and we will also mention how blockchain technology fits into that.

Based on insights gained from academic research, as well as interviews with UK-based security professionals from various sectors, The Psychology of Information Security describes how resolving conflicts between security compliance and human behavior explains the importance of careful risk management and how to align a security program with wider business objectives, providing methods and techniques to engage stakeholders and encourage buy-in.

America is at war, but most of its citizens don't know it. Covert information warfare is being waged by world powers, rogue states - such as Russia, China, Iran, and North Korea - and even terrorist groups like ISIS. This conflict has been designed to defeat and ultimately destroy the United States. This new type of warfare is part of the Information Age that has come to dominate our lives.

For more than a year, Washington Post reporter Robert O'Harrow has explored the threats proliferating in our digital universe. This audiobook is a compilation of that reporting. With chapters built around real people, including hackers, security researchers, and corporate executives, this book will help regular people, lawmakers, and businesses better understand the mind-bending challenge of keeping the Internet safe from hackers and security breaches - and all-out war.

Cybercrime is on the rise. Our information is more valuable and vulnerable than ever. It’s important to learn to protect ourselves from those who wish to exploit the technology we rely on daily. Cybercriminals want to steal your money and identity and spy on you.

In Ransomware Protection Playbook, computer security veteran and expert penetration tester Roger A. Grimes delivers an actionable blueprint for organizations seeking a robust defense against one of the most insidious and destructive IT threats currently in the wild. You'll learn about concrete steps you can take now to protect yourself or your organization from ransomware attacks.

The FY2025-2026 CISA International Strategic Plan outlines the Cybersecurity and Infrastructure Security Agency’s (CISA) approach to enhancing global cybersecurity and infrastructure resilience. Recognizing that threats do not respect borders, the plan aims to strengthen international partnerships to safeguard critical systems essential to U.S. national security and economic stability.

Intelligent Safety: How to Protect Your Connected Family from Big Cybercrime teaches how we can put our families' online safety on autopilot and regain our peace of mind. It provides families with the tools and knowledge they need to create a personalized, proactive defense against cybercriminals.

Cybersecurity incidents make the news with startling regularity. Each breach makes headlines, inspires panic, instigates lawsuits, and is then forgotten. The cycle of alarm and amnesia continues with the next attack, and the one after that. Cybersecurity expert Josephine Wolff argues that we shouldn't forget about these incidents, we should investigate their trajectory, from technology flaws to reparations for harm done to their impact on future security measures. We can learn valuable lessons in the aftermath of cybersecurity breaches.

The background noise of power grids working alongside water pipelines carrying liquid and trains moving along tracks represent the hidden heartbeat of modern civilization which supports our global connectedness. The vital systems supporting our economies and societies remain hidden from everyday view while they sustain both the simple and complex aspects of daily life. At the heart of this critical infrastructure lies a network of sophisticated control systems: SCADA–Supervisory Control and Data Acquisition.

Companies that can use technology wisely and well are booming, and companies that make bad or no technology choices collapse and disappear. The cloud, smart devices, and the ability to connect almost any object to the internet are an essential landscape to use but are also fraught with new risks and dangers of a magnitude never seen before. The bad actors are in on this, too, and it creates a real problem right now for every individual and business.

Go from cyber-insecure to cyber-savvy—outsmart cyber thieves with this comprehensive guide to a safe, fulfilling online experience—even if online safety is uncharted territory for you! Just 10 years ago, few people could probably envision a world where they could shop with their mobile phone, effortlessly connect their home and work computers, or access literally millions of apps with just one click. The upside of ubiquitous connectivity? Speed, practicality, efficiency. The downside? Data has become gold, and our “treasure” is sadly all too accessible to clever hackers and data thieves.

Ainda em 2009, Felipe Neto se tornou um fenômeno da internet no país. Seu conteúdo, agressivo mas bem-humorado, se direcionava inicialmente às tendências da época, mas logo se voltou também à política, em especial ao governo do Partido dos Trabalhadores (PT). No entanto, com o impeachment da ex-presidenta Dilma Rousseff, a crescente aproximação da extrema direita ao poder e o recrudescimento de discursos de ódio contra minorias, Felipe passou a questionar suas convicções.

Every day we hear new stories about people being attacked by cybercriminals. Companies being hacked and losing millions of people's personal details or being locked out of their systems and held to ransom.

If you want to avoid getting hacked, having your information spread, and risking financial loss, then pay attention.... Do you create tons of accounts you will never again visit? Does your password contain a sequence of numbers, such as “123456”? Do you automatically click all links and download all email attachments coming from your friends? This audiobook will show you just how incredibly lucky you are that nobody's hacked you before.

In simple and easy-to-understand language, this book provides you with the knowledge and tools to recognize and counteract cyber threats, helping you navigate the digital world with confidence and security.

Cybersecurity as a whole can be overwhelming for startup founders. Start-Up Secure breaks down the essentials so you can determine what is right for your start-up and your customers. You'll learn techniques, tools, and strategies that will ensure data security for yourself, your customers, your funders, and your employees. Pick and choose the suggestions that make the most sense for your situation-based on the solid information in this book.

Cybercrime is a massive 21st-century problem and small businesses face a huge hurdle to effectively protect themselves and their customers, compared to larger firms. Budgets are tight and not fully understanding the risks means that gaps can easily be left. This practical guide acts like a pocket cyber-security consultant, helping you build a layered cyber-security strategy using a mixture of free and paid-for services. Just because you are a small business, it doesn’t mean you need to be a victim of cybercrime.