検索キーワード： 暗号理論

Des mathématiques à la révolution numérique, Jacques Stern, père de la cryptologie française moderne, présente ici son parcours et sa discipline. "Si l'informatique est l'étude des processus qui permettent la manipulation, le stockage et la communication d'informations numériques, la cryptologie a pour objet de protéger ces processus contre un adversaire hostile en garantissant intégrité, authenticité et confidentialité des communications et des données. Ces fonctions sont cruciales pour sécuriser internet et protéger notre vie privée.

Here are the real-life stories of the visionaries who are rewiring the world through the new technology called blockchain. Through deep research and firsthand interviews, authors Sir John Hargrave and Evan Karnoupakis will take you on a pause-resisting journey with these dreamers as they disrupt the world.

From the latest applications of AI to blockchain-enabled business models to 5G networks, the most important technological innovations of the past year are reshaping the present and future of business. What should you and your company be doing now to take advantage of the new opportunities they are creating? The Year in Tech, 2021 will help you understand today's most essential thinking on these topics, what the latest tech innovations mean for your organization, and how you can use them to compete and win in the new landscape of business. 

Despite its reputation as a language only of spies and hackers, cryptography plays a critical role in our everyday lives. Though often invisible, it underpins the security of our mobile phone calls, credit card payments, web searches, internet messaging, and cryptocurrencies - in short, everything we do online.  

What is blockchain? What is Bitcoin? How can central banks be instrumental in guiding a nation's economy? What are the underlying causes of trade deficits? Do trade wars actually help the domestic economy? How has the behavior of millennials and Generation Z affected the global economy? Find out...

This audiobook is for small business owners. My goal is to get small business owners out of the mindset that cyber threats are too big for their business. This is never the right mindset to keep because an attack can and will happen to you if you don’t have the proper cyber security in place. You have to put protection methods in place to keep your business safe in today’s cyber world.

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.

A manual for the very first physical red team operation methodology, REDTEAMOPSEC. This audiobook teaches how to execute every stage of a physical red team operation from reconnaissance to team mobilization, to offensive strike, and exfiltration. Learn how to conduct a Physical Red Team Operation with precision, confidence, and value. Whether the listener will be hired at some point to penetrate security or simply trying to harden his or her own defenses, this audiobook is essential.

Investigating Cryptocurrencies is the first book to help corporate, law enforcement, and other investigators understand the technical concepts and the techniques for investigating crimes utilizing the blockchain and related digital currencies such as Bitcoin and Ethereum. Listen to this book to understand blockchain and transaction technologies, set up and run cryptocurrency accounts, identify users of cryptocurrencies, and more.

Cyber security is here to stay. Do you often wonder how cyber security applies to your everyday life, what’s at risk, and how can you specifically lock down your devices and digital trails to ensure you are now “hacked”? Our society has become saturated with internet-connected devices and trackers everywhere. From home routers to your mobile phones, most people are easily hacked if targeted. In this introductory audiobook, we will cover verified steps and tactics on how to increase the level of cyber security in an organization and as an individual.

Hacking the Hacker takes you inside the world of cybersecurity to show you what goes on behind the scenes, and introduces you to the men and women on the front lines of this technological arms race. Twenty-six of the world's top white hat hackers, security researchers, writers, and leaders describe what they do and why, with each profile preceded by a no-experience-necessary explanation of the relevant technology.  

Las primeras cuatro décadas del internet nos han proporcionado, entre otros avances, el correo electrónico, la "world wide web", las redes sociales, y el almacenamiento en la nube. Todo ello, nos ha permitido reducir los costes de investigar, colaborar, e intercambiar información y ha ocasionado la aparición de nuevos medios de comunicación y entretenimiento.

Crурtоgrарhу hаѕ a history dating back tо Wоrld Wаr II, whеn thеrе was a need to соmmunісаtе іn thе most ѕесurе mаnnеr. Since that time, an еvоlutіоn of thе same has оссurrеd, аnd іt hаѕ bесоmе digitalized whеrе dіffеrеnt еlеmеntѕ оf computer ѕсіеnсе аnd mathematical theory are bеіng utilized for purposes оf securing соmmunісаtіоnѕ, mоnеу, and іnfоrmаtіоn оnlіnе.

Este audiolibro es la guía esencial para principiantes para comprender la tecnología de blockchain, las criptomonedas, bitcoin y el futuro del dinero. En esta guía, discutiremos todo lo que hay que saber sobre las criptomonedas, su impacto en el futuro del dinero y el comercio, y lo más importante, cómo puede prepararse usted para la tecnología disruptiva que es el blockchain.

Blockchain technology could affect governance itself by supporting new organizational structures that promote more democratic and participatory decision making. Primavera De Filippi and Aaron Wright acknowledge this potential and urge the law to catch up. That is because disintermediation - a blockchain's greatest asset - subverts critical regulation. By cutting out middlemen, such as online operators and multinational corporations, blockchains run the risk of undermining the capacity of governmental authorities to supervise activities in banking, commerce, law, and other vital areas.

Acquire more knowledge on cryptocurrencies and position yourself on a platform that affords you more financial freedom, more opportunities to surpass your contemporaries, and more marketing strategies. Cryptocurrency is here to stay and with the many countless prospects it affords, it can only get better. The future is so bright that if you don’t know about it now, you will regret not knowing when you had the chance. Start exploring and learn how this innovation will help us progress in our fields of endeavors.

From the authors of the fascinating The Age of Cryptocurrency, comes the definitive work on the Internet’s next big thing: the blockchain. Many of the ‘legacy systems’ once designed to make our lives easier and our economy more efficient are no longer up to the task; big banks have grown...

In The Truth Machine, Michael J. Casey and Paul Vigna demystify the blockchain and explain why it can restore personal control over our data, assets, and identities; grant billions of excluded people access to the global economy; and shift the balance of power to revive society’s faith in itself. They reveal the disruption it promises for industries including finance, tech, legal, and shipping. 

Alles was du über Blockchain, Bitcoin, Smart Contracts und Kryptowährungen wissen musst. Bitcoin, Blockchain und Kryptowährungen hört man immer häufiger in den Nachrichten. Die wenigsten Menschen können etwas mit diesen Begriffen anfangen, obwohl wir vor der vielleicht größten technischen Revolution seit dem Internet stehen! Kryptowährungen einfach erklärt? Ja das geht! Wenn du wissen willst, WAS eine Blockchain ist, WIE sie funktioniert, WIE sie entstanden ist und WARUM diese Technologie so innovativ und revolutionär ist, dann ist dieses eBook genau richtig für dich. Zusätzlich erfährst du auch die Vor- und Nachteile der Blockchain und einige der unzähligen Verwendungsmöglichkeiten. Alles erklärt anhand von bildlichen Beispielen und ohne zu tief ins technische Fachwissen zu tauchen. Wir klären auch, was Kryptowährungen sind und welche Investitionsmöglichkeiten es für Bitcoin und Co gibt.

If you’d like to know what blockchain systems are all about, this is the audiobook for you! This audiobook is a thorough introduction to the world of blockchain. It’s easy to follow and covers everything from the basics of blockchain to using blockchain technologies in your business. Whether recording important transactions, the exchange of legal documents, authorizations, or more, blockchain technology is an entirely new way to maintain secure records.