"Web Security, Privacy & Commerce" cuts through the hype and the front page stories. It tells readers what the real risks are and explains how to minimize them. Whether a casual (but concerned) Web surfer or a system administrator responsible for the security of a critical Web server, this book will tells users what they need to know.
Fifty years after Orwell's vision of a totalitarian state, concerns about privacy have evolved in the face of modern technology. While the era of a singular "Big Brother" may have passed, new threats to personal privacy are emerging. In the early 21st century, advancements in technology pose unprecedented risks to our civil rights. Direct marketers and retailers meticulously track our purchases, surveillance cameras monitor our movements, and mobile phones may soon disclose our locations to those seeking to track us. Government eavesdroppers invade private communications, while misused medical records can turn against us. Linked databases create detailed consumer profiles that predict and manipulate our behavior, putting our fundamental right to privacy in jeopardy. Simson Garfinkel, a journalist and expert in computer security, explores these invasive technologies and their implications in this updated edition. His compelling narrative examines the serious threats to privacy we face today, raising an urgent question: how can we safeguard our rights to privacy, identity, and autonomy in an age where technological intrusion is easier than ever? Garfinkel's engaging blend of journalism and futurism serves as a powerful call to action, urging us to protect our privacy and identity before it's too late.
This guide explains the threats, system vulnerabilities, and countermeasures that can be adopted to protect a UNIX system, network and Internet connection. It covers both host and network security, and also contains information on Internet security, including new security tools and approaches.
Pretty Good Privacy, or "PGP", is an encryption program widely available on the Internet. The program runs on MS-DOS, UNIX, and the Mac. PGP: Pretty Good Privacy offers both a readable technical user's guide and a fascinating behind-the-scenes look at cryptography and privacy, explaining how to get PGP from publicly available sources and how to install it on various platforms.
Applications developers will find step-by-step instruction for using Cocoa to build a series of graphics applications for Mac OS X in this tutorial featuring extended examples written in Objective-C. Following material on Cocoa, the Aqua interface, and Interface builder, the bulk of the book provides instructions for building a four-function calculator, a multiple-document, multiprocess application, and a multithreaded, mouse-tracking application. Familiarity with programming in general and with the ANSI C language is assumed. Annotation copyrighted by Book News, Inc., Portland, OR.
Rozmach Internetu v posledních letech překonal očekávání, přičemž stále více firem jej využívá jako informační dálnici pro důležitá data. S tímto rozvojem se objevuje problém zabezpečení, na který reaguje populární freewarový produkt PGP (Pretty Good Privacy), šifrovací program schopný kódovat soubory a elektronickou poštu tak, že je téměř neprolomitelný. Kniha renomovaného internetového experta Simsona Garfinkela slouží jako uživatelská příručka k PGP a zároveň nabízí fascinující pohled na kryptografii a ochranu dat na Internetu. Je určena nejen profesionálům v oblasti Internetu a intranetu, ale také studentům, nadšencům a podnikovým manažerům. První část knihy seznamuje čtenáře se základy kryptografie a bezpečnosti. Druhá část se zaměřuje na historii PGP, včetně osobností a právních bitev, a diskutuje aktuální otázky ochrany soukromí versus vládní restrikce, které se dotýkají i našich zemí. Třetí část se věnuje praktickému použití PGP: jak chránit soubory a poštu, vytvářet klíče, elektronicky podepisovat zprávy a distribuovat klíče. Dodatky obsahují informace o instalaci PGP na různých platformách, glosář, bibliografii a referenční kartu příkazů a konfiguračních voleb.