While you're reading this, a hacker could be prying andspying his way into your company's IT systems, sabotagingyour operations, stealing confidential information, shutting downyour Web site, or wreaking havoc in other diabolical ways.Hackers For Dummies helps you hack into a hacker'smindset and take security precautions to help you avoid a hackattack. It outlines computer hacker tricks and techniques you canuse to assess the security of your own information systems, findsecurity vulnerabilities, and fix them before malicious andcriminal hackers can exploit them. It covers: * Hacking methodology and researching public information to seewhat a hacker can quickly learn about your operations * Social engineering (how hackers manipulate employees to gaininformation and access), physical security, and passwordvulnerabilities * Network infrastructure, including port scanners, SNMP scanning,banner grabbing, scanning, and wireless LAN vulnerabilities * Operating systems, including Windows, Linux, and NovellNetWare * Application hacking, including malware (Trojan horses, viruses,worms, rootkits, logic bombs, and more), e-mail and instantmessaging, and Web applications * Tests, tools (commercial, shareware, and freeware), andtechniques that offer the most bang for your ethical hackingbuck With this guide you can develop and implement a comprehensivesecurity assessment plan, get essential support from management,test your system for vulnerabilities, take countermeasures, andprotect your network infrastructure. You discover how to beathackers at their own game, with: * A hacking toolkit, including War dialing software, passwordcracking software, network scanning software, network vulnerabilityassessment software, a network analyzer, a Web applicationassessment tool, and more * All kinds of countermeasures and ways to plug securityholes * A list of more than 100 security sites, tools, andresources Ethical hacking helps you fight hacking with hacking, pinpointsecurity flaws within your systems, and implement countermeasures.Complete with tons of screen shots, step-by-step instructions forsome countermeasures, and actual case studies from IT securityprofessionals, this is an invaluable guide, whether you're anInternet security professional, part of a penetration-testing team,or in charge of IT security for a large or small business.weiterlesen