Ebook network security illustrated phần 2

... Chapter 12 2 12 3 12 4 12 4 12 5 12 5 12 6 12 8 12 8 12 8 13 0 13 2 13 3 13 3 13 8 13 9 14 1 14 1 14 1 14 1 14 2 14 2 14 3 14 3 14 4 14 7 14 8 Windows Security 14 9 Windows Local Security Security Identifiers ... Chapter 11 16 6 16 9 17 1 17 2 19 2 19 3 19 4 19 5 19 6 19 6 19 6 19 8 200 2 01 203 204 205 206 207 208 209 210 211 Web Server Secur...

Ngày tải lên: 13/08/2014, 15:21

... 8 02. 11b A very popular wireless networking standard that operates at 11Mbps and allows roaming computers to connect to a local area network Wireless Access Point (WAP) An 8 02. 11b wireless network ... wide access is probably the worst security breach you could have 23 24 Chapter Disgruntled Employees Disgruntled employees are the most dangerous—and most likely security problem of...

Ngày tải lên: 13/08/2014, 15:21

... computer security People are the most likely breach in any security environment, including secure networks Most breaches are completely accidental; few people actually set out to sabotage network security ... stay in the security loop Updating the Security Policy So, you’ve outlined your security requirements, derived a security policy, refined elements of policy, separated th...

Ngày tải lên: 13/08/2014, 15:21

... attached to your network, a weakness in their home computer security is a weakness in your network security Be especially vigilant about laptops—they travel from network to network and easily ... good measure of security and prevents conflicts with other networks using the same address block Private networks should always use these ranges for their internal networking and use Ne...

Ngày tải lên: 13/08/2014, 15:21

... and Linux Network Servers by Craig Hunt (Sybex, 2002) Border Security Border security is an extremely important measure for preventing hacking Border security is covered in Chapter 5, and you ... Physical Security Physical security is the set of security measures that don’t apply to computers specifically, like locks on doors, security guards, and video surveillance Without p...

Ngày tải lên: 13/08/2014, 15:21

... storage on your system Windows Network Security Windows network security is based on a few principle services: ◆ Active Directory ◆ Kerberos ◆ Group Policy ◆ Share security ◆ IPSec All of these ... controllers in the domain 165 166 Chapter 10 Share Security shares Constructs used by the server service to determine how users should be able to access folders across the network Sha...

Ngày tải lên: 13/08/2014, 15:21

... Chapter 12 Unix Network Security In This Chapter ◆ ◆ This chapter covers the major contemporary Unix network security mechanisms There are a number of obsolete Unix protocols and security mechanisms ... account in the network) or pervasive network security Security accounts are valid only on individual machines, machines not “trust” other machines’ accounts per se, and every n...

Ngày tải lên: 13/08/2014, 15:21

... sharing and the Microsoft networking client in the Network Control Panel and block ports 135, 137, 1 38, 139, and 445 from entering or leaving the web server Web Server Security 223 Most administrators ... virtual host should deliver a specific page request 2 28 Chapter 13 Use User-Based Security Apache user-based security, like most secure network services in Unix, uses its own u...

Ngày tải lên: 13/08/2014, 15:21

... Questions Chapter 1 What is security? Answer: Security is the sum of all measures taken to prevent loss of any kind What is the most common reason security measures fail? Answer: Security measures fail ... purpose of a security policy? Answer: A security policy describes security rules for your computer systems and defends against all known threats What is the first step in devel...

Ngày tải lên: 13/08/2014, 15:21

... 294 remote security backups and archiving, 106 107 data protection and reliability, 106 logon in Unix, 193 problems, 102 103 protection, 103 107 protection against remote users, 107 108 removable ... 93–94, 275, 291 LANs (local area networks) See local area networks (LANs) laptop computers, 98 backups and archiving, 106 107 as security threat, 275 theft, 102 103 , 131 Layer Tunneli...

Ngày tải lên: 13/08/2014, 15:21

... Pawan K Bhardwaj Beijing • Cambridge • Farnham • Köln • Paris • Sebastopol • Taipei • Tokyo A+ , Network+, Security+ Exams in a Nutshell by Pawan K Bhardwaj Copyright © 2007 Pawan K Bhardwaj All ... Safety and Environmental Issues Communications and Professionalism 18 50 65 11 1 12 9 14 9 16 5 17 2 Prep and Practice for the A+ Essentials Exam 18 1 Preparing for the A+ Es...

Ngày tải lên: 09/08/2014, 07:20

... that data will be available even when a system crashes or in the event of a disaster As a technician, you must be aware of the software or built-in utilities available for data backups Data can ... should not take chances and always plan to back up at least user data files before starting the installation Performing the upgrade Performing an upgrade install is fairly simple compared to...

Ngày tải lên: 09/08/2014, 07:20

... • Material Safety Data Sheets should be on hand and consulted for proper handling, usage, transportation, and storage of hazardous materials Safety and Environmental Issues | 165 A+ Essentials ... usage, its potential hazards, and methods for its safe disposal In the United States, the Occupational Safety and Health Administration (OSHA) requires that every hazardous material be accompanie...

Ngày tải lên: 09/08/2014, 07:20