ip telephony security in depth

... only individuals external to the network who are solely interested in gaining access to the network to either deface a web page or disrupt operations Increasingly, attackers are individuals within ... security policy, including: I Computer technology purchasing guidelines that specify required, or preferred, security features These should supplement existing purchasing policies and guidelines ... Monitoring the network Testing the security of the network Improving the security of the network During the first phase of the Security Wheel, security solutions are implemented This process involves...

Ngày tải lên: 14/08/2014, 04:21

Ngày tải lên: 24/11/2014, 03:27

... them using a scripting language such as VBScript or Javascript This type of scripting is then subject to the security mechanisms present in the browser In addition, it is also possible in Word, ... deleting, modifying, or extracting a user’s files; changing a a user’s security posture by changing key values within the registry; inserting and executing an external, malicious program In addition, ... while viewing the presentation in Slide Show mode The second method for including hyperlinks in Figure 2.4.c: Inserting Hyperlink Into Presentation Microsoft Office 97 Executable Content Security...

Ngày tải lên: 26/10/2013, 23:15

... Introduction for the security     The attacks       Networks and exchanges of data Computer security The risks Social Engineering Categories of attacks Parades for the attacks The security ... define the global perimeter Gain of the productivity Gain of the time Communications most effectives Distribution of the information is better The interconnection for all these networks use Internet ... between Internet and the company's network open a large way with a lot of persons They can use this solution and they obtain a lot of services But Inside an Intranet we find a lot of data and information...

Ngày tải lên: 09/12/2013, 17:22

... a list Blue Links: Links to external websites Teal Links: Links to Windows Guides and Windows Forums Green Links: Links to other sections within this book Security 101 Many terms in this handbook ... deleted Avoid clicking links inside pop-up windows If you are offered antimalware programs while browsing, don’t install them Stick with the software I outline in this handbook By following these rules, ... computer against online threats by using WOT as your front-line layer of protection when browsing or searching in unfamiliar territory WOT’s color-coded icons show you ratings for 21 million PC Security...

Ngày tải lên: 22/02/2014, 00:20

... Watermarking 126 Changsheng Xu, Institute for Infocomm Research, Singapore Qi Tian, Institute for Infocomm Research, Singapore Chapter V Design Principles for Active Audio and Video Fingerprinting ... customer identification watermarks are called active fingerprinting Whenever we write fingerprinting in this chapter, we mean active fingerprinting In Chapters VI and VII, the media content authentication ... the watermarking definition, concept and the main contributions in this field The chapter consists of four main sections Copyright © 2005, Idea Group Inc Copying or distributing in print or electronic...

Ngày tải lên: 07/03/2014, 11:20

... very expensive and involved undertaking Facebook, Twitter and LinkedIn spam hoaxes Whether you use Facebook, Twitter, LinkedIn or any online site for social networking, online banking or day-to-day ... networking sites can be valuable sales and marketing tools, as well as fun diversions Inherent in these applications are security risks that can put the individual or a company in a compromising ... pet?” By providing the personal information asked in these Facebook questionnaires, you may unwittingly be providing an easy channel for identity theft Is it worth compromising your online bank account...

Ngày tải lên: 14/03/2014, 22:20

... generating “win-win” solutions to addressing poverty and food insecurity as well as environmental issues In terms of private benefits to farmers, by increasing and conserving natural capital – including ... Xiaoyun and N.H Ravindranath 2002 “The role of sustainable agriculture and renewable resource management in reducing greenhouse-gas emissions and increasing sinks in China and India.” Phil Trans ... conventional tillage systems in Latin America, Africa and Asia; Hine and Pretty (2008) – which is by far the largest study examining sustainable agriculture initiatives in developing countries – compile...

Ngày tải lên: 17/03/2014, 15:20

... Enhanced Integration of IP Security Can Assist in Data Protection IP Security a means of authenticating the sender and encrypting the transmitted data—is better integrated into IPv6 than it was in IPv4 ... government’s interest in IPv6 resulted in an effort by the China Education and Research Network Information Center to establish an IPv6 network linking 25 universities in 20 cities across China In addition, ... the Internet DOD has made progress in developing a business case, policies, timelines, and processes for transitioning to IPv6 Despite these efforts, challenges remain, including finalizing plans,...

Ngày tải lên: 23/03/2014, 03:20

... the problem could be on Router4: Router4# 6d23h: IP: 6d23h: IP: 6d23h: IP: 6d23h: IP: 6d23h: IP: 6d23h: IP: 6d23h: IP: 6d23h: IP: 6d23h: IP: 6d23h: IP: s=12.0.0.1 s=34.0.0.4 s=12.0.0.1 s=34.0.0.4 ... 12.0.0.1 We then have: 1w0d: 1w0d: 1w0d: 1w0d: 1w0d: 1w0d: 1w0d: 1w0d: 1w0d: 1w0d: IP: IP: IP: IP: IP: IP: IP: IP: IP: IP: s=12.0.0.1 s=34.0.0.4 s=12.0.0.1 s=34.0.0.4 s=12.0.0.1 s=34.0.0.4 s=12.0.0.1 ... Using the Debug Command 16 Related Information 18 i Understanding the Ping and Traceroute Commands Introduction The Ping Command Why Can't I Ping? Routing Issue Interface...

Ngày tải lên: 13/11/2012, 11:22

... Momentum investing Momentum investors attempt to follow buying or selling binges for individual stocks, regardless of the economic rationale behind the price move Paired trading Paired trading investors ... operates independently of the investment banking and trading departments in other words, it is surrounded by an imaginary Chinese wall Only in this manner can 20 THE INVESTING ENVIRONMENT institutional ... maintaining the firm’s credibility with buy-side institutions and investment banking clients A security analyst’s job requirements include: Writing research reports on specific companies Reviewing...

Ngày tải lên: 07/12/2012, 14:43

... sending part of the pending state is copied into the sending part of the operating state party B (server or client) Chan ge Ci pher S pec the receiving part of the pending state is copied into ... encrypted by the client – initialization vectors • an IV is maintained for each encryption key if CBC mode is used • initialized by the SSL Handshake Protocol • final ciphertext block from each ... Netscape Navigator and MS Internet Explorer) and web servers and widely used on the Internet  SSL v3.0 was specified in an Internet Draft (1996)  it evolved into TLS specified in RFC 2246  TLS can...

Ngày tải lên: 08/07/2013, 01:27

... for single-instance, relatively light duty cycle applications instead of multitenant, in- depth application development As a result it is very common in security audits to finding scripting attacks ... Computing security platforms today is a unified protocol stack that can integrate access management, administration, provisioning, and Web Services into a single, unified platform Integrating together ... Computing platform in the coming years Organizations are in fact taking the necessary steps to protect their information assets online despite claims of perfect security on Cloud Computing providers’...

Ngày tải lên: 31/07/2013, 09:43

... extern extern int int int int int int Arith_max(int x, int Arith_min(int x, int Arith_div(int x, int Arith_mod(int x, int Arith_ceiling(int x, Arith_floor (int x, y); y); y); y); int y); int y); declares ... objectoriented programming languages, including C++ The principles of interface design illustrated in this book apply equally well to object-oriented languages Rewriting the ADTs in this book in C++, for ... ¢arith.c²≡ #include "arith.h" ¢arith.c functions 19² ¢arith.c functions 19²≡ int Arith_max(int x, int y) { return x > y ? x : y; } int Arith_min(int x, int y) { return x > y ? y : x; } In addition...

Ngày tải lên: 04/09/2013, 22:04

... storing the file in a secure network folder can provide better protection The Security Policies and Settings in the 2007 Office System” article provides detailed coverage of the security settings ... a potential security concern Figure 8-2 Security warning in the message bar You trust the data source, and you would like to work with the pivot table file without seeing the warnings This problem ... you created the workbook in an older version of Excel, you may be using the workbook in Compatibility mode Or, if you’re sending the workbook to others who are working in an older version of Excel,...

Ngày tải lên: 09/10/2013, 12:20

... spray paint drips Invert the file and then use the Lasso tool to draw a rough selection that contains one entire drip Adding a paint drip Paste a copied paint drip into your alpha channel using the ... key ingredients in producing convincing graffiti art These two features give the Brush tool its authentic spray paint feel and allow you to produce convincing spray paint results However, in order ... convincing, and for both realistic distress and convincing overspray, you’ll learn to incorporate desktop scans of the real thing Applying stencil art in Photoshop is indeed as simple as a single...

Ngày tải lên: 17/10/2013, 20:15

... One: Drawing and Painting Incorporating type into your design Working within the framework described in this chapter allows you to create convincing retro art effects time and time again However, ... filling in spaces between the lines In addition to obviously adding color, the colorist is responsible for refining the light and shadow within the existing ink drawings as well as creating the ... dominate the overall composition in terms of stylistic methods used It really adds an authentic feel to the finished art, reminiscent of vintage printing methods e Incorporating scanned ballpoint...

Ngày tải lên: 20/10/2013, 11:15

... Set the canvas size to something that is similar in size to the paper you’ll be printing everything out on You can follow along from the beginning, creating and printing out your own grayscale ... displaying the CMYK composite channel at the same time as your alpha channel, there may be instances where you find that the red is too faint to really see what you’re doing Increasing the opacity in ... you’re copying the original, try using a very light setting so that a lot of the detail and tonal range disappear Then, try copying this initial copy with a darker setting, enhancing the contrast...

Ngày tải lên: 20/10/2013, 11:15

... your friend again in this task, as you can see in Figure 8-5 Seeing inside the Ad Group Click any Ad Group name (see Figure 8-4) to see the keywords and ads in that Ad Group Getting inside the Ad ... campaigns in that they remain accessible and their statistics contribute to the bottom line Figure 8-3: Adjust Campaign settings across multiple campaigns 149 150 Part II: Creating and Managing an ... whenever you want that new setting to take hold in the others You may scroll down and enter new values, overriding the arrow, at any time Seeing inside the campaign To drill into any campaign and see...

Ngày tải lên: 24/10/2013, 08:20