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A V G  L inkSc anner © 2 0 1 0  C opyright A V G  T ec hnologies  C Z, s .r.o. A ll rights  res erved.

4

1. Introduction

This user manual offers a general overview of the tasks and detection technologies
provided by 

AVG LinkScanner®

. We will briefly talk about the program installation,

initial startup, configuration and use. 

AVG LinkScanner®

 is provided free-of-charge. It is up and running immediately from

the moment of installation. All basic settings have been pre-set by the manufacturer,
so most of the time you will not have to worry about anything – just let 

AVG

LinkScanner®

 work in the background and protect you without any effort on your

part. However, there might be situations where you need to adjust the program
settings, or decide what to do with a virus infected file; this manual is here to provide
detailed information and assist you with any task.

1.1. What is the AVG LinkScanner®?

In the last couple of years the number of malicious programs has increased
dramatically. New dangerous applications are being created every day. The majority of
today's viruses, that is spreading via Internet, is designed for financial/commercial
gain. Moreover, there are far more threats out there than plain viruses. You have
probably come across the term spyware as well, however, authors of malicious codes
and dangerous websites are very innovative, and new kinds of threats emerge quite
often. Here are some of the most common:

·

Exploit

 is a malicious code that takes advantage of a flaw or vulnerability in an

operating system, Internet browser, or other essential program.

·

Social engineering

 is a common term for various techniques used to trick people

into giving away their personal information (passwords, bank account details,
credit card numbers etc.). A typical example of social engineering is 

phishing

 

an attempt to acquire sensitive personal data by shamming a trustworthy and
well-known organization. Usually, the potential victims are contacted by a bulk
e-mail asking them to e.g. update their bank account details. In order to do that,
they are invited to follow the link provided which then leads to a fake website of
the bank.

·

Scam

 can be also considered a kind of social engineering; it includes false job

offers, or ones that will abuse the workers for illegal activities, summons to
withdraw a large sum of money, fraudulent lotteries and the like.

·

Hoax

 is a bulk e-mail containing dangerous, alarming or just bothering and

useless information. Many of the above threats use hoax e-mail messages to
spread.

·

Malicious websites

 are ones that deliberately install malicious software on your

computer, and hacked sites do just the same, only these are legitimate websites
that have been compromised into infecting visitors.

The 

AVG LinkScanner®

 is here to protect you from all these online threats.

Summary of Contents for AVG LINKSCANNER FOR MAC

Page 1: ...his product uses compression library libbzip2 Copyright c 1996 2010 Julian R Seward This product uses OpenSSL Copyright c 1999 2009 The OpenSSL Project This product uses Crypto Library Copyright c 1995 2009 by Wei Dai This product uses cURL Copyright c 1996 2010 Daniel Stenberg This product uses Assistant Kit Copyright c 2003 Stephane Sudre This product uses bsdiff Copyright c 2003 2005 Colin Perc...

Page 2: ... 5 Installing AVG LinkScanner 10 3 6 Installation Summary 11 3 7 After Installation 12 4 Finding your way around the AVG LinkScanner 12 4 1 Main User Interface 13 4 2 Icon in the Menu Bar 14 4 3 Menu in the Menu Bar 14 4 4 AVG Protection Status 16 5 AVG LinkScanner in your web browser 16 5 1 Search Shield 17 5 2 Surf Shield 19 6 AVG LinkScanner Settings 20 6 1 General tab 22 6 2 Search Shield tab ...

Page 3: ...A V G LinkScanner 2010 C opyright A V G T echnologies C Z s r o A ll rights reserved 3 28 8 2 Manual uninstallation 31 9 Contact Support ...

Page 4: ... dangerous websites are very innovative and new kinds of threats emerge quite often Here are some of the most common Exploit is a malicious code that takes advantage of a flaw or vulnerability in an operating system Internet browser or other essential program Social engineering is a common term for various techniques used to trick people into giving away their personal information passwords bank a...

Page 5: ... 2 1 Operation Systems Supported The AVG LinkScanner will only run on computer with Mac OS X 10 5 6 or higher Please note that only the Intel platform is supported 2 2 Web Browsers Supported AVG LinkScanner is fully compatible with the following Internet browsers Apple Safari 3 2 x 5 0 x Mozilla Firefox 3 0 0 3 6 x ...

Page 6: ...tallation file on your hard drive you can launch the installation process Double click your installation package the avg90LSM dmg file to open the following dialog In this dialog double click the Install icon to launch the installation process This process is a sequence of dialog windows with a brief description of what do at each step In the following we offer an explanation for each dialog windo...

Page 7: ...hole text by clicking the Print button or save it to your hard drive by clicking the Save button and selecting the resulting PDF file s name and its location Please keep in mind that information provided by this dialog is really brief and if you want to learn more about the AVG LinkScanner you should always consult this User manual or application based help After you are finished reading this text...

Page 8: ... Right now this license agreement is only available in English language Once you have finished reading click the Continue button to trigger a little pop up dialog In this dialog confirm that you have read understood and accept the agreement by pressing the Agree button If you do not agree with the terms of use stated press the Disagree button and the installation process will be terminated immedia...

Page 9: ...cessity of your computer restart in order to successfully finish the installation This allows you to save all your current work and quit all running applications Click the Continue Installation button to start the installation itself Right after that you will be prompted to type an administrator s name and password otherwise the Installer won t be allowed to make changes and the installation proce...

Page 10: ...ire any intervention All you have to do is to sit and wait until the installation is complete it doesn t take long 3 6 Installation Summary This dialog is the last step of the AVG LinkScanner installation process AVG LinkScanner is now installed on your computer However in order for the application to be fully functional it requires restart as you were warned previously Make sure all your current ...

Page 11: ...r part and of course without any reference to you or your personal data The received data is then thoroughly analysed by our malware specialists which enables us to continuously improve the AVG protection for all its users For this reason we kindly ask you to keep this feature activated However if you don t want to enable the reporting you can do it immediately Clicking the Open Preferences button...

Page 12: ...User Interface click the AVG icon that is optionally displayed in the right part of the menu bar Upon clicking the icon you get a context menu resuming neatly relevant options of the application menus Apart from quick access to frequently used items the icon also indicates AVG protection status Click to learn more about the AVG LinkScanner icon in the Menu Bar if the User Interface is active click...

Page 13: ... a dangerous site will automatically block you from opening the web page thus protecting you from inadvertently being infected Update Manager this component helps you to control regular updating Within this component you can schedule automatic downloads of update files either from the Internet or the local network Learn more about updates and why they are so important 4 2 Icon in the Menu Bar The ...

Page 14: ...ed to show you whether you are fully protected or not When your AVG LinkScanner is up to date and working the protection status is correct However when a non critical part of the AVG protection is switched off or inactive you are immediately warned about the warning protection status Finally when a component is switched off or your protection is outdated the error status appears The warning status...

Page 15: ... AVG icon in the menu bar option in General settings Finally you can see your protection status in the left part of Main User Interface The screenshot on the left shows the Main User Interface in correct status the one on the right illustrates a warning status in this case the Search Shield component is disabled and the one below shows the warning status with the Search Shield component inactive N...

Page 16: ...ats at the moment The linked page contains active threats We do not recommend visiting this page or forwarding the URL via e mail The page can not be scanned which can mean that is doesn t exist anymore or it is temporarily unavailable 5 1 Search Shield When searching Internet with the AVG Search Shield on all search results returned from the most popular search engines Google Yahoo and Bing forme...

Page 17: ...t will interrupt loading the website and display a notification with more details The notification dialogs listed above use the same set of informative icons as the Search Shield and are informative only They serve just to notify you that the threat has been found and blocked so the loading of the page has been interrupted Access to a potentially dangerous website itself is not blocked the decisio...

Page 18: ...2010 C opyright A V G T echnologies C Z s r o A ll rights reserved 18 machine and then reload the page a cache cleaning might be needed depending on application requesting the page because of application internal caching ...

Page 19: ... be opened on the General tab when the Main User Interface is active open the AVG LinkScanner menu in the menu bar and select Preferences The AVG LinkScanner Settings dialog will be opened on the General tab Setting options of major importance are protected by authentication and are by default locked grayed out and inactive To modify the settings you have to be click the padlock icon in the lower ...

Page 20: ...its e g if another application forces AVG LinkScanner shutdown it will be re launched immediately Show AVG icon in the menu bar if the box is checked the AVG icon is displayed in the right end of the menu bar Click here to learn more about the menu bar icon Reporting threats to AVG if the box is checked details about detected threats will be automatically sent to AVG Technologies CZ where they wil...

Page 21: ...re about severity levels in AVG LinkScanner NOTIFICATIONS Notifications are little pop up windows that appear for a few seconds only and inform you of less important events than alerts Check the box at the respective notification option you want to activate Show error status notifications if the box is checked a notification window will appear whenever a component changes its status from correct t...

Page 22: ...nts your screen The tiny orange triangle shows where the notifications appear right now which is by default in the upper right corner To change this simply move the mouse cursor to any other corner and click You will immediately see that the tiny orange triangle has moved to selected corner and from now on the notifications are going to pop up here 6 2 Search Shield tab This dialog allows you to c...

Page 23: ...e Surf Shield component related settings Enable Surf Shield if the box is checked AVG Surf Shield is active and whenever surfing the web protecting you real time from the most serious online threats malicious exploitive and phishing websites Uncheck the box to switch the function off Interrupt connections from selected severity level whenever the Surf Shield detects a threat on a webpage you are t...

Page 24: ...connections to web servers are handled Additional Redirect Ports any ports entered in this field will be redirected to the Local Port above By default the port 80 is always included too not editable Finally there are three button in the bottom part of this dialog Clicking the Defaults button sets all options in the dialog to the manufacturer pre set and recommended values Clicking the Revert butto...

Page 25: ...ot forget to update manually at reasonable intervals to stay protected Click here to learn more about updates and their importance Finally you may use the Advanced button to access and edit existing web proxy server settings if you want to define a new web proxy you will have to do so via System Preferences Upon clicking the Advanced button the following dialog appears You can see the proxy server...

Page 26: ...n AVG LinkScanner it is also possible to pre set an update The planned daily update is then performed periodically according to the setup configuration Whenever new update files are present on the specified location they are downloaded either directly from the Internet When no newer updates are available nothing happens The exact time of this automatic update can be set via the time box in the Upd...

Page 27: ...ation when the process was successfully finished and your AVG LinkScanner was updated The second one illustrates another outcome when there are no new update files available Finally the third one shows update failure There might be a few reasons for this with limited or unavailable Internet connection being the most common ...

Page 28: ...er won t be allowed to make changes and the uninstallation process won t be able to continue If you do not know the login name and password you will need to contact the person who administers your computer Please note that applications Firefox Safari and System Preferences will be closed if running 8 2 Manual uninstallation In most cases you will not need to perform manual uninstallation However s...

Page 29: ...derAgent plist rm f Library LaunchAgents com avg LinkScannerAgent plist rm f Library Preferences com avg LinkScannerSettings plist rm f Users Shared AVG com avg LinkScannerSettings plist rm f usr sbin avgctl rm f usr sbin avgcfgctl rm f usr sbin avgupdate rm f usr sbin avgurlscan rm f usr share man man1 avgctl 1 gz rm f usr share man man1 avgcfgctl 1 gz rm f usr share man man1 avgd 1 gz rm f usr s...

Page 30: ...ved 30 pkgutil pkgs LinkScanner For each package in the list please execute pkgutil forget package name 7 If you have encountered any error in step 4 please reboot your computer After performing these steps the AVG LinkScanner product should be completely removed from your computer ...

Page 31: ...ormation specifically on the AVG LinkScanner for Mac product please visit linkscanner avg com mac For support there are the following options browse the FAQ section of the AVG free website at free avg com faq use the online AVG forums section AVG For Mac available at forums avg com betaforum to contact us directly please use the forums mentioned above our developers and technical support follow th...

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