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EMS Administration Guide

AntiVirus Protection

AntiVirus Protection

Enable antivirus protection. Some options only display if you enable Advanced view. Configure the following options:

Options

Description

AntiVirus Protection

Toggle to enable or disable AntiVirus protection.

Real-Time Protection

Toggle to enable or disable real-time protection.

Action On Virus Discovery

  • Warn the User If a Process Attempts to Access Infected Files
  • Quarantine Infected Files. You can use FortiClient to view, restore, or delete the quarantined file, as well as view the virus name, submit the file to FortiGuard, and view logs.
  • Deny Access to Infected Files
  • Ignore Infected Files

Alert When Viruses Are Detected

If enabled, displays the Virus Alert dialog when a virus is detected while attempting to download a file via a web browser. The dialog allows you to view recently detected viruses, their locations, and statuses.

Identify Malware and Exploits Using Signatures Received from FortiSandbox

If enabled, uses signatures from FortiSandbox to identify malware and exploits. This option is available only if the Sandbox Detection tab is enabled. Enter the number of minutes after which to update signatures.

Block Known Communication Channels Used by Attackers

Enable or disable C&C detection using IRDB signatures. Check network traffic against known Command and Control Communication IP address plus port number combinations.

Block Access to Malicious Websites

Block all access to malicious websites. You must select FortiProxy (Disable Only When Troubleshooting) on the System Settings tab before you can enable this option.

Use the Exclusion List Defined in the Web Filter Profile

If this option is enabled, the exclusion list on the Web Filter tab is used. If this option is not enabled, you must define exclusions under Exclusions.

Scan Compressed Files

Enable to scan archive files, including zip, rar, and tar files, for threats. Default file extensions are listed in RTP exclusions below.

Max Size

Only scan files under the specified size. To allow scanning compressed files of any size, enter 0.

Scan Files Accessed by User Process

Configure when RTP should scan files accessed by the user process. Select one of the following:

  • Scan Files When Processes Read or Write Them
  • Scan Files When Processes Read Them
  • Scan Files When Processes Write Them

Scan Network Files

Enable to scan network files for threats when a user process accesses them.

System Process Scanning

Enable system process scanning. Select one of the following:

  • Scan Files When System Processes Read or Write Them
  • Scan Files When System Processes Read Them
  • Scan Files When System Processes Write Them
  • Do Not Scan Files When System Processes Read or Write Them

On Demand Scanning

Action On Virus Discovery

Select one of the following from the dropdown list:

  • Warn the User If a Process Attempts to Access Infected Files
  • Quarantine Infected Files. You can use FortiClient to view, restore, or delete the quarantined file, as well as view the virus name, submit the file to FortiGuard, and view logs.
  • Ignore Infected Files

Integrate FortiClient into Windows Explorer's Context Menu

Adds a Scan with FortiClient AntiVirus option to the Windows Explorer right-click menu.

Pause Scanning When Running on Battery Power

Enable to pause scanning when the computer is running on battery power.

Automatically Submit Suspicious Files to FortiGuard for Analysis

Enable to automatically submit suspicious files to FortiGuard for analysis. You do not receive feedback for files submitted for analysis. The FortiGuard team is able to create signatures for any files that are submitted for analysis and determined to be malicious.

Scan Compressed Files

Enable to scan archive files, including zip, rar, and tar files, for threats.

Max Size

Only scan files under the specified size. To allow scanning compressed files of any size, enter 0.

Max Scan Speed on Computers With

Select the minimum amount of memory that must be installed on a computer to maximize scan speed. Antivirus will maximize scan speed by loading signatures on computers with a minimum amount of memory:

  • 4 GB
  • 6 GB
  • 8 GB
  • 12 GB
  • 16 GB

Scheduled Scan

Enable scheduled scans.

Schedule Type

Select Daily, Weekly, or Monthly.

Scan On

If Weekly is selected, select the day of the week to perform the scan. If Monthly is selected, select the day of the month to perform the scan. Note that if you configure monthly scans to occur on the 31st of each month, the scan occurs on the first day of the month for months with fewer than 31 days.

Start At

Configure the start time for the scheduled scan.

Scan Type

Select Quick, Full, or Custom.

Quick

Runs the rootkit detection engine to detect and remove rootkits. The quick scan only scans the following items for threats: executable files, DLLs, and drivers that are currently running.

Full

Runs the rootkit detection engine to detect and remove rootkits, then performs a full system scan of all files, executable files, DLLs, and drivers. If Full is selected, you have the following options:

  • Scan removable media, if present
  • Scan network drives

Custom

Runs the rootkit detection engine to detect and remove rootkits. In the Folder field, enter the full path of the folder on your local hard disk drive that will be scanned.

Scan Priority

Set to Low, Normal, or High. This refers to the amount of processing power the scan uses and its impact on other processes.

Scan Removable Media

Enable to scan connected removable media, such as USB drives, for threats, if present.

Scan Network Drives

Enable to scan attached or mounted network drives for threats.

Enable Scheduled Scans Even When a Third-Party AV Product Is Present

Enable scheduled scans even when a third party AV product is present.

Anti-Exploit

Toggle to enable anti-exploit engine to monitor commonly used applications for attempts to exploit known vulnerabilities.

Show System Tray Notifications

Enable to show system tray notifications when an exploit is detected.

Application Exclusion List

Select applications to exclude from anti-exploit detection.

Removable Media Access

Toggle to enable controlling access to removable media devices, such as USB drives.

Control removable media access

Configure the action to take with removable media devices. Available options are:

  • Allow: Allow access to all removable media devices connected to the endpoint.
  • Deny: Deny access to all removable media devices connected to the endpoint.
  • Monitor: Log all remov
  • able media device connections to the endpoint.

Show bubble notifications

Enable or disable bubble notifications when removable media access is blocked.

Use system built-in policy

Configure whether FortiClient uses the system's built-in policy regarding removable media devices.

Exclusions

Enable exclusions from antivirus scanning. FortiClient EMS supports using wildcards and path variables to specify files and folders to exclude from scanning. The following wildcards and variables are supported, among others:

  • Using wildcards to exclude a range of file names with a specified extension, such as Edb*.jrs
  • Using wildcards to exclude all files with a specified extension, such as *.jrs
  • Path variable %windir%
  • Path variable %allusersprofile%
  • Path variable %systemroot%
  • Path variable %systemdrive%

Note that having a longer exclusion list affects antivirus performance. It is advised to keep the exclusion list as short as possible.

Paths to Excluded Folders

Enter fully qualified excluded folder paths in the provided text box to exclude these folders from RTP and on-demand scanning.

Paths to Excluded Files

Enter fully qualified excluded files in the provided text box to exclude these files from RTP and on-demand scanning.

File Extensions Excluded from Real-Time Protection

Realtime AV protection skips scanning files with the specified extensions.

File Extensions Excluded from On Demand Scanning

On demand AV protection skips scanning files with the specified extensions.

Other

Scan for Rootkits

Enable to scan for files implementing advanced OS hooks used by malware to protect themselves from being shutdown, killed, or deleted.

A rootkit is a collection of programs that enable administrator-level access to a computer or computer network. Typically a rootkit is installed on a computer after first obtaining user-level access by exploiting a known vulnerability or cracking a password.

Scan for Adware

Enable to scan for adware.

Adware is a form of software that downloads or displays unwanted ads when a user is online.

Scan for Riskware

Enable to scan for riskware.

Riskware refers to legitimate programs which, when installed and executed, presents a possible but not definite risk to the computer.

Enable Advanced Heuristics

Enable AV scan with heuristics signature. Advanced heuristics is a sequence of heuristics to detect complex malware.

Scan Removable Media on Insertion

Enable to scan removable media (CDs, DVDs, Blu-ray disks, USB keys etc.) on insertion.

Scan Email

Enable to scan emails for threats with SMTP and POP3 protocols.

Scan MIME files (Inbox Files)

Enable to scan inbox email content with MIME file types.

Multipurpose Internet Mail Extensions (MIME) is an Internet standard that extends the format of the email to support the following:

  • Text in character sets other than ASCII
  • Non text attachments (audio, video, images, applications)
  • Message bodies with multiple parts

Enable FortiGuard Analytics

Automatically sends suspicious files to FortiGuard for analysis.

Notify Logged in Users if Their AV Signatures Expired

Enable to notify logged in users if their AntiVirus signatures have expired.

AntiVirus Protection

Enable antivirus protection. Some options only display if you enable Advanced view. Configure the following options:

Options

Description

AntiVirus Protection

Toggle to enable or disable AntiVirus protection.

Real-Time Protection

Toggle to enable or disable real-time protection.

Action On Virus Discovery

  • Warn the User If a Process Attempts to Access Infected Files
  • Quarantine Infected Files. You can use FortiClient to view, restore, or delete the quarantined file, as well as view the virus name, submit the file to FortiGuard, and view logs.
  • Deny Access to Infected Files
  • Ignore Infected Files

Alert When Viruses Are Detected

If enabled, displays the Virus Alert dialog when a virus is detected while attempting to download a file via a web browser. The dialog allows you to view recently detected viruses, their locations, and statuses.

Identify Malware and Exploits Using Signatures Received from FortiSandbox

If enabled, uses signatures from FortiSandbox to identify malware and exploits. This option is available only if the Sandbox Detection tab is enabled. Enter the number of minutes after which to update signatures.

Block Known Communication Channels Used by Attackers

Enable or disable C&C detection using IRDB signatures. Check network traffic against known Command and Control Communication IP address plus port number combinations.

Block Access to Malicious Websites

Block all access to malicious websites. You must select FortiProxy (Disable Only When Troubleshooting) on the System Settings tab before you can enable this option.

Use the Exclusion List Defined in the Web Filter Profile

If this option is enabled, the exclusion list on the Web Filter tab is used. If this option is not enabled, you must define exclusions under Exclusions.

Scan Compressed Files

Enable to scan archive files, including zip, rar, and tar files, for threats. Default file extensions are listed in RTP exclusions below.

Max Size

Only scan files under the specified size. To allow scanning compressed files of any size, enter 0.

Scan Files Accessed by User Process

Configure when RTP should scan files accessed by the user process. Select one of the following:

  • Scan Files When Processes Read or Write Them
  • Scan Files When Processes Read Them
  • Scan Files When Processes Write Them

Scan Network Files

Enable to scan network files for threats when a user process accesses them.

System Process Scanning

Enable system process scanning. Select one of the following:

  • Scan Files When System Processes Read or Write Them
  • Scan Files When System Processes Read Them
  • Scan Files When System Processes Write Them
  • Do Not Scan Files When System Processes Read or Write Them

On Demand Scanning

Action On Virus Discovery

Select one of the following from the dropdown list:

  • Warn the User If a Process Attempts to Access Infected Files
  • Quarantine Infected Files. You can use FortiClient to view, restore, or delete the quarantined file, as well as view the virus name, submit the file to FortiGuard, and view logs.
  • Ignore Infected Files

Integrate FortiClient into Windows Explorer's Context Menu

Adds a Scan with FortiClient AntiVirus option to the Windows Explorer right-click menu.

Pause Scanning When Running on Battery Power

Enable to pause scanning when the computer is running on battery power.

Automatically Submit Suspicious Files to FortiGuard for Analysis

Enable to automatically submit suspicious files to FortiGuard for analysis. You do not receive feedback for files submitted for analysis. The FortiGuard team is able to create signatures for any files that are submitted for analysis and determined to be malicious.

Scan Compressed Files

Enable to scan archive files, including zip, rar, and tar files, for threats.

Max Size

Only scan files under the specified size. To allow scanning compressed files of any size, enter 0.

Max Scan Speed on Computers With

Select the minimum amount of memory that must be installed on a computer to maximize scan speed. Antivirus will maximize scan speed by loading signatures on computers with a minimum amount of memory:

  • 4 GB
  • 6 GB
  • 8 GB
  • 12 GB
  • 16 GB

Scheduled Scan

Enable scheduled scans.

Schedule Type

Select Daily, Weekly, or Monthly.

Scan On

If Weekly is selected, select the day of the week to perform the scan. If Monthly is selected, select the day of the month to perform the scan. Note that if you configure monthly scans to occur on the 31st of each month, the scan occurs on the first day of the month for months with fewer than 31 days.

Start At

Configure the start time for the scheduled scan.

Scan Type

Select Quick, Full, or Custom.

Quick

Runs the rootkit detection engine to detect and remove rootkits. The quick scan only scans the following items for threats: executable files, DLLs, and drivers that are currently running.

Full

Runs the rootkit detection engine to detect and remove rootkits, then performs a full system scan of all files, executable files, DLLs, and drivers. If Full is selected, you have the following options:

  • Scan removable media, if present
  • Scan network drives

Custom

Runs the rootkit detection engine to detect and remove rootkits. In the Folder field, enter the full path of the folder on your local hard disk drive that will be scanned.

Scan Priority

Set to Low, Normal, or High. This refers to the amount of processing power the scan uses and its impact on other processes.

Scan Removable Media

Enable to scan connected removable media, such as USB drives, for threats, if present.

Scan Network Drives

Enable to scan attached or mounted network drives for threats.

Enable Scheduled Scans Even When a Third-Party AV Product Is Present

Enable scheduled scans even when a third party AV product is present.

Anti-Exploit

Toggle to enable anti-exploit engine to monitor commonly used applications for attempts to exploit known vulnerabilities.

Show System Tray Notifications

Enable to show system tray notifications when an exploit is detected.

Application Exclusion List

Select applications to exclude from anti-exploit detection.

Removable Media Access

Toggle to enable controlling access to removable media devices, such as USB drives.

Control removable media access

Configure the action to take with removable media devices. Available options are:

  • Allow: Allow access to all removable media devices connected to the endpoint.
  • Deny: Deny access to all removable media devices connected to the endpoint.
  • Monitor: Log all remov
  • able media device connections to the endpoint.

Show bubble notifications

Enable or disable bubble notifications when removable media access is blocked.

Use system built-in policy

Configure whether FortiClient uses the system's built-in policy regarding removable media devices.

Exclusions

Enable exclusions from antivirus scanning. FortiClient EMS supports using wildcards and path variables to specify files and folders to exclude from scanning. The following wildcards and variables are supported, among others:

  • Using wildcards to exclude a range of file names with a specified extension, such as Edb*.jrs
  • Using wildcards to exclude all files with a specified extension, such as *.jrs
  • Path variable %windir%
  • Path variable %allusersprofile%
  • Path variable %systemroot%
  • Path variable %systemdrive%

Note that having a longer exclusion list affects antivirus performance. It is advised to keep the exclusion list as short as possible.

Paths to Excluded Folders

Enter fully qualified excluded folder paths in the provided text box to exclude these folders from RTP and on-demand scanning.

Paths to Excluded Files

Enter fully qualified excluded files in the provided text box to exclude these files from RTP and on-demand scanning.

File Extensions Excluded from Real-Time Protection

Realtime AV protection skips scanning files with the specified extensions.

File Extensions Excluded from On Demand Scanning

On demand AV protection skips scanning files with the specified extensions.

Other

Scan for Rootkits

Enable to scan for files implementing advanced OS hooks used by malware to protect themselves from being shutdown, killed, or deleted.

A rootkit is a collection of programs that enable administrator-level access to a computer or computer network. Typically a rootkit is installed on a computer after first obtaining user-level access by exploiting a known vulnerability or cracking a password.

Scan for Adware

Enable to scan for adware.

Adware is a form of software that downloads or displays unwanted ads when a user is online.

Scan for Riskware

Enable to scan for riskware.

Riskware refers to legitimate programs which, when installed and executed, presents a possible but not definite risk to the computer.

Enable Advanced Heuristics

Enable AV scan with heuristics signature. Advanced heuristics is a sequence of heuristics to detect complex malware.

Scan Removable Media on Insertion

Enable to scan removable media (CDs, DVDs, Blu-ray disks, USB keys etc.) on insertion.

Scan Email

Enable to scan emails for threats with SMTP and POP3 protocols.

Scan MIME files (Inbox Files)

Enable to scan inbox email content with MIME file types.

Multipurpose Internet Mail Extensions (MIME) is an Internet standard that extends the format of the email to support the following:

  • Text in character sets other than ASCII
  • Non text attachments (audio, video, images, applications)
  • Message bodies with multiple parts

Enable FortiGuard Analytics

Automatically sends suspicious files to FortiGuard for analysis.

Notify Logged in Users if Their AV Signatures Expired

Enable to notify logged in users if their AntiVirus signatures have expired.