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Comodo Cloud Antivirus

Comodo Cloud Antivirus

Version 1.20

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Scan And Clean Your Computer > Run A Certificate Scan
  • Introduction To Comodo Cloud Antivirus
    • System Requirements
    • Installation
    • Start Comodo Cloud Antivirus
      • The Main Interface
      • The Widget
      • The System Tray Icon
    • Lucky You Statistics
    • Understand CCAV Alerts
  • Scan And Clean Your Computer
    • Run A Quick Scan
    • Run A Full Computer Scan
    • Run A Certificate Scan
    • Run A Custom Scan
      • Scan A Folder
      • Scan A File
    • Process Infected Files
    • Manage Detected Threats
    • View Valkyrie Analysis Results
  • The Sandbox
    • Run An Application Or Browser In The Sandbox
    • Manage Sandboxed Items
      • Review Files
  • View CCAV Logs
    • Antivirus Logs
    • Executed Application Logs (Sandbox Logs)
    • Setting Changes Logs
    • Scan Actions Logs
  • View And Manage Quarantined Items
  • CCAV Settings
    • General Settings
      • Customize User Interface
      • Configure Program Updates
    • Antivirus Settings
      • Antivirus Settings
      • Exclusions
    • Sandbox Settings
      • Sandbox Settings
      • Sandbox Rules
      • Protected Files/Folders
      • Track Files Created In The Sandbox
    • File Rating Settings
      • File Rating Settings
      • Trusted Applications
      • Submitted Applications
      • Trusted Vendors
    • Advanced Protection Settings
      • Browser Settings Protection
      • Miscellaneous Protection Settings
  • Get Live Support
  • Viruscope - Feature Spotlight
  • Comodo Internet Security Essentials
    • Understand Alerts And Configure Exceptions
  • Comodo Support And About Information
  • Appendix 1 - How To Tutorials
    • Enable / Disable AV, Sandbox And Game Mode
    • Run An Antivirus Scan On Selected Items
    • Block Incoming / Outgoing Internet Connection To Sandboxed Applications
    • Add Exclusions By Allowing Internet Connection To Sandboxed Applications
    • Enable/ Disable Realtime Scan
    • Run A Virus Scan On Your Computer
    • Run An Application Or Browser In The Sandbox
    • Run A Certificate Scan On Your Computer
    • Configure Antivirus Exclusions
    • View Lucky You Statistics
    • Switch Off Automatic Antivirus And Software Updates
    • Enable/ Disable Browser Settings Protection
    • Evaluate The Behavior Of Unknown Files In The Sandbox
    • Detect Potentially Unwanted Applications (PUA)
    • Delete Quarantined Items
    • Restore A Quarantined Item
    • Submit As False Positive
    • Configure Proxy And Host Settings
    • Enable/ Disable Sandbox Indicator
    • Enable / Disable Viruscope
    • Track File Created In The Sandbox
    • Respond To Alerts
    • View CCAV Logs
    • Get Instant Support
    • Uninstall CCAV
    • Add Exclusions To Contained Folders And Files
    • Give Contained Applications Write Access To Local Folders
    • Quickly Create An Execution Rule For A Program
  • About Comodo Security Solutions

Run a Certificate Scan


The 'Certificate Scan' feature checks all root SSL certificates on your computer against an internal trusted store of roots.


This helps,

  • protect you from malware that installs fraudulent root certificates on your computer in order to trick you into thinking a phishing website is the real site (a man-in-the-middle attack).
  • the certificate scan feature performs a check similar to that found in Comodo Internet Security Essentials.

To run a Certificate scan

  • Open the 'Scan' interface by clicking 'Scan' on the CCAV home screen, or by clicking on the scan button on the widget
  • Choose 'Certificate Scan' from the options:



The scanner will start and scan certificates against the list of trusted store of roots:




  • You can pause, continue or stop the scan by clicking the appropriate button 

The results window will be displayed when the scan is finished:



The results screen shows the number of certificates scanned and the number of threats detected. In this case, a threat is an untrusted certificate.

  • Path: The name of the untrusted certificate
  • Action: You can choose to ignore or clean the certificate. Cleaning will remove the certificate from your system.
For an action to be applied to all certificates, use  the drop-down at the top of the 'Action' column:



  • Ignore - If you want to ignore the untrusted certificate, select 'Ignore'. The certificate will be ignored only once and will be reported as untrusted on subsequent scans. 
  • Clean - Comodo Antivirus will delete the certificate.
For the action to be applied to an individual certificate, select from the 'Action' drop-down beside each item:



  • Click 'Apply Actions' to implement your choices for the items. The selected actions will be applied.



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