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DocsMetaDefender CoreKnowledge BaseWhy is MetaDefender Core Allowing Files with Sensitive Data? (Proactive DLP Threshold Settings)

DocsMetaDefender CoreKnowledge BaseWhy is MetaDefender Core Allowing Files with Sensitive Data? (Proactive DLP Threshold Settings)

Why is MetaDefender Core Allowing Files with Sensitive Data? (Proactive DLP Threshold Settings)

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Knowledge Base

Configuration and Settings

Errors and Troubleshooting

What can I do when MetaDefender Core (Windows) has an insufficient disk space error?

Why is MetaDefender Core unable to connect to the database?

What can I do if MetaDefender shows a high number of files that failed to scan?

What should I do if an engine is in "failed" or "permanently failed" status?

What are the engine clean-up instructions?

Why is the scan stuck in "processing" state on WebScan UI, when the Core Processing History shows that it is already finished?

Why have the ESET scan engine failed to initialize on the hardened Linux OS?

Why has the Symantec custom engine failed to deploy?

What are common reasons for Deep CDR scan/sanitization failures and how do I fix them?

What do the various error messages mean in MetaDefender Core RestAPI?

Why are some modules not appearing in my MetaDefender Core inventory?

Why does my MetaDefender Core install fail?

Why do you sometimes see a discrepancy between the File Type and MIME Type information?

Why files are not sanitized?

Why am I receiving a “400” error for API file submission?

How to Mitigate Scan Failures in MetaDefender Core Triggered by Real-Time Protection Systems?

How to Resolve MetaDefender Core Service Start-up Failures on IPv6-Disabled Linux Systems?

How to Understand OPSWAT's Multiscanning AV Detection Differences Compared to Other Scanners?

How to Troubleshoot Inaccessible Management Console?

How do I fix module update error “Error parsing metadescriptor, message='Could not download metadescriptor'”?

Why does ClamAV show "permanently failed" after enabling the daemon log file?

How to troubleshoot HTTPS failure on MetaDefender Core?

How to Remove Engines from MetaDefender Core using command line?

How to enable debug logging for MetaDefender Core?

Why did the deployment of the Threat Intelligence Module Fail?

Why did the deployment of the Reputation Module Fail?

Why is MetaDefender Core not starting after moving or deleting the certificates from the initial location?

Why doesn’t CDR detect the JavaScript I appended to a PDF file?

Why Deep CDR is not Sanitizing Files Inside a ZIP?

Why does the “deleteafterimport” error appear when importing an MD Core configuration from standalone mode to shared database mode?

What is the meaning of action_ran and action_failed in JSON scan result?

Why can't I sanitize HEIC files?

Why Am I Getting "No Rows to Show" When Using a Proxy Without Authentication in Browser Settings?

How Does TLS 1.0/1.1 Deprecation Affect Compatibility Across OPSWAT Products?

Why can small file changes bypass the Antivirus detection?

How do I verify if MetaDefender products are sending out syslog messages to the syslog server?

How do I fix files being blocked due to unexpected "File type mismatch" verdict?

Why are MetaDefender Core engines permanently failed?

Why Does MetaDefender Core Fail to Connect to the Database After a System Restart?

What do you do if your engine fails to update?

What is causing my Scans to be slow on MetaDefender Core?

What do I do if my modules disappear from the Core UI?

Why Is Core Receiving HTTP 403 or Timeout Errors when downloading engine updates from OCM?

What do I do when licensed engines are not detected despite active licenses?

Why do I receive errors when I upload the Config file in MetaDefender Core?

How to access MetaDefender Core when SSO fails?

Why am I seeing error message "Validation failed" after saving Sandbox module settings?

What Are the Default Credentials for MetaDefender Core on Azure Marketplace VM?

Why does the MetaDefender Core service not start?

Why does Kiosk show "Invalid Core Setup"?

Why is my file rejected even though it appears to be under the configured size limit?

How Can I Solve a Database Indexing Issue?

Why Does MetaDefender Core Show a 'Calculate hash error' When Scanning Malicious Files?

Why MD Core is Not Reachable?

Why am I getting "invalid structure" or "archive corrupted" errors when extracting archives in Core?

Why are my script files being detected as ASCII TXT?

How to Resolve SSL/TLS Errors with MetaDefender Core Webhook Callbacks?

Why does MetaDefender Core show “Blocked” with a scan result of “Not Scanned” when no malware is detected?

How do I remediate MetaDefender Core using too much resource while sanitizing TIFF/TIF image file?

Why are PDF documents being flagged as false positives by VirusBlokAda?

Why did my scanned image fail with "exceeded file size" error?

Why isn’t an attached file inside a PDF being converted to a different format during Deep CDR sanitization?

Why is MetaDefender Core Failing to Connect via Proxy?

Why is unused data removed in Deep CDR resulting in empty emails being received?

Why are MetaDefender Core and PostgreSQL services shutting down unexpectedly?

Why can’t I access the MetaDefender Core user interface after performing an upgrade?

Why is ESET detecting legitimate software as a Potentially Unsafe Application (PUA/PUP)?

Why can’t I configure the SMTP server with authentication set to “None” in MetaDefender Core 5.15.2?

Why are my Engines not initializing/updating over the Internet or OPSWAT Central Management On-Premises

Why am I getting an "Internal server error" when logging into MetaDefender Core via SAML SSO

Why is HTTPS enabled in the UI, but the MetaDefender Core URL doesn’t change to HTTPS?

Why does the MetaDefender Core Deployment ID change after rebooting a Hyper-V VM?

Why are MetaDefender Core Syslog Messages Flagged as Non-Compliant with certain syslog standards?

Why is the "The engine is not longer licensed with the current product key" message displayed for Threat Intelligence after license renewal?

Are Embedded Files Recursively Processed and Reported during CDR?

Why am I getting an error when installing MetaDefender Core on Linux in an air-gap environment?

Why are Encrypted Office Documents with the same extension categorized differently from unencrypted documents?

Why does MetaDefender Core skip quarantining files with the same hash?

How to create a sample self-signed certificate with SAN using OpenSSL

Why is MetaDefender Core Allowing Files with Sensitive Data? (Proactive DLP Threshold Settings)

What to do when my MetaDefender Core instance failing to load with error 'Extension setting up failed: extension: 'ekm', rc: '-610''?

Why am I getting "We couldn’t analyze this file because no specific configuration is applied" with an OPSWAT Predictive Alin AI license?

Why am I getting a "File not found, invalid path or access" error when using the 'filepath' header in the RestAPI on Linux?

Can MetaDefender Core process Base64 Content?

MetaDefender Core on K8s: Persisting Quarantine, DLP, and CDR Output Across Pod Restarts

Why do some multipart uploads fail with error code 500?

How to Remove Infected Child Files from Archives in MetaDefender Core

Why does MetaDefender Core fail to trust a self-signed certificate in Kubernetes?

How can I fix a failed or looping MetaDefender Core module update in MyOPSWAT Central Management v10 by clearing the package cache?

Why does custom detection for FileType not work?

Why REST API File Submission with downloadfrom Header Fails When Using RAMDISK for Temp Directory?

Why do I get the "The cert file is not valid" or "the file does not exist" when adding my cert?

Why are MetaDefender Core AppSec Engines Failing to Load After RHEL 8 to RHEL 9 Upgrade?

What is the difference between "fail" and "cancelled" scan result codes in MetaDefender Core?

Why Is a MetaDefender Core Node Stuck in Starting State in a Shared-Database Cluster?

Why is MetaDefender Core slow and returning NGINX 499 errors?

Features and Functionality

Feedback and Support

Licensing, Setup and Deployment

Testing MetaDefender Core

Updates, Patches and Bug Fixes

Version Upgrades