MetaDefender Optical Diode v1.13.0

Version	Config: 1.13.0; OD-101: 1.0.1 (Common Criteria EAL4+ certified, High Availability Not Supported) Config: 1.13.0; OD-102:1.0.2 , (Not EAL4+ Certified, High Availability Supported)
Release Date	April 1, 2026
Scope	MQTT SparkPlugB Connector, NTP Forwarding, OPC DA Enhancements

Info

AVEVA PI 4.2.1 connector needs MetaDefender Optical Diode v1.13.0 to operate correctly. Please, update accordingly.

Cryptographic posture improvements on TLS configuration

Feature	Details
Email Logging	System log now provides send/receive/user status for SMTP messages.
MQTT SparkplugB Connector	SparkPlugB compliant protocol connector improves SparkPlugB integration with native messaging support.
MQTT Bandwidth Throttle	Bitrate throttle optimizes MQTT data flow across the Optical Diode.
NTP Forwarding	Supports transfer of NTP from Blue to Red.
OPC DA HA	High Availability failover for redundant OPC DA servers.
OPC DA Shallow Browsing	Resilient tag browsing for OPC Da servers that do not provide tag type or return attributes when browsing.
Syslog over SSL/TLS	Transfer of syslog messages over a SSL/TLS connection.

	Details
OPC UA Connector	Condition whereby connector not receiving all tags.
SFTP Connector	Connector not working when configured to listen on non-standard ports.
SFTP Connector	Inconsistent SFTP queue behavior.
Bug Fixes	Minor bug fixes

Config: 1.13.0; OD-101: 1.0.1 is Common Criterial EAL4+ certified. No High Availability support.

Config: 1.13.0; OD-102:1.0.2 is not Common Criterial EAL4+ certified. Supports High Availability.

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