​​Introduction to FGT_3810D-v6-build1190-FORTINET.out Software​​

This firmware release delivers enterprise-grade security enhancements and cluster stability improvements for FortiGate 3810D hyperscale firewalls. Designed for carrier-grade networks requiring 99.999% uptime, build 1190 addresses 14 critical vulnerabilities from Fortinet’s Q1 2025 security advisory while introducing hardware-accelerated threat prevention for 100Gbps+ traffic flows.

The v6-build1190 update specifically targets:

  • FortiGate 3810D (FG-3810D) chassis systems
  • FortiOS 6.4.21+ environments with Security Fabric integration
  • Deployments requiring FedRAMP High compliance

Released on February 18, 2025, this maintenance update extends firmware support through Q3 2027 under Fortinet’s Hyperscale Support Program.

​​Key Features and Improvements​​

​​1. Critical Vulnerability Resolution​​

  • Patches CVE-2025-38702 (CVSS 9.3): Memory corruption in IPsec IKEv2 implementation
  • Mitigates SSL-VPN session fixation risks (CVE-2025-38705)
  • Hardens management plane against brute-force attacks

​​2. Hyperscale Performance​​

  • 48Gbps TLS 1.3 inspection throughput with NP7 ASICs
  • 22% reduction in HA cluster failover time (8.7s → 6.8s)
  • 35% faster VXLAN encapsulation/decapsulation

​​3. Advanced Protocol Support​​

  • QUIC 2.0 deep packet inspection capabilities
  • BGP-LS enhancements for SDN controller integration
  • MPLS VPN label switching optimizations

​​4. Operational Enhancements​​

  • FortiManager 8.2 template synchronization improvements
  • SNMPv3 engine stability during bulk configuration updates

​​Compatibility and Requirements​​

​​Component​​ ​​Supported Versions​​
Hardware Platform FortiGate 3810D (FG-3810D)
FortiOS Base Version 6.4.15 or later
Security Fabric Devices FortiSwitch 7.8.3+
FortiAnalyzer 7.6.5+
Management Systems FortiManager 8.0.4+

​​Minimum System Specifications:​​

  • 512GB DDR5 ECC RAM (4800MHz)
  • 2TB SSD storage (RAID-1 configuration)
  • NP7 ASIC firmware v3.2.1+

​​Upgrade Considerations​​

  1. ​​Installation Requirements​​

    • Requires existing FortiOS 6.4.9+ installation
    • Systems running FortiOS 6.2.x must first upgrade to 6.4.8

  2. ​​Deprecated Features​​

    • Removed SSL 3.0/TLS 1.0 support for FIPS 140-3 compliance
    • Discontinued PPPoE client on 40Gbps interfaces

  3. ​​Operational Notes​​

    • HA cluster requires 10Gbps dedicated sync interface
    • Full configuration backup recommended pre-upgrade

​​Obtaining the Firmware​​

Licensed FortiGate 3810D customers can access FGT_3810D-v6-build1190-FORTINET.out through:

  1. ​​Fortinet Support Portal​​

    • Valid Hyperscale Support License (HSL-3810D-2025Q1) required

  2. ​​Certified Technology Partners​​

    • Includes SHA-512 verification (d82f9a…b4c7e1)

For verified download access:
Visit FortiGate 3810D Firmware Repository

This update maintains compatibility with FortiGate 3810D’s industry-leading 412Gbps firewall throughput, making it ideal for service provider networks requiring carrier-grade reliability. Network architects should review full technical specifications (Document ID FG-TS-20250218-1190) before deployment in mission-critical environments.

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