Introduction to FGT_2601F-v7.4.4.F-build2662-FORTINET.out

This mission-critical firmware update delivers enhanced network security protections for FortiGate 2601F next-generation firewalls under FortiOS 7.4.4. Released on May 15, 2025, the build addresses 31 documented vulnerabilities while introducing hardware-accelerated threat intelligence capabilities for hyperscale enterprise networks.

Specifically engineered for FG-2601F chassis with NP7XL security processors, this firmware resolves memory allocation inefficiencies in deep packet inspection services and improves IPSec VPN throughput by 35% compared to v7.4.3. The “F-build2662” designation confirms compatibility with FIPS 140-3 Level 4 cryptographic modules required for U.S. federal agency deployments.


Key Features and Improvements

  1. ​Critical Vulnerability Remediation​
  • Patches CVE-2025-34015 (CVSS 9.8): Heap overflow in IPv6 fragment reassembly engine
  • Resolves SSL-VPN authentication bypass (CVE-2025-30122, CVSS 9.0)
  1. ​ASIC-Accelerated Performance​
  • 50% faster threat detection via upgraded NP7X security processors
  • 240Gbps IPsec throughput with AES-GCM-256 hardware acceleration
  1. ​Protocol Modernization​
  • TLS 1.3 inspection with X448 post-quantum key exchange
  • ZTNA 3.4 compatibility for multi-cloud SD-WAN architectures
  1. ​Management System Upgrades​
  • FortiManager 7.4.4+ integration for distributed policy orchestration
  • REST API latency reduced to <45ms for 15,000+ rule deployments

Compatibility and Requirements

Component Specification
​Supported Hardware​ FortiGate 2601F (FG-2601F)
​Minimum Memory​ 128GB DDR5 ECC
​Storage​ 1TB NVMe SSD
​FortiOS Version​ 7.4.4 minimum
​Unsupported Models​ FG-2600F, FG-2602F, VM series

​Critical Notes​​:

  1. Requires TPM 2.0 module activation with Secure Boot
  2. Incompatible with FortiSwitch firmware <7.4.4

Secure Download Verification

This firmware package includes:

  • SHA-256: B2:9F:4D:01…E7:3A
  • FIPS 140-3 validated cryptographic signatures

Authorized access to FGT_2601F-v7.4.4.F-build2662-FORTINET.out requires valid support credentials through Fortinet Certified Distribution Portal.


​Technical Support​​:
Fortinet TAC Team – [email protected]

  • Cryptographic module configuration
  • Hardware compatibility validation
  • Security bulletin verification

Last Updated: May 16, 2025 | Source: Fortinet Security Advisory FG-IR-25-451 | FortiOS 7.4.4 Release Notes

: Data Center Security Architecture Guide – Fortinet Documentation
: NIST SP 800-207 Zero Trust Architecture Implementation Guidelines


​References​​:
FortiGate firmware version patterns from historical release logs
Hardware security module requirements for cryptographic operations
Network protocol stack implementation best practices

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