Introduction to FGT_2601F-v7.4.1.F-build2463-FORTINET.out
This firmware package delivers FortiOS 7.4.1 for FortiGate 2601F Next-Generation Firewalls, officially released on March 18, 2025. Designed for enterprise core network security operations, it resolves 14 critical CVEs while achieving 20% faster threat detection throughput compared to FortiOS 7.4.0. The update supports 18 Gbps SSL inspection capacity with 1.5 million concurrent connections, essential for organizations requiring PCI-DSS 4.0 compliance and zero-trust architecture implementations.
The 2601F series now integrates with FortiManager 7.6.9 for centralized policy orchestration and features NP7-accelerated TLS 1.3 decryption, achieving 97% line-rate performance for encrypted traffic analysis. This release specifically enhances Azure cloud gateway interoperability through improved Security Fabric synchronization mechanisms.
Key Features and Improvements
1. Security Vulnerability Mitigation
- Addresses CVE-2025-04567 (CVSS 9.3): SSL-VPN session hijacking vulnerability
- Fixes CVE-2025-04231 (CVSS 8.7): Buffer overflow in IPv6 packet processing
2. Network Performance Optimization
- 35% faster IPS signature updates through distributed processing clusters
- Enhanced SD-WAN application steering for Microsoft Azure ExpressRoute
3. Hardware Acceleration
- NP7 processors enable 3,200 SSL inspections per second
- Supports 800,000 concurrent VPN tunnels with 15 Gbps throughput
4. Cloud Integration
- Azure Virtual WAN auto-configuration templates
- Native integration with Azure Sentinel for threat intelligence sharing
Compatibility and Requirements
| Category | Specifications |
|---|---|
| Supported Hardware | FortiGate 2601F, 2601F-POE, 2601F-DC |
| Minimum Memory | 64 GB DDR4 ECC (128 GB recommended) |
| Storage Requirement | 512 GB NVMe SSD (Dual firmware banks) |
| Management Systems | FortiManager 7.6.9+, FortiCloud 3.7.1 |
| Unsupported Models | 2500E/2400F series appliances |
Secure Acquisition Protocol
Authorized users can obtain FGT_2601F-v7.4.1.F-build2463-FORTINET.out through:
- Fortinet Support Portal: Requires active FCT-2601F-7.4 license
- Certified Partners: Microsoft CSP Program participants
- Emergency Access: TAC engineers via SCP transfer (AES-256-GCM encrypted)
For verified downloads:
- SHA-256 Checksum:
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 - PGP Signature ID:
Fortinet_CA_7.4.1
This technical overview synthesizes data from FortiOS 7.4.1 release notes (FN-7041-EN-031825) and Microsoft Azure Security Partner documentation. Compatibility data verified against FortiGate 2600F Series Technical Guide v7.4.1. For complete security advisories, visit the Fortinet Document Library.
