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Introduction to fxos-k9-kickstart.5.0.3.N2.4.160.555.SPA This essential kickstart image update resolves critical vulnerabilities in Cisco FXOS software for Firepower 4100/9300 Series security appliances. Released on March 25, 2025 through Cisco’s Security Advisory portal, the package addresses 9 CVEs identified in previous FXOS...

Introduction to fxos-k9-kickstart.5.0.3.N2.4.111.278.SPA This critical platform bundle provides the kickstart infrastructure for Cisco Firepower 4100/9300 Series security appliances running FXOS 5.0.3. Released in Q2 2025 as part of Cisco’s security hardening initiative, it addresses 23 Common Vulnerabilities and Exposures (CVEs)...

Introduction to cisco-ftd.7.0.0.94.SPA.csp Software This foundational software package serves as the core installation image for Cisco Firepower Threat Defense (FTD) 7.0.0 on Firepower 4100/9300 Series security appliances. Released in Q3 2024 as part of Cisco’s unified security platform strategy, it...

Introduction to fxos-k9-manager.4.13.0.121.SPA Software The fxos-k9-manager.4.13.0.121.SPA is Cisco’s core management firmware for Firepower 4100/9300 Series security appliances, delivering critical infrastructure updates for FXOS (Firepower Extensible Operating System). Released under Cisco’s Q3 2025 security maintenance cycle, this version introduces enhanced hardware...

Introduction to fxos-k9-manager.4.12.0.388.SPA This management software package provides centralized control capabilities for Cisco Firepower 4100/9300 Series security appliances, specifically designed for chassis configuration and cluster management operations. As part of FXOS 4.12 software release, this version introduces enhanced hardware validation...

Introduction to fxos-k9-manager.4.10.1.299.SPA Software The fxos-k9-manager.4.10.1.299.SPA is a critical firmware management package for Cisco Firepower 4100/9300 Series security appliances running FXOS (Firepower Extensible Operating System). This release addresses 15 CVEs identified in previous versions while introducing enhanced hardware diagnostics capabilities....

Introduction to fxos-k9-manager.4.10.1.99.SPA This management software package provides centralized control capabilities for Cisco Firepower 4100/9300 Series security appliances running FXOS 4.10.1 firmware. Released in Q4 2024, the update introduces enhanced cluster management protocols and hardware health monitoring features required for...

Introduction to fxos-k9-kickstart.5.0.3.N2.4.61.174.SPA Software The fxos-k9-kickstart.5.0.3.N2.4.61.174.SPA is Cisco’s foundational initialization package for Firepower 4100/9300 Series security appliances running FXOS (Firepower Extensible Operating System). This kickstart image provides hardware-level control and management plane services essential for deploying Firepower Threat Defense (FTD)...

Introduction to fxos-k9-kickstart.5.0.3.N2.4.160.555.SPA This critical boot recovery package provides chassis management controller (CMC) initialization capabilities for Cisco Firepower 4100/9300 Series security appliances running FXOS 5.0.3.N2(4) software. Released in Q2 2025, the kickstart firmware enables hardware-level system restoration during catastrophic failures...

Introduction to fxos-k9-kickstart.5.0.3.N2.4.120.739.SPA Software The fxos-k9-kickstart.5.0.3.N2.4.120.739.SPA is Cisco’s core initialization package for Firepower 4100/9300 Series appliances running FXOS (Firepower Extensible Operating System). This kickstart image provides foundational hardware control and management plane services required for deploying Firepower Threat Defense (FTD)...