Firewall Decommissioning Checklist: How to Retire an End-of-Life Firewall Safely
A four-phase firewall decommissioning checklist: archive for audit, revoke VPN keys and certificates, sanitise per vendor, and dispose under EU rules.
Palo Alto PA-220 and PA-800 End of Life: Dates, PAN-OS Limits and What Replaces Them
PA-220 end of life is 31 January 2028, PA-820 and PA-850 on 31 August 2029. Why the PAN-OS ceiling matters more, and why the PA-400 is leaving too.
CyFun Essential: What Changes From Important and What April 2027 Means
Belgian essential entities need CyFun certification by 18 April 2027. What Essential adds to Important, how certification works, and a plan from today.
Umbrella Roaming Client End of Life: What Replaced It and What Happens If You Wait
The Umbrella Roaming Client lost support on 2 April 2025. What Cisco Secure Client installs instead, why old clients fail open, and how to migrate.
FortiOS 7.4 End of Support: How Long It Lasts and Which FortiGates Stop There
FortiOS 7.4 is supported until 11 November 2028. See which FortiGates can never move to 7.6, what the upgrade removes, and the three options left.
From End of Support to SASE: The 30-Day Firewall Replacement Plan
A 30-day replacement plan for a firewall past its date: five phases with quantitative gates, rollback triggers, and what to do when 30 days is not enough.
Firewall and VPN End of Life 2026–2027: The Cross-Vendor Tracker
Every firewall, VPN gateway and secure-access product going end of sale or end of support through 2027, across twelve vendors, with the KEV overlay.
Multi-Tenant SASE for MSPs: What It Does to Margin, Ticket Load and Valuation
Every vendor has a partner page; none model your P&L. Multi-tenancy checklist, the 16-month cash valley, the ticket load shift and NIS2 supply-chain terms.
What It Actually Costs to Leave MPLS: Termination Liability, Parallel Running and the Break-Even Month
The MPLS exit nobody prices: termination liability per contract type, the parallel-run overlap, per-site transition cost, and a break-even model you can reuse.
