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DDoS mitigation appliance · FortiDDoS-400B

FortiDDoS-400B

Fortinet FortiDDoS 400B — Fortinet FortiDDoS-400B ddos mitigation appliance

ENDING SOON
3 mo
until end of service life

Lifecycle position

now
availableend of saleservice
AvailableNot published
End of saleOct 2021
End of serviceOct 2026Fortinet bulletin ↗

Options from here

Schedule migration

Support ends soon — set the replacement window now, not mid-outage.

Line up third-party maintenance

Bridge coverage past the OEM cutoff if you can't migrate in time.

Budget the refresh

Get the replacement into this planning cycle.

Pre-stock spares

Secure spares before they get scarce after end-of-sale.

FortiDDoS-400B — questions

Is the Fortinet FortiDDoS-400B still supported?

Yes, for now. Fortinet's last date of support for FortiDDoS-400B is Oct 2026 (per the Fortinet end-of-sale bulletin).

When did the FortiDDoS-400B reach end of sale?

FortiDDoS-400B reached end of sale Oct 2021, per the Fortinet end-of-sale bulletin.

What is the last date of support (EOSL) for the FortiDDoS-400B?

Oct 2026 — per the Fortinet end-of-sale bulletin.

Can the FortiDDoS-400B be maintained after Fortinet support ends?

After the last date of support, FortiDDoS-400B units can often be kept in production through third-party maintenance providers. Fortinet no longer issues software fixes, support, or hardware replacement for it.