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Follow this exact procedure to ensure your download is authentic and verified.
While SHA-256 confirms integrity, it does not confirm authenticity if the website is hacked. For government and high-security environments, perform digital signature verification.
Fortinet signs all official firmware with a GPG key. To verify:
Fortinet’s REST API can download firmware with checksum validation. Sample Python snippet:
import requests
# Authenticate to support.fortinet.com API
# Download firmware and compare SHA256 from metadata endpoint
(Always use an official Fortinet SDK for production.)