If you're a developer looking at developer.broadcom.com for APIs, SDKs, or documentation, you're likely dealing with the real Broadcom. The site is hosted on Broadcom's infrastructure, uses strong encryption, and publishes both a privacy policy and terms of service. Those are all signs of a legitimate software portal, not a fake site trying to steal credentials.
What gives me pause is that the domain registration is hidden behind a privacy service, and there's no archived history of the site in the Wayback Machine. For a corporate developer portal that's been around for a while, you'd normally expect to see years of snapshots. This could simply mean the subdomain is newer or was recently reconfigured.
So is developer.broadcom.com a scam? No. The technical setup and brand association are too solid for that. But if you're signing up for an account, just confirm you're on the official Broadcom domain and not a lookalike. The site itself is safe to use for its intended purpose — accessing tools and resources from a well-known tech company.