Logging AI agents into web apps: From cookie hacks to proper OAuth — WorkOS
workos.com · 2,021 words · saved by 1 readers
Cookie syncing and credential injection get agents past login screens, but they break every security assumption your app relies on.
AI agents can browse the web, call APIs, manage calendars, and file support tickets. But ask one to log into your app, and it hits a wall. Authentication is the single biggest bottleneck preventing agents from being useful. Not model capability, not tool availability, but login screens. And the way most teams are solving this today is a mess. The hack era of agent authentication There are four common approaches teams use to get agents past login screens. They get the job done, but are also introducing some real problems. Cookie syncing When you log into a website, the server responds…
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