无需用户认证，基于LinkedIn基础个人主页URL通过LinkedIn API获取用户资料的可行性问询

Great question—let’s break this down clearly, since LinkedIn’s privacy rules and developer policies are pretty specific here:

• Public profile visibility depends entirely on user settings
  If a LinkedIn user has set their profile to be publicly accessible (many users leave at least basic info like current job, education, and professional summary public), you can manually visit their profile URL and view whatever sections they’ve chosen to make public. That said, keep in mind:

  • Some users restrict sensitive details (like past roles, exact tenure, or specific coursework) to only their connections. You won’t see those unless you’re connected to them.
  • Even public profiles might have limited info if the user has adjusted their privacy settings to hide certain sections entirely.

• Automated access requires official API authorization (no user auth, but still application-level hoops)
  If you’re looking to pull data at scale (not just manual browsing), LinkedIn’s official APIs (like the Member Profile API) don’t let you scrape or extract data without proper application setup. While you don’t need individual users to authenticate with your app, you’ll need to:

  1. Register a LinkedIn developer application.
  2. Request the appropriate permissions (like r_liteprofile for basic public info, or r_basicprofile for more detailed professional history—note that some permissions require LinkedIn’s approval).
  3. Stick to strict rate limits and data usage rules (you can’t repurpose the data for spam, resale, or other unauthorized use cases).

• Web scraping is strictly forbidden
  Even for public profiles, LinkedIn’s Terms of Service explicitly ban unauthorized web scraping, crawling, or automated access to their platform. Doing this can get your IP blocked, your developer account suspended, or even lead to legal action. Always use the official API if you need automated access.

In short: Manual browsing of public profiles is allowed (as long as you’re not automating it), but large-scale data retrieval requires using LinkedIn’s official API with proper application authorization—there’s no compliant workaround for that.

内容的提问来源于stack exchange，提问作者Nitesh Manandhar