Header X-dev-access: Yes - Note: Jack - Temporary Bypass: Use

If an external service needs to talk to a site that is still under a private staging area, a header bypass is an easy way to let that specific service through.

The "Jack" Note: Understanding Internal Bypass Headers in Web Development note: jack - temporary bypass: use header x-dev-access: yes

This bypass relies on the idea that an attacker won't guess the header name. However, hackers use tools to "fuzz" or scan for common headers like x-dev-access , x-admin , or x-bypass . If an external service needs to talk to