Security

PHP-FPM (FastCGI Process Manager)

PHP-FPM is a service that runs PHP in separate pools of worker processes, which the web server reaches over FastCGI. Each pool can use its own user, settings and limits.

Deep dive

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mod_php vs PHP-FPM: Which PHP Setup Is Riskier?

mod_php vs PHP-FPM: how each runs PHP, why mod_php was the highest-risk setup for PHP2Shell, and when to move your sites to isolated FPM pools.

intermediate 4 min read

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