Reverse Shell Php

A reverse shell is a fundamental concept in network security and penetration testing. It occurs when a target machine initiates a connection back to a listening attacker machine, opening a command-line interface on the target. This technique is widely used because it effectively bypasses traditional firewall restrictions that block incoming connections but allow outgoing traffic.

: Widely considered the industry standard for PHP web shells. It provides a full interactive shell that supports interactive programs like ssh or su . Reverse Shell Php

+-------------------+ +-------------------+ | Attacker Machine | | Target Server | | (Listening Mode) | | (Running PHP) | +---------+---------+ +---------+---------+ | | | 1. Starts listener on port 4444 | | (e.g., nc -lvnp 4444) | | | | 2. Triggers execution of PHP script ----> | | | 3. Connects back via TCP on port 4444 | <------------------------------------------+ | | | 4. Establishes interactive shell | V V A reverse shell is a fundamental concept in