added resouces and scripts

Script/Red Team/Php scripts/Revershe-shell.md

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+# TIPS 
+
+If you have obtained a vulnerability such as RCE, file upload or something else, you can use the script below to spawn a shell or backconnect revershell. If the shell does not run see below
+
+1. Make sure the target has internet access (internet access opened)
+2. Try changing the port to a larger one such as 8080, 8888, etc. 
+3. Encode your script using base64 and then decode it 
+4. Encode your script using url encode 
+5. Check the compiler 
+
+## Php spawning cmd 
+
+```Windows
+https://pastebin.com/bFqVuGwv
+```
+
+## Php spawning bash 
+
+```Linux
+https://pastebin.com/QsSKm2F1
+```