## Ways of Injecting OS Commands

![[Pasted image 20221202124907.png]]

| Operator | Use                                                                                          |
| -------- | -------------------------------------------------------------------------------------------- |
| ;        | Multiple shell commands are be seperated with semicolon and are executed at a time.          |
| &        | It seperates two shell commands on one command line. It executes first command then second.  |
| &&       | When this is used between two commands, second command is executed only if the first is true |
![[Pasted image 20221202125327.png]]