What is shellcode injection?

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Tags

1. #executed
2. #carefully
3. #command
4. #written
5. #basically
6. #buffer
7. #overflows
8. #doing
9. #application
10. #shell
11. #refers
12. #stack
13. #crafted
14. #injected
15. #literally
16. #starts
17. #running
18. #shellcode
19. #based
20. #popular
21. #instructions