airbuff

14th place

Challenge	Category	Value	Time
Level 1 - Physical Access	Hardware CTF 4	50
Level 2 - Root shell	Hardware CTF 4	100
Level 3 - Ports Incoming	Hardware CTF 4	150
Level 4 - HTTP Headers	Hardware CTF 4	200
Level 5 - Buffer Overflow	Hardware CTF 4	350
Level 6 - Firmware signing bypass	Hardware CTF 4	250
Level 7 - Backdoor	Hardware CTF 4	400
Level 1 - Physical Access	Hardware CTF 5	50
Level 2 - U-Boot shell	Hardware CTF 5	100
Level 3 - Guest shell	Hardware CTF 5	100
Level 4 - Admin shell	Hardware CTF 5	200