Ivan Ivanov
20th place
1535 points
Awards
Hint 14
hints
Hint for Hidden Archive
-10
Hint 22
hints
Hint for RAID Parity
0
Hint 20
hints
Hint for Hamming Code
-5
Hint 19
hints
Hint for Hamming Code
-2
Hint 17
hints
Hint for Suspicious Process
-3
Solves
| Challenge | Category | Value | Time |
|---|---|---|---|
| Hidden Archive | Steganography | 200 | |
| Hidden in EXIF | Steganography | 150 | |
| Malware Awareness – Assessment | Defensive Security | 100 | |
| Linux Basics 2 | Linux Command Line | 250 | |
| Linux Basics 1 | Linux Command Line | 100 | |
| XOR Mystery | Cryptography | 200 | |
| Base64 | Cryptography | 150 | |
| Caesar Shift | Cryptography | 150 | |
| Command Challenge 2 | Linux Command Challenges | 150 | |
| Command Challenge 1 | Linux Command Challenges | 50 | |
| Checksum Verification | Data Protection | 25 | |
| Suspicious Process | Security Basics | 15 | |
| Risk Assessment | Security Basics | 10 | |
| CIA Triad | Security Basics | 5 |