CTF 2026

Total 26 Tantangan. Download soal, temukan flag, dan jadilah juara!

🔐 Cryptography & Ciphers

Rotasi Caesar 50 pts
Difficulty:

Sandi klasik dari zaman Romawi. Geser 13 kali.

Download Hint: Gunakan ROT13.
Atbash Mirror 50 pts
Difficulty:

Alfabet yang dicerminkan. A=Z, B=Y.

Download Hint: Atbash Cipher.
Vigenere SMK 80 pts
Difficulty:

Kunci rahasia adalah "SMK".

Download Hint: Tabula Recta.
Base64 Encode 50 pts
Difficulty:

Data berakhiran tanda "=".

Download Hint: Decode dari Base64.
A1Z26 Alphabet 50 pts
Difficulty:

Angka yang mewakili posisi huruf.

Download Hint: A=1, B=2.

🌐 Web Exploitation

View Source 50 pts

Cek kode HTML.

Visit SiteHint: Ctrl+U.
Cookie Edit 100 pts

Ubah status login.

Visit SiteHint: user=admin.
SQLi Bypass 150 pts

Login tanpa password.

Visit SiteHint: ' OR 1=1 --
Robots 80 pts

Cari robots.txt.

Visit SiteHint: /robots.txt
LFI Traversal 150 pts

Baca file sistem.

Visit SiteHint: ../../../etc/passwd
Cmd Injection 200 pts

Injeksi terminal.

Visit SiteHint: Gunakan (;)
User-Agent 100 pts

Ganti identitas browser.

Visit SiteHint: SuperBrowser2026.
URL Params 80 pts

Cari mode debug.

Visit SiteHint: ?debug=1

🔍 Forensics & File Carving

Binwalk 150 pts

Ekstrak file tersembunyi.

DownloadHint: binwalk -e.
Foremost 150 pts

Pulihkan dari biner.

DownloadHint: foremost file.bin
Photorec 200 pts

Recovery disk image.

DownloadHint: photorec.
Magic Bytes 100 pts

Header file salah.

DownloadHint: Cek dengan 'file'.
Strings 50 pts

Teks dalam biner.

DownloadHint: strings.
EXIF Meta 80 pts

Info di foto.

DownloadHint: exiftool.

📡 Network Forensics

HTTP Pass 150 pts

Cari password HTTP.

Download .pcapHint: Wireshark.
Export File 150 pts

Ambil file HTTP.

Download .pcapHint: Export Objects.
ICMP Data 200 pts

Data di paket Ping.

Download .pcapHint: Payload ICMP.
Telnet 100 pts

Teks Telnet.

Download .pcapngHint: Port 23.

⚙️ Binary & Logic

BOF Basic 200 pts

Crash program.

DownloadHint: Buffer Overflow.
Int Overflow 150 pts

Batas variabel.

DownloadHint: 255 + 1 = 0?
Minus Logic 150 pts

Beli barang negatif.

DownloadHint: Logical Error.
LKS SMK TKJ BALIKPAPAN 2026 - Created by Kukuh