← All challenges
Warm-up·easy·10 pts

Hexadecimal

Decode a hex string directly into the flag — no cipher involved, just an encoding.

Every flag on this site starts with cct{ and ends with }. This one isn't encrypted at all — it's just encoded as hexadecimal, two hex digits per byte.

Decode the string below back into ASCII text.

Encoded

6363747b6833785f31735f6a7535745f62797433737d

Hints

Checked entirely in your browser — nothing you submit here leaves your device.

Up next

Base64 →

Another pure encoding — decode base64 back into the flag.